Mercedes-Benz GLS vs. Audi A6 / S6 Feature Comparison

Model Year	2017	2017	2017	2013	2013	2013
Model	GLS	GLS	GLS	A6 / S6	A6 / S6	A6 / S6
Trim	GLS450	GLS550	AMG GLS63	A6 2.0T	A6 3.0T	S6 4.0 TFSI
Engines (hide)
turbocharged 3.0L V6 DOHC-4v 362 hp@5500 369 lb-ft@1700
turbocharged 4.7L V8 DOHC-4v 449 hp@5250 516 lb-ft@1800
turbocharged 5.5L V8 DOHC-4v 550 hp@5750 560 lb-ft@2000
turbocharged 2.0L I4 DOHC-4v 211 hp@4300 258 lb-ft@1500
supercharged 3.0L V6 DOHC-4v 310 hp@5500 325 lb-ft@2900
turbocharged 4.0L V8 DOHC-4v 420 hp@5500 406 lb-ft@1400
Transmissions (hide)
9-speed manually-shiftable automatic
7-speed manually-shiftable automatic
8-speed manually-shiftable CVT
8-speed manually-shiftable automatic
7-speed automated manual
Drivetrains (hide)
AWD
AWD w/low range
FWD
Tires (hide)
275/55HR19 tires
275/50HR20 tires
295/40HR21 tires
295/40ZR21 tires
285/40ZR22 tires
225/55HR17 tires
255/35YR20 tires
245/45HR18 tires
255/40YR19 tires
Audio Systems (hide)
Unbranded, 80W, 8 speakers
Harman/Kardon, 830W, 14 speakers (with subwoofer)
Bang & Olufsen, 1200W, 14 speakers (with subwoofer)
Unbranded, 10 speakers (with subwoofer)
Bose, 630W, 14 speakers (with subwoofer)
Bang & Olufsen, 1200W, 15 speakers (with subwoofer)
Accessories (hide)
AC power outletPowers devices with a regular home electrical outlet. Limited wattage: forget about using it to power a blow drier.   [?]
Powers devices with a regular home electrical outlet. Limited wattage: forget about using it to power a blow drier.
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
First-aid kit
Heated / cooled cup holders, front row
Heated steering wheel
Power door closersPulls door tight after latch is engaged. Door can be shut with very little effort.   [?]
Pulls door tight after latch is engaged. Door can be shut with very little effort.
Power flip-out rear side windows
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 liftgateLiftgate can be opened and closed using buttons inside the vehicle and on the keyfob.   [?]
Liftgate can be opened and closed using buttons inside the vehicle and on the keyfob.
Power locks
Power rear side windows
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 climate controlCan turn on air conditioning system remotely using the key fob, to cool down the car before getting into it. Some also enable this with heat.   [?]
Can turn on air conditioning system remotely using the key fob, to cool down the car before getting into it. Some also enable this with heat.
Remote keyless entryUnlock and lock the car using buttons on the keyfob.   [?]
Unlock and lock the car using buttons on the keyfob.
Remote start via appRemote start the car using a phone-based app. Complimentary for at least three years.   [?]
Remote start the car using a phone-based app. Complimentary for at least three years.
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.
Special order chargeOne-time charge for special order options   [?]
One-time charge for special order options
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.
Sunshades, second rowGreatly reduce the amount of sunlight entering the rear side windows. Retract into rear doors.   [?]
Greatly reduce the amount of sunlight entering the rear side windows. Retract into rear doors.
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.
Blind spot collision preventionSelectively applies the brakes to guide vehicle back into the original lane when detects that a lane change will cause a collision with a vehicle in the blind spot.   [?]
Selectively applies the brakes to guide vehicle back into the original lane when detects that a lane change will cause a collision with a vehicle in the blind spot.
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.
Collision preparation system, rearAdjusts seats and/or head restraints when sensors detect that the car is likely to be hit from the rear. Might also flash rear lights to warn approaching car.    [?]
Adjusts seats and/or head restraints when sensors detect that the car is likely to be hit from the rear. Might also flash rear lights to warn approaching car.
Cross-traffic detection for collision preparation systemSystem scans for vehicles approaching from either side at an intersection, then assists with braking force if the driver starts to brake.   [?]
System scans for vehicles approaching from either side at an intersection, then assists with braking force if the driver starts to brake.
Cross-traffic warning, rearWarns of traffic coming from either direction when vehicle is in reverse, to prevent accidents when backing out of parking spaces.   [?]
Warns of traffic coming from either direction when vehicle is in reverse, to prevent accidents when backing out of parking spaces.
Driver drowsiness monitorWarns when driver is drowsy and needs to pull over.   [?]
Warns when driver is drowsy and needs to pull over.
Electronic differential lockApplies the brakes to a slipping drive wheel to transfer torque to the other side, simulating the effect of a limited-slip differential. We haven't identified all applications, often implied by traction control.   [?]
Applies the brakes to a slipping drive wheel to transfer torque to the other side, simulating the effect of a limited-slip differential. We haven't identified all applications, often implied by traction control.
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.
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 preventionBrakes lightly applied to help prevent the vehicle from inadvertently traveling out of its intended lane.   [?]
Brakes lightly applied to help prevent the vehicle from inadvertently traveling out of its intended lane.
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.
Lane keeping assistProactively helps keep the car centered inside a detected lane via steering assistance.   [?]
Proactively helps keep the car centered inside a detected lane via steering assistance.
Night visionCreates infrared-based image of the road ahead.   [?]
Creates infrared-based image of the road ahead.
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.
Pedestrian detection, nightNight vision system detects pedestrians ahead of the car, then highlights them on the display.   [?]
Night vision system detects pedestrians ahead of the car, then highlights them on the display.
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
Rear side airbagsTorso-level second row airbags, usually contained in the rear door. Some also protect the head, but not as well as side curtain airbags.   [?]
