BMW 4-Series vs. Porsche 911 Feature Comparison

Model Year	2016	2016	2016	2017	2017	2017	2017	2017	2017	2017	2017
Model	4-Series	4-Series	4-Series	911	911	911	911	911	911	911	911
Trim	428i	435i	M4	Carrera	Targa	Carrera S	Targa S	Carrera GTS	Targa GTS	Turbo	Turbo S
Engines (hide)
turbocharged 2.0L I4 DOHC-4v 240 hp@5000 260 lb-ft@1250
turbocharged 3.0L I6 DOHC-4v 300 hp@5800 300 lb-ft@1300
turbocharged 3.0L I6 DOHC-4v 473 hp@6250 406 lb-ft@2650
turbocharged 3.0L I6 DOHC-4v 503 hp@6250 479 lb-ft@2750
turbocharged 3.0L H6 DOHC-4v 379 hp@6500 331 lb-ft@1950
turbocharged 3.0L H6 DOHC-4v 443 hp@6500 390 lb-ft@2300
turbocharged 3.0L H6 DOHC-4v 473 hp@6500 420 lb-ft@2300
turbocharged 3.7L H6 DOHC-4v 572 hp@6500 553 lb-ft@2250
turbocharged 3.7L H6 DOHC-4v 640 hp@6750 590 lb-ft@2500
Transmissions (hide)
8-speed manually-shiftable automatic
6-speed manual
7-speed automated manual
7-speed manual
Drivetrains (hide)
RWD
AWD
Tires (hide)
225/45VR18 tires
225/50VR17 tires
225/40YR19 tires
225/45YR18 tires
225/40VR19 tires
255/40YR18 tires
255/35YR19 tires
275/40YR18 tires
285/30YR20 tires
265/30YR20 tires
275/35YR19 tires
295/35ZR19 tires
235/40ZR19 tires
245/35ZR20 tires
305/30ZR20 tires
Audio Systems (hide)
Unbranded, 205W, 9 speakers (with subwoofer)
Harman/Kardon, 600W, 16 speakers (with subwoofer)
Unbranded, 8 speakers
Burmester, 821W, 12 speakers (with subwoofer)
Bose, 555W, 12 speakers (with subwoofer)
Accessories (hide)
Adaptive cruise control, all-speedAutomatically maintains set distance behind preceding vehicle as well as set speed. Can bring vehicle to a complete stop then accelerate back up to set speed. Replaces regular adaptive cruise control, and includes its value.   [?]
Automatically maintains set distance behind preceding vehicle as well as set speed. Can bring vehicle to a complete stop then accelerate back up to set speed. Replaces regular adaptive cruise control, and includes its value.
Cruise control
Hands-free trunk or liftgateRelease latch by waving a foot beneath the bumper or a hand near a sensor.   [?]
Release latch by waving a foot beneath the bumper or a hand near a sensor.
Heated steering wheel
Power front side windowsOften must be ordered with power rear side windows, if these are available.   [?]
Often must be ordered with power rear side windows, if these are available.
Power locks
Proximity keyEnter and start the vehicle without removing the key from your pocket.   [?]
Enter and start the vehicle without removing the key from your pocket.
Remote appCheck on car and remotely control various functions (remote start, locks, lights, and/or HVAC) from a telephone or computer. Can require a monthly fee.   [?]
Check on car and remotely control various functions (remote start, locks, lights, and/or HVAC) from a telephone or computer. Can require a monthly fee.
Remote keyless entryUnlock and lock the car using buttons on the keyfob.   [?]
Unlock and lock the car using buttons on the keyfob.
Remote window/roof operationOperate the power windows, sunroof, and/or convertible roof using buttons on the keyfob.   [?]
Operate the power windows, sunroof, and/or convertible roof using buttons on the keyfob.
Semi-automated parking systemAutomatically steers the vehicle into a parking space. Driver operates the transmission, and sometimes also the brake and accelerator.   [?]
Automatically steers the vehicle into a parking space. Driver operates the transmission, and sometimes also the brake and accelerator.
Sunshade, rear, powerGreatly reduces the amount of sunlight entering the rear window. Includes the value of manual rear shade.   [?]
Greatly reduces the amount of sunlight entering the rear window. Includes the value of manual rear shade.
Tilt/telescoping steering wheel, manual
Tilt/telescoping steering wheel, power
Tool kit
Universal garage door openerHomelink.   [?]
Homelink.
Brakes, Airbags, and Other Safety (hide)
4-wheel disc brakesRear disc brakes.   [?]
Rear disc brakes.
Active or whiplash-reducing head restraints, front seatsIf active, automatically move forward when the vehicle is rear-ended. Note: becoming less common.   [?]
If active, automatically move forward when the vehicle is rear-ended. Note: becoming less common.
AlarmOnly listed when pricing a single model because insufficient data for all cars.   [?]
Only listed when pricing a single model because insufficient data for all cars.
Antilock brakes (ABS)Automatically pulse the brakes in hard stops to prevent wheels from locking up, making it possible to brake and steer at the same time.   [?]
Automatically pulse the brakes in hard stops to prevent wheels from locking up, making it possible to brake and steer at the same time.
Around view camerasSmall external cameras provide a top-down view all around the vehicle, to reduce blind spots while parking.   [?]
Small external cameras provide a top-down view all around the vehicle, to reduce blind spots while parking.
Automatic braking, high-speed or partialIf collision detection system senses imminent collision, applies moderate braking.   [?]
If collision detection system senses imminent collision, applies moderate braking.
Automatic braking, low-speedAutomatically brakes car to avoid low-speed collisions.   [?]
Automatically brakes car to avoid low-speed collisions.
Automatic seat belt presenters, front rowArm holding seat belt extends forward when the door is closed to make seat belt easier to reach.   [?]
Arm holding seat belt extends forward when the door is closed to make seat belt easier to reach.
Blind spot warning systemMirror-mounted lights indicate when another vehicle is in a blind spot.   [?]
Mirror-mounted lights indicate when another vehicle is in a blind spot.
Brake assistWhen a panic stop is sensed, fully applies the brakes.   [?]
When a panic stop is sensed, fully applies the brakes.
Ceramic brake rotorsCeramic composite brake rotors.   [?]
Ceramic composite brake rotors.
Driver drowsiness monitorWarns when driver is drowsy and needs to pull over.   [?]
Warns when driver is drowsy and needs to pull over.
Fire extinguisher
Forward collision warningAlerts driver when approaching the preceding car too quickly.   [?]
Alerts driver when approaching the preceding car too quickly.
Front airbagsMandatory, in all cars.   [?]
Mandatory, in all cars.
High performance brake pads (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Hill descent controlSelectively applies the brakes to maintain a slow, steady descent on off-road downhill slopes.   [?]
Selectively applies the brakes to maintain a slow, steady descent on off-road downhill slopes.
Hill start assistApplies the brakes to hold the vehicle in place on an incline. Incomplete data, so only displayed when pricing a single vehicle.   [?]
