Kia K900 vs. Mazda RX-8 Feature Comparison

Features Comparison: Kia K900 vs. Mazda RX-8

Show all  Hide all

Model Year	2015	2015	2007	2007
Model	K900	K900	RX-8	RX-8
Trim	Premium	Luxury	Automatic	Manual
Engines (hide)
5.0L V8 DOHC-4v 420 hp@6400 376 lb-ft@5000
1.3L R2 OHV-2v 212 hp@7500 159 lb-ft@5500
1.3L R2 OHV-2v 232 hp@8500 159 lb-ft@5500
Transmissions (hide)
8-speed manually-shiftable automatic
6-speed manually-shiftable automatic
6-speed manual
Drivetrains (hide)
RWD
Tires (hide)
245/45VR19 tires
275/40VR19 tires
225/55R16 tires
225/45ZR18 tires
Audio Systems (hide)
Unbranded, 14 speakers (with subwoofer)
Lexicon, 900W, 17 speakers (with subwoofer)
Unbranded, 100W, 6 speakers
Bose, 300W, 9 speakers
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
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 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
Power rear side windows
Power trunk closerDecklid can be opened and closed using buttons inside the vehicle and on the keyfob.   [?]
Decklid can be opened and closed using buttons inside the vehicle and on the keyfob.
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 keyless entryUnlock and lock the car using buttons on the keyfob.   [?]
Unlock and lock the car using buttons on the keyfob.
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 steering wheel, manual
Tilt/telescoping steering wheel, power
Universal garage door openerHomelink.   [?]
Homelink.
Brakes, Airbags, and Other Safety (hide)
4-wheel disc brakesRear disc brakes.   [?]
Rear disc brakes.
911 assistAutomatically contacts 911 through a linked cell phone in the event of a severe collision.   [?]
Automatically contacts 911 through a linked cell phone in the event of a severe collision.
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.
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.
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.
Front airbagsMandatory, in all cars.   [?]
Mandatory, in all cars.
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.
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.
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.
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).
Temporary spare tire
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.
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.
Vehicle health reportsPeriodically uploads and emails a vehicle diagnostic check.   [?]
Periodically uploads and emails a vehicle diagnostic check.
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)
Cargo mat
Cargo net
Cargo organizerAbove floor system for organizing cargo.   [?]
Above floor system for organizing cargo.
Console with shifter
Overhead sunglass holderUsually part of an overhead console.   [?]
Usually part of an overhead console.
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.
Second-row high consoleSecond-row center console that rises to armrest height, and usually includes storage.    [?]
Second-row center console that rises to armrest height, and usually includes storage.
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.
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 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 heat ductsDucts under front seats direct heated air to the second row.   [?]
Ducts under front seats direct heated air to the second row.
Variable intermittent wipersTime between wipes can be precisely adjusted.   [?]
Time between wipes can be precisely adjusted.
Water-repellent front-door glassMakes rain bead up and roll off the windows.   [?]
Makes rain bead up and roll off the windows.
Wiper de-icerHeating elements defrost area where front wipers rest.   [?]
Heating elements defrost area where front wipers rest.
Drivetrain (hide)
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.
Exterior (hide)
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.
Chrome grille (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.
Laminated front side windowsReduces interior noise, prevents side windows from shattering.   [?]
Reduces interior noise, prevents side windows from shattering.
Laminated rear side windowsReduces interior noise, prevents side windows from shattering.   [?]
Reduces interior noise, prevents side windows from shattering.
Mud guardsFlaps mounted behind two to four wheels, to protect the body from mud and rocks.   [?]
Flaps mounted behind two to four wheels, to protect the body from mud and rocks.
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.
Pearlcoat paint
Rear spoilerCan be small lip spoiler or a larger raised spoiler.   [?]
Can be small lip spoiler or a larger raised spoiler.
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.
Sunroof
Sunroof wind deflector
Infotainment (hide)
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.
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.
Cassette player
CD changer, in-dashIncludes CD player.   [?]
Includes CD player.
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.
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.
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 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.
SMS text-to-speech readerConverts text messages to speech.   [?]
Converts text messages to speech.
Surround sound
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.
Instruments, Lights, and Mirrors (hide)
Analog clock
Approach detectionPerimeter lighting automatically activated by approaching keyfob.   [?]
Perimeter lighting automatically activated by approaching keyfob.
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 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.
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.
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.
Large color reconfigurable instrument cluster displayThe information displayed by the instruments can be customized. Color display(s) of at least 20 square inches.   [?]
The information displayed by the instruments can be customized. Color display(s) of at least 20 square inches.
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
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
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
Second-row 3-person bench
Second-row buckets
Second-row 2-section 3-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.
Center armrest(s), front row
Center armrest(s), second row
Cooled or ventilated front seats
Cooled or ventilated second row seats
Floor mats
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-wrapped steering wheel
Manual height adjuster, driver seat
Memory system, driver 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 4-way lumbar adjuster, second row seatsLower 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 lumbar adjuster, driver seatPower-adjustable lower back support.   [?]
Power-adjustable lower back support.
Power recliner, driver seat
Power recliner, passenger seat
Power recliner, second row seats
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 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.
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 suede headlinerUsually also includes synthetic suede on the pillars.   [?]
Usually also includes synthetic suede on the pillars.
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, expanded coverageNo additional value over wood trim because no way to standardize across all models.   [?]
No additional value over wood trim because no way to standardize across all models.
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)
Adaptive dampers - mechanicalShocks mechanically adjust firmness based on direct road inputs. Not driver adjustable.   [?]
Shocks mechanically adjust firmness based on direct road inputs. Not driver adjustable.
Alloy wheels
Chrome-plated alloy wheelsAlloy wheels plated with chrome. Some use a more durable, alternative process (PVD, Superchrome). Replace and include value of regular alloy wheels.   [?]
Alloy wheels plated with chrome. Some use a more durable, alternative process (PVD, Superchrome). Replace and include value of regular alloy wheels.
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.
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.

Return to top

Option Package Contents

What Our Members Are Saying about the Available Features of the 2015 Kia K900

None of our members have yet commented on the available features of the 2015 Kia K900.

Be the first!

What Our Members Are Saying about the Available Features of the 2007 Mazda RX-8

None of our members have yet commented on the available features of the 2007 Mazda RX-8.

Be the first!