Torso-level second row airbags, usually contained in the rear door. Some also protect the head, but not as well as side curtain airbags.
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.
Rollover sensorDeploys extended duration side curtain airbags when the vehicle rolls over. Usually included on tall vehicles. Rare on others.   [?]
Deploys extended duration side curtain airbags when the vehicle rolls over. Usually included on tall vehicles. Rare on others.
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.
Side curtain airbags, three rowsAirbags contained just above the window level. Cover all three rows.   [?]
Airbags contained just above the window level. Cover all three rows.
Stability controlSelectively applies the brakes to prevent excessive understeer or oversteer (spinning).   [?]
Selectively applies the brakes to prevent excessive understeer or oversteer (spinning).
Temporary spare tire
Terrain selectorSelect electronic chassis control settings for a specific terrain type.   [?]
Select electronic chassis control settings for a specific terrain type.
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.
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.
Trailer sway controlAutomatically applies a front brake to counteract sway induced by a trailer.   [?]
Automatically applies a front brake to counteract sway induced by a trailer.
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.
Wide-view rear cameraWide angle camera allows the driver to see well to each side from the very rear of the car when pulling out of parking spaces or side streets. A second selectable view.   [?]
Wide angle camera allows the driver to see well to each side from the very rear of the car when pulling out of parking spaces or side streets. A second selectable view.
Cargo Management (hide)
Aluminum roof railsNo crossbars.   [?]
No crossbars.
Cargo cover
Cargo net
Class IV trailer hitchHitch rated for up to 10,000 pounds. Capacity of the vehicle could be lower.   [?]
Hitch rated for up to 10,000 pounds. Capacity of the vehicle could be lower.
Console with shifter
Console without 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.
Storage beneath cargo floorLarge storage area beneath the load floor, often compartmentalized.   [?]
Large storage area beneath the load floor, often compartmentalized.
Trailering equipment (7 wire)Includes seven-wire harness, necessary for larger trailers.   [?]
Includes seven-wire harness, necessary for larger trailers.
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 washer fluid systemHeats entire washer fluid system for greater effectiveness.   [?]
Heats entire washer fluid system for greater effectiveness.
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.
Ionizing air filtrationIonizes air to clean it. Might create high levels of ozone.   [?]
Ionizes air to clean it. Might create high levels of ozone.
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 ventsVents at aft end of center console, in B-pillars, and/or in ceiling.   [?]
Vents at aft end of center console, in B-pillars, and/or in ceiling.
Rear air vents with automatic controlsMaintains set temperature in rear passenger area by providing heated or cooled air through vents in the center console, B-pillars, and/or ceiling. Replaces and includes value of rear air vents with manual controls.   [?]
Maintains set temperature in rear passenger area by providing heated or cooled air through vents in the center console, B-pillars, and/or ceiling. Replaces and includes value of rear air vents with manual controls.
Rear defrost
Rear dual-zone climate controlRequires and does not include the value of rear air vents.   [?]
Requires and does not include the value of rear air vents.
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 HVAC unitA second evaporator provides cool air to rear vents. Does not include the value of these vents. Includes rear heater.   [?]
A second evaporator provides cool air to rear vents. Does not include the value of these vents. Includes rear heater.
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.
Washer fluid outlets in wiper bladeWasher fluid nozzles replaced by many small holes in the wiper blade, to spray a precise amount just ahead of the blade.   [?]
Washer fluid nozzles replaced by many small holes in the wiper blade, to spray a precise amount just ahead of the blade.
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.
Lockable center differentialThe center differential can be manually locked using a button. Only for use at low speeds on loose surfaces. Engaging low range (where available) usually locks the center differential automatically.   [?]
The center differential can be manually locked using a button. Only for use at low speeds on loose surfaces. Engaging low range (where available) usually locks the center differential automatically.
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.
Regenerative brakingSmart alternator recharges battery only while braking, to improve fuel economy.   [?]
Smart alternator recharges battery only while braking, to improve fuel economy.
Exterior (hide)
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.
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.
Deep-tinted rear windows
Glass roof panel(s)One or more glass panels in the roof that cannot be opened or removed.   [?]
One or more glass panels in the roof that cannot be opened or removed.
Laminated front side windowsReduces interior noise, prevents side windows from shattering.   [?]
Reduces interior noise, prevents side windows from shattering.
Metallic paint (extra cost)
Paint, special red
Paint, special white
Painted brake calipers (optional)
Panoramic sunroofFront glass panel retracts over a fixed glass roof panel. Entire unit covers nearly the entire roof.   [?]
Front glass panel retracts over a fixed glass roof panel. Entire unit covers nearly the entire roof.
Rear bumper protector
Rear spoilerCan be small lip spoiler or a larger raised spoiler.   [?]
Can be small lip spoiler or a larger raised spoiler.
Running boards
Skid plate (one)Protects part of the underbody from rocks when off-roading.   [?]
Protects part of the underbody from rocks when off-roading.
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.
Sunroof
Wheel-lip moldingsExtensions to the wheel opening, both decorative and protective.   [?]
Extensions to the wheel opening, both decorative and protective.
Infotainment (hide)