Applies the brakes to hold the vehicle in place on an incline. Incomplete data, so only displayed when pricing a single vehicle.
Knee airbag, driver
Knee airbag, passenger
Lane departure warningAlerts driver when the vehicle seems to be wandering out of the lane.   [?]
Alerts driver when the vehicle seems to be wandering out of the lane.
Obstacle detection, frontBeeps signal distance to object in front of vehicle. Parking aid.   [?]
Beeps signal distance to object in front of vehicle. Parking aid.
Obstacle detection, rearBeeps signal distance to object behind vehicle. Parking aid.   [?]
Beeps signal distance to object behind vehicle. Parking aid.
Pedestrian detectionWarns driver of pedestrians in path of car.   [?]
Warns driver of pedestrians in path of car.
Performance braking system (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Radar- or camera-based collision preparation systemPrepares brakes (and sometimes also seat belts) for use when radar detects an imminent collision. Might also move seats and close windows. Early Lexus system used laser. Since automatic braking became common it has been unclear which models have this feat   [?]
Prepares brakes (and sometimes also seat belts) for use when radar detects an imminent collision. Might also move seats and close windows. Early Lexus system used laser. Since automatic braking became common it has been unclear which models have this feat
Rearview cameraRearview camera connected to display screen on the instrument panel. Often requires navigation system.   [?]
Rearview camera connected to display screen on the instrument panel. Often requires navigation system.
Secondary collision brake assistAutomatically applies brakes when the car is hit to prevent it from hitting a second object.   [?]
Automatically applies brakes when the car is hit to prevent it from hitting a second object.
Side curtain airbagsAirbags contained just above the window level. Except in cars without a rear seat usually cover first and second row.   [?]
Airbags contained just above the window level. Except in cars without a rear seat usually cover first and second row.
Stability controlSelectively applies the brakes to prevent excessive understeer or oversteer (spinning).   [?]
Selectively applies the brakes to prevent excessive understeer or oversteer (spinning).
Tire-pressure monitorTwo types: a warning light when a tire is low on air and a pressure readout for each tire.   [?]
Two types: a warning light when a tire is low on air and a pressure readout for each tire.
Tires, run-flatCan be driven deflated for about 50 miles. Usually harm ride quality. Cars with these often have no spare tire.   [?]
Can be driven deflated for about 50 miles. Usually harm ride quality. Cars with these often have no spare tire.
Torque vectoring, brake-basedUses the brakes to channel torque to the outside wheels and counteract understeer. Similar to stability control, but proactive, and acting to improve cornering performance rather than prevent loss of control.   [?]
Uses the brakes to channel torque to the outside wheels and counteract understeer. Similar to stability control, but proactive, and acting to improve cornering performance rather than prevent loss of control.
Traction controlWhen a drive wheel slips, it is braked and/or engine power is reduced, restoring traction.   [?]
When a drive wheel slips, it is braked and/or engine power is reduced, restoring traction.
Upgraded stability controlAdditional features for stability control, such as performance calibration.   [?]
Additional features for stability control, such as performance calibration.
Wide-view front cameraWide angle camera allows the driver to see well to each side from the very front of the car when pulling out of parking spaces or side streets.   [?]
Wide angle camera allows the driver to see well to each side from the very front of the car when pulling out of parking spaces or side streets.
Cargo Management (hide)
Air-conditioned storage compartment
Console with shifter
Rear seat pass-throughUsually concealed behind a stowed armrest. Enables long items like skis to be carried without folding the rear seat.   [?]
Usually concealed behind a stowed armrest. Enables long items like skis to be carried without folding the rear seat.
Roof rackIncludes side rails and crossbars.   [?]
Includes side rails and crossbars.
Second-row low consoleSecond-row center console that does not rise above the level of the seat cushions.    [?]
Second-row center console that does not rise above the level of the seat cushions.
Climate Control (hide)
Air conditioning
Automatic air recirculationAutomatically recirculates interior air when pollution is detected in outside air.   [?]
Automatically recirculates interior air when pollution is detected in outside air.
Automatic climate control, frontMaintains set temperature in front row. Requires air conditioning and does not include its value.   [?]
Maintains set temperature in front row. Requires air conditioning and does not include its value.
Dual-zone climate controlTemperature can be separately set for left and right sides of the passenger compartment. Requires air conditioning and does not include its value.   [?]
Temperature can be separately set for left and right sides of the passenger compartment. Requires air conditioning and does not include its value.
Heated windshield washer nozzles
Interior air filterFilters exterior air before it enters the passenger compartment. No default value because most cars have them, even in cases where they're not in the official list of features.   [?]
Filters exterior air before it enters the passenger compartment. No default value because most cars have them, even in cases where they're not in the official list of features.
Rain-sensing wipersWipers automatically turn on and adjust their speed based on input from a rain sensor.   [?]
Wipers automatically turn on and adjust their speed based on input from a rain sensor.
Rear air vents with manual controlsFan speed and/or temperature can be manually set for vents in the center console, B-pillars, and/or ceiling. Includes value of rear vents.   [?]
Fan speed and/or temperature can be manually set for vents in the center console, B-pillars, and/or ceiling. Includes value of rear vents.
Rear defrost
Rear heat ductsDucts under front seats direct heated air to the second row.   [?]
Ducts under front seats direct heated air to the second row.
Rear wiper
Residual heatProvides heat for an extended period of time after the engine has been cut off.   [?]
Provides heat for an extended period of time after the engine has been cut off.
Water-repellent front-door glassMakes rain bead up and roll off the windows.   [?]
Makes rain bead up and roll off the windows.
Drivetrain (hide)
Active rear differentialActively splits power between the left and right rear wheels, which generally yields sportier handling.   [?]
Actively splits power between the left and right rear wheels, which generally yields sportier handling.
Electronically-variable engine mounts (performance-oriented)Can vary engine mount stiffness to maximize performance or comfort.   [?]
Can vary engine mount stiffness to maximize performance or comfort.
Limited-slip rear differentialWhen one rear wheel spins, the differential locks up, sending power to the wheel with better traction.   [?]
When one rear wheel spins, the differential locks up, sending power to the wheel with better traction.
Engine / Motor (hide)
Automatic start / stopAutomatically cuts off the engine when the vehicle is stopped and restarts it when the driver lifts off the brake pedal. Not listed for hybrids, where it is generally part of the powertrain system.   [?]
Automatically cuts off the engine when the vehicle is stopped and restarts it when the driver lifts off the brake pedal. Not listed for hybrids, where it is generally part of the powertrain system.
Dual-mode exhaust, switchableValves open in the exhaust at high rpm and/or during brisk acceleration, for power boost and/or richer sound. Valves can also be opened with a switch.   [?]
Valves open in the exhaust at high rpm and/or during brisk acceleration, for power boost and/or richer sound. Valves can also be opened with a switch.
Oil coolerOnly listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Raised top speed limiterPermits a higher top speed before fuel cutoff kicks in.   [?]
Permits a higher top speed before fuel cutoff kicks in.
Rear-engine configurationThe engine is located behind the rear axle.   [?]
The engine is located behind the rear axle.
Regenerative brakingSmart alternator recharges battery only while braking, to improve fuel economy.   [?]
Smart alternator recharges battery only while braking, to improve fuel economy.
Sport exhaustChanges sound of exhaust and/or appearance of the tips. In some cases might slightly improve performance.   [?]
Changes sound of exhaust and/or appearance of the tips. In some cases might slightly improve performance.
Exterior (hide)
Active front spoilerFront spoiler can retract to increase clearance or extend to reduce lift.   [?]
Front spoiler can retract to increase clearance or extend to reduce lift.
Active grille shuttersClose grille openings when not needed to reduce aerodynamic drag.   [?]
Close grille openings when not needed to reduce aerodynamic drag.
Active rear spoilerAdditional spoiler feature (value on top of spoiler type). Rear spoiler can lower to reduce drag or rise up and/or tilt to increase downforce.   [?]
Additional spoiler feature (value on top of spoiler type). Rear spoiler can lower to reduce drag or rise up and/or tilt to increase downforce.
Additional chrome trimOnly listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Black exterior trim (optional)
Body kitSide skirts and possibly a front air dam and rear apron.   [?]
Side skirts and possibly a front air dam and rear apron.
Body kit (gray/black)Side skirts and possibly a front air dam and rear apron. Not body color.   [?]
Side skirts and possibly a front air dam and rear apron. Not body color.
Bright-finished exhaust tip(s)Increasingly often these are not actually connected to the exhaust.   [?]
Increasingly often these are not actually connected to the exhaust.
Carbon fiber roofReduces weight.   [?]
Reduces weight.
Larger rear spoilerOnly listed if a second, smaller spoiler is also standard or optional. No additional value because no way to compare across models.   [?]
Only listed if a second, smaller spoiler is also standard or optional. No additional value because no way to compare across models.
Metallic paint (extra cost)
Paint, special
Painted brake calipers (optional)
Painted brake calipers, alternate colorNo value since replaces painted brake calipers.   [?]
No value since replaces painted brake calipers.
Power retractable roof sectionSpans width of car, providing much of the effect of a convertible.   [?]
Spans width of car, providing much of the effect of a convertible.
Retractable rear spoilerSpoiler extends automatically at high speeds. Otherwise flush with body. Can be manually extended and retracted.   [?]
Spoiler extends automatically at high speeds. Otherwise flush with body. Can be manually extended and retracted.
Special exterior trimOnly listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Sport front fascia (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Sport rear fascia, e.g. diffuser (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Sport rocker panels (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Sunroof
Sunroof, opaqueLets no light in when closed.   [?]
Lets no light in when closed.
Tall rear wing-type spoilerLarge spoiler stands well above the trunk or hatch.   [?]
Large spoiler stands well above the trunk or hatch.
Infotainment (hide)
4G LTE connectivityHigher speed Internet connection. Monthly fee after trial period.   [?]
Higher speed Internet connection. Monthly fee after trial period.
App supportTouchscreen and/or voice control over apps that can include online search, Facebook, Twitter, Pandora, OpenTable, and MovieTickets.com. Requires connected compatible phone. Fees may apply after first three years.    [?]
Touchscreen and/or voice control over apps that can include online search, Facebook, Twitter, Pandora, OpenTable, and MovieTickets.com. Requires connected compatible phone. Fees may apply after first three years.
Apple CarPlay supportRequires compatible Apple iPhone.   [?]
Requires compatible Apple iPhone.
Audio controls on steering wheel
Aux inputJack for an iPod or similar device. No value because of incomplete data. Will soon be standard on nearly every car.   [?]
Jack for an iPod or similar device. No value because of incomplete data. Will soon be standard on nearly every car.
Bluetooth audio streamingUses Bluetooth rather than a cable to integrate audio device. Requires compatible audio device and/or phone.   [?]
Uses Bluetooth rather than a cable to integrate audio device. Requires compatible audio device and/or phone.
Bluetooth cell phone linkEnables hands-free communication by wirelessly connecting a cell phone to a microphone and the vehicle's stereo speakers.   [?]
Enables hands-free communication by wirelessly connecting a cell phone to a microphone and the vehicle's stereo speakers.
CD player
DVD-Audio-compatible playerAudio system capable of playing DVD-Audio discs.   [?]
Audio system capable of playing DVD-Audio discs.
DVD-compatible playerAudio system capable of playing DVDs on a front-row screen. Inoperative when the vehicle is moving. No value because of incomplete data.   [?]