Android Auto supportRequires compatible Android phone.   [?]
Requires compatible Android phone.
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-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.
Entertainment system with dual headrest screensA DVD player and two front headrest-mounted screens.   [?]
A DVD player and two front headrest-mounted screens.
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.
iPod integrationIntegrates an iPod with the vehicle's controls and speakers. Usually included if there is a USB port, but can also rely on a proprietary port.   [?]
Integrates an iPod with the vehicle's controls and speakers. Usually included if there is a USB port, but can also rely on a proprietary port.
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.
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.
SD Card slotSD, CF, PCMCIA, or other digital media reader.   [?]
SD, CF, PCMCIA, or other digital media reader.
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 OnStar, with navigationIn-vehicle security, communications, and diagnostics system plus turn-by-turn navigation (no map display). 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 plus turn-by-turn navigation (no map display). For 2011 and newer cars often includes a remote app. Monthly fee after the first 1-12 months.
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.
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 nav and audioSometimes also includes voice control over climate control system.   [?]
Sometimes also includes voice control over climate control system.
Weatherband radioIncludes frequencies for weather channels. Only listed when pricing a single model because incomplete data for all model.   [?]
Includes frequencies for weather channels. Only listed when pricing a single model because incomplete data for all model.
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)
Adaptive headlightsBased on input from a camera, individual lighting modules are dynamically and independently aimed and dimmed to produce the optimal light pattern for the situation, such as upcoming curves.   [?]
Based on input from a camera, individual lighting modules are dynamically and independently aimed and dimmed to produce the optimal light pattern for the situation, such as upcoming curves.
Analog clock
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.
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.
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.
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.
Interior ambient lighting, configurableLEDs cast a soft glow over and/or highlight parts of the interior. Can change the colors of the lights.   [?]
LEDs cast a soft glow over and/or highlight parts of the interior. Can change the colors of the lights.
Interior lights, additionalOnly 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.
LED headlightsLED headlights last longer and use less energy than other types.   [?]
LED headlights last longer and use less energy than other types.
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
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.
Rear reading lights
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 3-person split bench
Third-row 2-section 2-person split bench
All-weather floor matsAll-weather floormats.   [?]
All-weather floormats.
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 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
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.
Heated front seats
Heated second row seats
Illuminated 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 seating surfaces, third-row seats
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 recliner, second row seats
Massage, driver seatPower lumbar or vibration used to massage lower back.   [?]
Power lumbar or vibration used to massage lower back.
Massage, passenger seatPower lumbar or vibration used to massage lower back.   [?]
Power lumbar or vibration used to massage lower back.
Memory system, driver seat
Memory system, passenger seat
Metal pedals
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 headrest height adjuster, driver seat
Power headrest height adjuster, passenger seat
Power height adjuster, driver seat
Power height adjuster, passenger seat
Power recliner, driver seat
Power recliner, passenger seat
Power release, second row seatsSeats tumble forward at the press of a button. Must be returned to upright position manually.   [?]
Seats tumble forward at the press of a button. Must be returned to upright position manually.
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.
Power-folding third row seatsSeat powers flat to enlarge cargo area. Also powers back upright. Replaces manual folding seat, and includes the value of that feature.   [?]
Seat powers flat to enlarge cargo area. Also powers back upright. Replaces manual folding seat, and includes the value of that feature.
Special interior 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.
Synthetic leather seating surfacesA.k.a vinyl, leatherette, MB-Tex, NuLuxe.   [?]
A.k.a vinyl, leatherette, MB-Tex, NuLuxe.
Synthetic suede headlinerUsually also includes synthetic suede on the pillars.   [?]
Usually also includes synthetic suede on the pillars.
Synthetic suede steering wheelSynthetic suede steering wheel rim.   [?]
Synthetic suede steering wheel rim.
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
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 trim, alternative typeReal 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.
Air suspension, auto-leveling and height adjustableAir springs automatically level the vehicle and enable manual adjustment of ride height.   [?]
Air springs automatically level the vehicle and enable manual adjustment of ride height.
Alloy wheels
Crosswind stabilizationAdjusts the suspension to counteract the effect of crosswinds.   [?]
Adjusts the suspension to counteract the effect of crosswinds.
Electronic systems calibration selectorVaries throttle, steering, ABS, and/or stability control calibration.   [?]
Varies throttle, steering, ABS, and/or stability control calibration.
Off-road 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.
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
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.
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)
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.
Transmission coolerOnly 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.