Audio system capable of playing DVDs on a front-row screen. Inoperative when the vehicle is moving. No value because of incomplete data.
Handwriting recognitionTouchpad that interprets handwritten inputs.   [?]
Touchpad that interprets handwritten inputs.
HD radioHigh-definition radio, which broadcasts a digital signal. Free, no subscription fees.   [?]
High-definition radio, which broadcasts a digital signal. Free, no subscription fees.
In-vehicle InternetConnects car to the Internet to update systems, download information, and/or browse. Includes internal modem, usually requires car-specific broadband service with monthly fee.   [?]
Connects car to the Internet to update systems, download information, and/or browse. Includes internal modem, usually requires car-specific broadband service with monthly fee.
Media driveBuilt-in drive with at least 10 GB of storage for MP3 and other audio files.   [?]
Built-in drive with at least 10 GB of storage for MP3 and other audio files.
MP3-compatible playerAudio system capable of playing discs with MP3 files.   [?]
Audio system capable of playing discs with MP3 files.
Navigation map updates, three years
Navigation systemScreen-based navigation system.   [?]
Screen-based navigation system.
Off-road navigation systemEnables navigation even without roads. Requires and does not include the value of a navigation system.   [?]
Enables navigation even without roads. Requires and does not include the value of a navigation system.
S Voice supportAccess S Voice features of a Samsung Galaxy phone (III and up) using the car's voice controls.   [?]
Access S Voice features of a Samsung Galaxy phone (III and up) using the car's voice controls.
Satellite radioXM or Sirius. Includes a subscription for three to six months, after which monthly fees apply.   [?]
XM or Sirius. Includes a subscription for three to six months, after which monthly fees apply.
Satellite radio - one year subscriptionXM or Sirius with one-year subscription.   [?]
XM or Sirius with one-year subscription.
SD Card slotSD, CF, PCMCIA, or other digital media reader.   [?]
SD, CF, PCMCIA, or other digital media reader.
Siri Eyes Free supportActivate Siri using button on steering wheel. Make calls, hear and dictate texts and email, manage calendar, turn-by-turn nav. Requires iPhone 4S or higher.    [?]
Activate Siri using button on steering wheel. Make calls, hear and dictate texts and email, manage calendar, turn-by-turn nav. Requires iPhone 4S or higher.
Smartphone integrationIn BMWs includes baseplate in center console that provides a connection to an external antenna, but that requires an additional adapter.   [?]
In BMWs includes baseplate in center console that provides a connection to an external antenna, but that requires an additional adapter.
SMS text-to-speech readerConverts text messages to speech.   [?]
Converts text messages to speech.
Surround sound
Telematics service, such as OnStarIn-vehicle security, communications, and diagnostics system. For 2011 and newer cars often includes a remote app. Monthly fee after the first 1-12 months.   [?]
In-vehicle security, communications, and diagnostics system. For 2011 and newer cars often includes a remote app. Monthly fee after the first 1-12 months.
Text dictationDictate text for messages and/or emails. Annual fee.   [?]
Dictate text for messages and/or emails. Annual fee.
Traffic + travel informationInformation about traffic plus weather, gas prices, sports news, and/or movie times. Monthly fee after first 3-12 months.   [?]
Information about traffic plus weather, gas prices, sports news, and/or movie times. Monthly fee after first 3-12 months.
Traffic informationInformation about traffic conditions. Monthly fee after first 3-12 months.   [?]
Information about traffic conditions. Monthly fee after first 3-12 months.
USB portOften permits an iPod or phone to be integrated into the vehicle's entertainment system and controls.   [?]
Often permits an iPod or phone to be integrated into the vehicle's entertainment system and controls.
Voice control for external devicesPhone or other device operated via the vehicle's voice command system. Requires a compatible device--all aren't supported.   [?]
Phone or other device operated via the vehicle's voice command system. Requires a compatible device--all aren't supported.
Voice control for nav and audioSometimes also includes voice control over climate control system.   [?]
Sometimes also includes voice control over climate control system.
Voice recorder
Wi-Fi hotspotProvides Wi-Fi within the car. Includes internal modem, usually requires car-specific broadband service with monthly fee.   [?]
Provides Wi-Fi within the car. Includes internal modem, usually requires car-specific broadband service with monthly fee.
Instruments, Lights, and Mirrors (hide)
Auto-dimming driver-side mirrorDriver-side exterior mirror automatically dims when hit by headlights of following vehicle.   [?]
Driver-side exterior mirror automatically dims when hit by headlights of following vehicle.
Auto-dimming headlightsHigh beams automatically turned on and off.   [?]
High beams automatically turned on and off.
Auto-dimming passenger-side mirrorPassenger-side rearview mirror automatically dims when hit by headlights of following vehicle.   [?]
Passenger-side rearview mirror automatically dims when hit by headlights of following vehicle.
Auto-dimming rearview mirrorInterior rearview mirror automatically dims when hit by headlights of following vehicle.   [?]
Interior rearview mirror automatically dims when hit by headlights of following vehicle.
Automatic headlightsHeadlights automatically turn on and off. Includes value of automatic-off headlights.   [?]
Headlights automatically turn on and off. Includes value of automatic-off headlights.
Boost gaugeReports the amount of boost being provided by the supercharger or turbocharger.   [?]
Reports the amount of boost being provided by the supercharger or turbocharger.
ChronometerStopwatch, lap timer. Usually includes an analog clock.   [?]
Stopwatch, lap timer. Usually includes an analog clock.
CompassWe haven't given this feature a value because it's hard to tell which cars have it.   [?]
We haven't given this feature a value because it's hard to tell which cars have it.
Cornering lightsLights illuminate area just ahead and to the side of the vehicle when the turn signals are used or the steering wheel is turned.   [?]
Lights illuminate area just ahead and to the side of the vehicle when the turn signals are used or the steering wheel is turned.
Fog light, rearMake it easier for following vehicles to see the vehicle in fog.   [?]
Make it easier for following vehicles to see the vehicle in fog.
Fog lightsLight wide area close in front of the vehicle.   [?]
Light wide area close in front of the vehicle.
Head-up display (HUD)Projects various instrument readouts onto the windshield. Image actually appears to be floating over the nose of the car. Enables driver to keep eyes on the road.   [?]
Projects various instrument readouts onto the windshield. Image actually appears to be floating over the nose of the car. Enables driver to keep eyes on the road.
Headlight washers
Heated mirrorsClears ice and fog from mirrors.   [?]
Clears ice and fog from mirrors.
Illuminated visor mirror, driverIncludes value of non-illuminated vanity mirror.   [?]
Includes value of non-illuminated vanity mirror.
Illuminated visor mirror, passengerIncludes value of non-illuminated vanity mirror.   [?]
Includes value of non-illuminated vanity mirror.
Interior ambient lightingLEDs cast a soft glow over and/or highlight parts of the interior.   [?]
LEDs cast a soft glow over and/or highlight parts of the interior.
LED headlightsLED headlights last longer and use less energy than other types.   [?]
LED headlights last longer and use less energy than other types.
LED tail lightsOnly listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Map lightsFront row reading lights.   [?]
Front row reading lights.
Mirror tilt-down in reverseOne or both exterior mirrors tilt down when the transmission is in reverse, to provide view of the curb.   [?]
One or both exterior mirrors tilt down when the transmission is in reverse, to provide view of the curb.
Outside temperature display
Performance data recording appRecords acceleration, braking, and cornering data on a phone-based app. Integrated with car's controls.   [?]
Records acceleration, braking, and cornering data on a phone-based app. Integrated with car's controls.
Performance meterMeasures and displays lateral acceleration. Some also measure and display 0-60, quarter mile, etc.   [?]
Measures and displays lateral acceleration. Some also measure and display 0-60, quarter mile, etc.
Perimeter approach lightingArea around the vehicle is illuminated when the vehicle is remotely unlocked.   [?]
Area around the vehicle is illuminated when the vehicle is remotely unlocked.
Power mirrorsIncludes value of manual remote mirrors.   [?]
Includes value of manual remote mirrors.
Power-folding mirrorsMirrors fold and unfold with the touch of a button inside the vehicle. Good for narrow roads and parking lots.   [?]
Mirrors fold and unfold with the touch of a button inside the vehicle. Good for narrow roads and parking lots.
Speed limit informationDisplays the current speed limit. Included with nav on an increasing number of cars. No feature value here because incomplete info on availability.   [?]
Displays the current speed limit. Included with nav on an increasing number of cars. No feature value here because incomplete info on availability.
Steering-linked headlightsHeadlights swivel when steering wheel is turned.   [?]
Headlights swivel when steering wheel is turned.
TachometerReports engine speed.   [?]
Reports engine speed.
Trip computerReports average fuel economy, and perhaps also instantaneous fuel economy, distance to empty, average speed, and other stats.   [?]
Reports average fuel economy, and perhaps also instantaneous fuel economy, distance to empty, average speed, and other stats.
Turn signals on or near mirrors
Xenon HID headlightsProvide a brighter, whiter light than halogen headlights.   [?]
Provide a brighter, whiter light than halogen headlights.
Seats and Interior Trim (hide)
Front buckets
Front sport buckets
Second-row 2-section 2-person split bench
Aluminum trimReal aluminum trim on instrument panel, door panels, and/or center console. Deleted by wood trim even if they appear together.   [?]
Real aluminum trim on instrument panel, door panels, and/or center console. Deleted by wood trim even if they appear together.
Carbon fiber / leather-wrapped steering wheel
Carbon fiber trimWon't be listed in conjunction with wood or aluminum trim even if they are available together.   [?]
Won't be listed in conjunction with wood or aluminum trim even if they are available together.
Center armrest(s), front row
Center armrest(s), second row
Chrome interior accents (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Color seat beltsUsually red or yellow.   [?]
Usually red or yellow.
Cooled or ventilated front seats
Dark-colored headliner (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Door sill trim plates
Floor mats
Folding second row seatsSeat folds to enlarge cargo area. Unless the seat is also removable, it usually folds flat or nearly flat.   [?]
Seat folds to enlarge cargo area. Unless the seat is also removable, it usually folds flat or nearly flat.
Folding second row seats w/o opening to trunkThe rear seats fold to provide a solid surface for cargo, but without creating an opening to the trunk.   [?]
The rear seats fold to provide a solid surface for cargo, but without creating an opening to the trunk.
Heated front seats
Illuminated carbon fiber door sill trim plates
Leather door panel trim
Leather seating surfacesSeating surfaces are trimmed in leather; other upholstery tends to be leatherette.   [?]
Seating surfaces are trimmed in leather; other upholstery tends to be leatherette.
Leather upholstery, extended coverageLeather beyond the seating surfaces, door panels, and IP top. No additional value over leather upholstery because no way to standardize across all models.   [?]
Leather beyond the seating surfaces, door panels, and IP top. No additional value over leather upholstery because no way to standardize across all models.
Leather-wrapped steering wheel
Manual thigh support length adjuster, driver seatManually adjustable cushion length; provides better support for long legs.   [?]
Manually adjustable cushion length; provides better support for long legs.
Manual thigh support length adjuster, passenger seatManually adjustable cushion length; provides better support for long legs.   [?]
Manually adjustable cushion length; provides better support for long legs.
Memory system, driver seat
Metal pedals
Partial leather seating sufacesEither only the front seats are leather or the upholstery is a mix of cloth and leather.   [?]
Either only the front seats are leather or the upholstery is a mix of cloth and leather.
Power 4-way lumbar adjuster, driver seatLower back support power-adjustable vertically as well as in and out.   [?]
Lower back support power-adjustable vertically as well as in and out.
Power 4-way lumbar adjuster, passenger seatLower back support power-adjustable vertically as well as in and out.   [?]
Lower back support power-adjustable vertically as well as in and out.
Power fore-aft adjuster, driver seat
Power fore-aft adjuster, passenger seat
Power height adjuster, driver seat