Mercedes-Benz GLS: GLS450 Mercedes-Benz GLS: GLS550 Audi A6 / S6: A6 2.0T Audi A6 / S6: A6 3.0T Audi A6 / S6: S6 4.0 TFSI

On/Off-Road Package

Features
Off-road suspension (upgrade)
Skid plate (one)
Terrain selector
Lockable center differential
AWD w/low range

Appearance Package

Features
275/50HR20 tires

Driver Assistance Package

Features
Adaptive cruise control, all-speed
Blind spot warning system
Lane departure prevention
Automatic braking, low-speed
Automatic braking, high-speed or partial
Forward collision warning
Blind spot collision prevention
Radar- or camera-based collision preparation system
Lane departure warning

Premium 1 Package

Features
Memory system, passenger seat
Satellite radio
Proximity key
Illuminated door sill trim plates
Smartphone integration
Wi-Fi hotspot
Interior ambient lighting, configurable
Apple CarPlay support
Android Auto support
Power headrest height adjuster, passenger seat
Power headrest height adjuster, passenger seat

Parking Assist Package

Features
Semi-automated parking system
Around view cameras
Obstacle detection, front
Obstacle detection, rear

Driver Assistance Package

Features
Collision preparation system, rear
Pedestrian detection
Lane keeping assist
Cross-traffic warning, rear

Driver Assistance Package

Features
Cross-traffic detection for collision preparation system
Speed limit information

Magic Vision Control

Features
Heated washer fluid system
Washer fluid outlets in wiper blade

Multimedia Package

Features
Traffic + travel information
In-vehicle Internet
App support
Navigation map updates, three years
Media drive

Lighting Package

Features
LED headlights
Adaptive headlights
Auto-dimming headlights
iPod integration

Garmin Map Pilot

Features
Navigation system
Voice control for nav and audio

Multicontour seats

Features
Power 4-way lumbar adjuster, passenger seat
Power thigh support length adjuster, passenger seat
Power seatback bolsters, passenger seat
Massage, driver seat
Massage, passenger seat
Power thigh support length adjuster, driver seat
Power seatback bolsters, driver seat

designo Edition

Features
Special interior trim
Synthetic suede headliner
Leather door panel trim
Upholstered instrument panel, leather
Upgraded leather upholstery
Leather upholstery, extended coverage
Leather upholstery, extended coverage