Power height adjuster, passenger seat
Power recliner, driver seat
Power recliner, passenger seat
Power seatback bolsters, driver seatPower adjustable bolsters on the seatback, to provide lateral support in hard turns.   [?]
Power adjustable bolsters on the seatback, to provide lateral support in hard turns.
Power seatback bolsters, passenger seatPower adjustable bolsters on the seatback, to provide lateral support in hard turns.   [?]
Power adjustable bolsters on the seatback, to provide lateral support in hard turns.
Power thigh bolsters, driver seatPower adjustable bolsters on the seat cushion, to prevent sliding out of the seat in hard turns.   [?]
Power adjustable bolsters on the seat cushion, to prevent sliding out of the seat in hard turns.
Power thigh bolsters, passenger seatPower adjustable bolsters on the seat cushion, to prevent sliding out of the seat in hard turns.   [?]
Power adjustable bolsters on the seat cushion, to prevent sliding out of the seat in hard turns.
Power thigh support length adjuster, driver seatPower-adjustable cushion length; provides better support for long legs.   [?]
Power-adjustable cushion length; provides better support for long legs.
Power thigh support length adjuster, passenger seatPower-adjustable cushion length; provides better support for long legs.   [?]
Power-adjustable cushion length; provides better support for long legs.
Power tilt adjuster, driver seatPower tilting seat cushion; can take the form of a second height adjustment.   [?]
Power tilting seat cushion; can take the form of a second height adjustment.
Power tilt adjuster, passenger seatPower tilting seat cushion; can take the form of a second height adjustment.   [?]
Power tilting seat cushion; can take the form of a second height adjustment.
Synthetic leather seating surfacesA.k.a vinyl, leatherette, MB-Tex, NuLuxe.   [?]
A.k.a vinyl, leatherette, MB-Tex, NuLuxe.
Synthetic suede door panel trimSuede-like trim on the door panels.   [?]
Suede-like trim on the door panels.
Synthetic suede headlinerUsually also includes synthetic suede on the pillars.   [?]
Usually also includes synthetic suede on the pillars.
Synthetic suede inserts in leather seating surfacesSeating surfaces are part leather, part synthetic suede.   [?]
Seating surfaces are part leather, part synthetic suede.
Synthetic suede pillars and windshield header
Synthetic suede steering wheelSynthetic suede steering wheel rim.   [?]
Synthetic suede steering wheel rim.
Two-tone upholstery (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Upgraded leather upholsteryNo additional value over leather upholstery because no way to standardize across all models.   [?]
No additional value over leather upholstery because no way to standardize across all models.
Upholstered instrument panel, leather
Wood trimReal wood trim on instrument panel, door panels, and/or center console.   [?]
Real wood trim on instrument panel, door panels, and/or center console.
Wood/leather-wrapped steering wheelReal wood comprises part of the steering wheel rim.   [?]
Real wood comprises part of the steering wheel rim.
Suspension, Wheels, and Tires (hide)
Active stabilizer barsMotors joining the left and right halves of the stabilizer bars twist them to further reduce roll in turns and disengages them to improve ride quality when not turning.   [?]
Motors joining the left and right halves of the stabilizer bars twist them to further reduce roll in turns and disengages them to improve ride quality when not turning.
Adaptive dampers - electricalShocks that electrically adjust their firmness based on sensor readings of the road surface. The driver might also be able to select a \"sport\" setting.   [?]
Shocks that electrically adjust their firmness based on sensor readings of the road surface. The driver might also be able to select a \"sport\" setting.
Alloy wheels
Alloy wheels, optional designSame value as regular alloy wheels because no way to compare across models.   [?]
Same value as regular alloy wheels because no way to compare across models.
Body color wheels
Electronic systems calibration selectorVaries throttle, steering, ABS, and/or stability control calibration.   [?]
Varies throttle, steering, ABS, and/or stability control calibration.
Front axle lifting systemFront of chassis can be raised to increase ground clearance at low speeds.   [?]
Front of chassis can be raised to increase ground clearance at low speeds.
Performance steering system (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Polished alloy wheelsAlloy wheels highly polished to yield an almost chrome-like finish. In the past valued more highly than regular alloy wheels. But the term is used so broadly lately, often meaning that only some of the wheel face is machined, that they have the same defau   [?]
Alloy wheels highly polished to yield an almost chrome-like finish. In the past valued more highly than regular alloy wheels. But the term is used so broadly lately, often meaning that only some of the wheel face is machined, that they have the same defau
Rear wheel steeringThe rear wheels steer to improve steering responsiveness at high speeds and reduce the turning circle at low speeds.   [?]
The rear wheels steer to improve steering responsiveness at high speeds and reduce the turning circle at low speeds.
Sport suspension (upgrade)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Ultra-sport suspension (upgrade)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Variable assist steering (optional)Only listed if not standard on all trims. No value because no way to compare across models.   [?]
Only listed if not standard on all trims. No value because no way to compare across models.
Variable steering ratio (optional)Steering ratio gets quicker the farther the wheel is turned.   [?]
Steering ratio gets quicker the farther the wheel is turned.
Wheel locksLug nuts that can only be removed using a special key. Prevents theft of wheels.   [?]
Lug nuts that can only be removed using a special key. Prevents theft of wheels.
Wheels, dark finish
Transmission (hide)
Downshift rev matchingEngine automatically matches revs when manual transmission is downshifted.   [?]
Engine automatically matches revs when manual transmission is downshifted.
Launch controlElectronically controls engine and transmission for perfect launch.   [?]
Electronically controls engine and transmission for perfect launch.
Steering-wheel-mounted transmission controlsPaddles or buttons that can be used to manually shift the transmission. Only listed when optional or not always included with an automatic transmission.   [?]
Paddles or buttons that can be used to manually shift the transmission. Only listed when optional or not always included with an automatic transmission.

BMW 4-Series: 428i BMW 4-Series: 435i BMW 4-Series: M4 Porsche 911: Carrera Porsche 911: Targa Porsche 911: Carrera S Porsche 911: Targa S Porsche 911: Carrera GTS Porsche 911: Targa GTS Porsche 911: Turbo Porsche 911: Turbo S

Track Handling Package

Features
Performance braking system (optional)
Raised top speed limiter
Painted brake calipers (optional)
High performance brake pads (optional)
Variable steering ratio (optional)
255/40YR18 tires

Essentials Package

Features
Power 4-way lumbar adjuster, driver seat
Power 4-way lumbar adjuster, passenger seat
Proximity key
Satellite radio - one year subscription
Hands-free trunk or liftgate

Premium Package

Features
Heated steering wheel
Headlight washers

Navigation Business

Features
Traffic + travel information
App support
Remote app
Navigation system

Driving Assistance Package

Features
Lane departure warning
Blind spot warning system
Automatic braking, low-speed
Driver drowsiness monitor
Forward collision warning
Wide-view front camera
Speed limit information
Pedestrian detection

Luxury Package

Features
Additional chrome trim
Bright-finished exhaust tip(s)
Chrome interior accents (optional)

M Sport Package

Features
Sport suspension (upgrade)
Sport front fascia (optional)
Sport rear fascia, e.g. diffuser (optional)
Sport rocker panels (optional)
Black exterior trim (optional)

Navigation system

Features
Handwriting recognition
Siri Eyes Free support
S Voice support
4G LTE connectivity
Navigation map updates, three years
DVD-compatible player
Voice control for nav and audio
Media drive
In-vehicle Internet

Enhanced USB and Smartphone Integration

Features
SMS text-to-speech reader
Voice recorder
Smartphone integration

Enhanced USB and Smartphone Integration

Features
Text dictation

Executive Tier

Features
Head-up display (HUD)

Track Handling Package

Features
Performance braking system (optional)
Raised top speed limiter
Painted brake calipers (optional)
High performance brake pads (optional)
Variable steering ratio (optional)
255/40YR18 tires

Premium Package

Features
Heated steering wheel
Headlight washers

Navigation Business

Features
Traffic + travel information
App support
Remote app
Navigation system

Driving Assistance Package

Features
Lane departure warning
Blind spot warning system
Automatic braking, low-speed
Driver drowsiness monitor
Forward collision warning
Wide-view front camera
Speed limit information
Pedestrian detection

Luxury Package

Features
Additional chrome trim
Bright-finished exhaust tip(s)
Chrome interior accents (optional)

M Sport Package

Features
Sport suspension (upgrade)
Sport front fascia (optional)
Sport rear fascia, e.g. diffuser (optional)
Sport rocker panels (optional)
Black exterior trim (optional)

Navigation system

Features
Handwriting recognition
Siri Eyes Free support
S Voice support
4G LTE connectivity
Navigation map updates, three years
DVD-compatible player
Voice control for nav and audio
Media drive
In-vehicle Internet

Enhanced USB and Smartphone Integration

Features
SMS text-to-speech reader
Voice recorder
Smartphone integration

Enhanced USB and Smartphone Integration

Features
Text dictation

Executive Tier

Features
Head-up display (HUD)

Competition Package

Features
Painted brake calipers, alternate color
Ultra-sport suspension (upgrade)
Polished alloy wheels
Special exterior trim
Sport exhaust
285/30YR20 tires
265/30YR20 tires
turbocharged 3.0L I6 DOHC-4v 503 hp@6250 479 lb-ft@2750

Executive Package

Features
Obstacle detection, front
Obstacle detection, rear
Rearview camera
Heated steering wheel
Head-up display (HUD)
Headlight washers

Driving Assistance Package

Features
Lane departure warning
Blind spot warning system
Automatic braking, low-speed
Driver drowsiness monitor
Forward collision warning
Wide-view front camera
Speed limit information
Pedestrian detection

Enhanced USB and Smartphone Integration

Features
SMS text-to-speech reader
Voice recorder
Smartphone integration

Enhanced USB and Smartphone Integration

Features
Text dictation

Power sport seats

Features
Power fore-aft adjuster, passenger seat
Power 4-way lumbar adjuster, passenger seat
Power thigh support length adjuster, passenger seat
Memory system, driver seat
Power tilt adjuster, passenger seat
Tilt/telescoping steering wheel, power
Power fore-aft adjuster, driver seat
Power tilt adjuster, driver seat
Power 4-way lumbar adjuster, driver seat
Power thigh support length adjuster, driver seat

Auto-dimming mirrors

Features
Auto-dimming rearview mirror
Auto-dimming driver-side mirror
Auto-dimming passenger-side mirror
Rain-sensing wipers

Premium Package Plus

Features
Auto-dimming headlights

Premium Package

Features
Heated front seats
Steering-linked headlights
Headlight washers
Cornering lights