On/Off-Road Package

Features
Off-road suspension (upgrade)
Skid plate (one)
Terrain selector
Lockable center differential
AWD w/low range

Driver Assistance Package

Features
Adaptive cruise control, all-speed
Blind spot warning system
Lane departure prevention
Automatic braking, low-speed
Automatic braking, high-speed or partial
Forward collision warning
Blind spot collision prevention
Radar- or camera-based collision preparation system
Lane departure warning

Driver Assistance Package

Features
Collision preparation system, rear
Pedestrian detection
Lane keeping assist
Cross-traffic warning, rear

Driver Assistance Package

Features
Cross-traffic detection for collision preparation system
Speed limit information

Magic Vision Control

Features
Heated washer fluid system
Washer fluid outlets in wiper blade

designo Edition

Features
Special interior trim
Synthetic suede headliner
Leather door panel trim
Upholstered instrument panel, leather
Upgraded leather upholstery
Leather upholstery, extended coverage
Leather upholstery, extended coverage

Premium Plus Package

Features
Obstacle detection, front
Obstacle detection, rear
Rearview camera
Auto-dimming driver-side mirror
DVD-compatible player
Proximity key
Voice control for nav and audio
Auto-dimming passenger-side mirror
HD radio
Media drive
Traffic + travel information
In-vehicle Internet
Wi-Fi hotspot
Navigation system
Handwriting recognition
Xenon HID headlights
245/45HR18 tires

Sport Package

Features
255/40YR19 tires
Sport suspension (upgrade)
255/40YR19 tires

Cold Weather Package

Features
Heated steering wheel
Heated second row seats
Heated second row seats

Navigation Plus Package

Features
Collision preparation system, rear
Power-folding mirrors
Blind spot warning system

Premium Plus Package

Features
Obstacle detection, front
Obstacle detection, rear
Rearview camera
Auto-dimming driver-side mirror
DVD-compatible player
Proximity key
Voice control for nav and audio
Auto-dimming passenger-side mirror
HD radio
Media drive
Traffic + travel information
In-vehicle Internet
Wi-Fi hotspot
Navigation system
Handwriting recognition
Xenon HID headlights
245/45HR18 tires

Sport Package

Features
255/40YR19 tires
Sport suspension (upgrade)
255/40YR19 tires

Driver Assistance Package

Features
Adaptive cruise control, all-speed
Automatic braking, low-speed
Forward collision warning
Radar- or camera-based collision preparation system

Cold Weather Package

Features
Heated steering wheel
Heated second row seats
Heated second row seats

Prestige Package

Features
Body kit
Surround sound
Interior lights, additional
Cornering lights
Sport front fascia (optional)
Rear dual-zone climate control
Sport rear fascia, e.g. diffuser (optional)
Illuminated door sill trim plates
Tilt/telescoping steering wheel, power
Steering-linked headlights

Sport Package

Features
Lane departure warning
Lane departure prevention
Around view cameras
Wide-view front camera
Pedestrian detection, night
Wide-view rear camera
Night vision
Head-up display (HUD)

Navigation Plus Package

Features
Collision preparation system, rear
Power-folding mirrors
Blind spot warning system

Prestige Package

Features
Cooled or ventilated front seats

Black Optic Package

Features
Steering-wheel-mounted transmission controls
Sport suspension (upgrade)
Polished alloy wheels

Driver Assistance Package

Features
Adaptive cruise control, all-speed
Automatic braking, low-speed
Forward collision warning
Radar- or camera-based collision preparation system

Cold Weather Package

Features
Heated steering wheel
Heated second row seats
Heated second row seats

Sport Package

Features
Lane departure warning
Lane departure prevention
Around view cameras
Wide-view front camera
Pedestrian detection, night
Wide-view rear camera
Night vision
Head-up display (HUD)

Navigation Plus Package

Features
Collision preparation system, rear
Power-folding mirrors
Blind spot warning system

Comfort Seating Package

Features
Power thigh bolsters, driver seat
Power seatback bolsters, driver seat
Power thigh support length adjuster, passenger seat
Power thigh bolsters, passenger seat
Power seatback bolsters, passenger seat
Memory system, passenger seat
Massage, driver seat
Massage, passenger seat
Cooled or ventilated front seats
Power thigh support length adjuster, driver seat