Sport seats plus

Features
Front sport buckets

Adaptive sport seats plus

Features
Power recliner, driver seat
Power thigh bolsters, driver seat
Power seatback bolsters, driver seat
Power recliner, passenger seat
Power thigh bolsters, passenger seat
Power seatback bolsters, passenger seat

Sport Chrono Package

Features
Downshift rev matching

Power sport seats

Features
Power fore-aft adjuster, passenger seat
Power 4-way lumbar adjuster, passenger seat
Power thigh support length adjuster, passenger seat
Memory system, driver seat
Power tilt adjuster, passenger seat
Tilt/telescoping steering wheel, power
Power fore-aft adjuster, driver seat
Power tilt adjuster, driver seat
Power 4-way lumbar adjuster, driver seat
Power thigh support length adjuster, driver seat

Auto-dimming mirrors

Features
Auto-dimming rearview mirror
Auto-dimming driver-side mirror
Auto-dimming passenger-side mirror
Rain-sensing wipers

Premium Package Plus

Features
Auto-dimming headlights

Premium Package

Features
Heated front seats
Steering-linked headlights
Headlight washers
Cornering lights

Sport seats plus

Features
Front sport buckets

Adaptive sport seats plus

Features
Power recliner, driver seat
Power thigh bolsters, driver seat
Power seatback bolsters, driver seat
Power recliner, passenger seat
Power thigh bolsters, passenger seat
Power seatback bolsters, passenger seat

Sport Chrono Package

Features
Downshift rev matching

Power sport seats

Features
Power fore-aft adjuster, passenger seat
Power 4-way lumbar adjuster, passenger seat
Power thigh support length adjuster, passenger seat
Memory system, driver seat
Power tilt adjuster, passenger seat
Tilt/telescoping steering wheel, power
Power fore-aft adjuster, driver seat
Power tilt adjuster, driver seat
Power 4-way lumbar adjuster, driver seat
Power thigh support length adjuster, driver seat

Auto-dimming mirrors

Features
Auto-dimming rearview mirror
Auto-dimming driver-side mirror
Auto-dimming passenger-side mirror
Rain-sensing wipers

Premium Package Plus

Features
Auto-dimming headlights

Premium Package

Features
Heated front seats
Steering-linked headlights
Headlight washers
Cornering lights

Adaptive sport seats plus

Features
Power recliner, driver seat
Power thigh bolsters, driver seat
Power seatback bolsters, driver seat
Power recliner, passenger seat
Power thigh bolsters, passenger seat
Power seatback bolsters, passenger seat

Sport Chrono Package

Features
Downshift rev matching

Power sport seats

Features
Power fore-aft adjuster, passenger seat
Power 4-way lumbar adjuster, passenger seat
Power thigh support length adjuster, passenger seat
Memory system, driver seat
Power tilt adjuster, passenger seat
Tilt/telescoping steering wheel, power
Power fore-aft adjuster, driver seat
Power tilt adjuster, driver seat
Power 4-way lumbar adjuster, driver seat
Power thigh support length adjuster, driver seat

Auto-dimming mirrors

Features
Auto-dimming rearview mirror
Auto-dimming driver-side mirror
Auto-dimming passenger-side mirror
Rain-sensing wipers

Premium Package Plus

Features
Auto-dimming headlights

Premium Package

Features
Heated front seats
Steering-linked headlights
Headlight washers
Cornering lights

Sport seats plus

Features
Front sport buckets

Adaptive sport seats plus

Features
Power recliner, driver seat
Power thigh bolsters, driver seat
Power seatback bolsters, driver seat
Power recliner, passenger seat
Power thigh bolsters, passenger seat
Power seatback bolsters, passenger seat

Sport Chrono Package

Features
Downshift rev matching

Power sport seats

Features
Power fore-aft adjuster, passenger seat
Power 4-way lumbar adjuster, passenger seat
Power thigh support length adjuster, passenger seat
Memory system, driver seat
Power tilt adjuster, passenger seat
Tilt/telescoping steering wheel, power
Power fore-aft adjuster, driver seat
Power tilt adjuster, driver seat
Power 4-way lumbar adjuster, driver seat
Power thigh support length adjuster, driver seat

Auto-dimming mirrors

Features
Auto-dimming rearview mirror
Auto-dimming driver-side mirror
Auto-dimming passenger-side mirror
Rain-sensing wipers

Adaptive sport seats plus

Features
Power recliner, driver seat
Power thigh bolsters, driver seat
Power seatback bolsters, driver seat
Power recliner, passenger seat
Power thigh bolsters, passenger seat
Power seatback bolsters, passenger seat

Power sport seats

Features
Power fore-aft adjuster, passenger seat
Power 4-way lumbar adjuster, passenger seat
Power thigh support length adjuster, passenger seat
Memory system, driver seat
Power tilt adjuster, passenger seat
Tilt/telescoping steering wheel, power
Power fore-aft adjuster, driver seat
Power tilt adjuster, driver seat
Power 4-way lumbar adjuster, driver seat
Power thigh support length adjuster, driver seat

Auto-dimming mirrors

Features
Auto-dimming rearview mirror
Auto-dimming driver-side mirror
Auto-dimming passenger-side mirror
Rain-sensing wipers

Adaptive sport seats plus

Features
Power recliner, driver seat
Power thigh bolsters, driver seat
Power seatback bolsters, driver seat
Power recliner, passenger seat
Power thigh bolsters, passenger seat
Power seatback bolsters, passenger seat

Aerokit Turbo

Features
Larger rear spoiler
Sport rear fascia, e.g. diffuser (optional)

Adaptive sport seats plus

Features
Power recliner, driver seat
Power thigh bolsters, driver seat
Power seatback bolsters, driver seat
Power recliner, passenger seat
Power thigh bolsters, passenger seat
Power seatback bolsters, passenger seat

Aerokit Turbo

Features
Larger rear spoiler
Sport rear fascia, e.g. diffuser (optional)