Kia Niro Kia Niro 2018 Mazda RX-8 Mazda RX-8 2008

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Kia Niro vs. Mazda RX-8 Price Comparison (MSRP)

The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.

Models in short supply often sell at or even above these prices.

Kia Niro vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $32,670

Kia Niro EX   
Difference: $1,500

Lowest Total Invoice: $30,928

Kia Niro EX   
Difference: $534

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018201820082008
ModelNiroNiroRX-8RX-8
TrimEXTouringAutomaticManual
Body4dr SUV4dr SUV4dr Coupe4dr Coupe
Base Price $26,150 $32,000 $26,435 $26,435
Base Invoice $24,843 $30,370 $24,458 $24,458
Premium Package 5,300      
Floor mats 135 135    
Cargo net 50 50 40 40
Cargo mat 95 95 50 50
Grand Touring Package     5,335 4,635
Navigation system     2,000 2,000
Rear spoiler     360 360
Premium Package 4,917      
Floor mats 108 108    
Cargo net 42 42 32 32
Cargo mat 78 78 36 36
Grand Touring Package     4,922 4,277
Navigation system     1,721 1,721
Rear spoiler     288 288
Options (change) 5,580 280 7,785 7,085
Options (change) 5,145 228 6,999 6,354
Destination 940 940 650 650
Total Price $32,670 $33,220 $34,870 $34,170
Total Invoice $30,928 $31,538 $32,107 $31,462

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Kia Niro vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Kia Niro EX
TrueDelta Adjusted Price Difference: $8,175
TrueDelta Adjusted Invoice Difference: $6,860
Model Year2018201820082008
ModelNiroNiroRX-8RX-8
TrimEXTouringAutomaticManual
Body4dr SUV4dr SUV4dr Coupe4dr Coupe
Engine104hp I4 H104hp I4 H212hp R2232hp R2
TransmissionS6S6T6M6
DrivetrainFWDFWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)315, 8315, 8300, 9300, 9
Tire (rear if not all the same)205/60-16225/45-18225/45-18225/45-18
Total Price$32,670$33,220$34,870$34,170
Adjustments for Features-6,950-7,300-9750
Feature-Adjusted Total Price$25,720$25,920$33,895$34,170
Cost Above Minimum$0$200$0$275
Total Invoice$30,928$31,538$32,107$31,462
Adjustments for Features-6,579-6,930-8980
Feature-Adjusted Total Invoice$24,349$24,608$31,209$31,462
Cost Above Minimum$0$259$0$253

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Features Comparison: Kia Niro vs. Mazda RX-8

Model Year2018201820082008
ModelNiroNiroRX-8RX-8
TrimEXTouringAutomaticManual
Body4dr SUV4dr SUV4dr Coupe4dr Coupe
Transmission and Drivetrain 
6-speed automated manual$1100$1100  
6-speed manually-shiftable automatic  $1100 
6-speed manual   $150
FWD$0$0  
RWD  $0$0
Accessories 
AC power outlet$100$100  
Adaptive cruise control$600$600  
Cruise control  $150$150
Heated steering wheel$100$100  
Power rear side windows$200$200  
Proximity trunk or liftgate opener$125$125  
Tilt steering wheel, manual  $150$150
Tilt/telescoping steering wheel, manual$250$250  
Universal garage door opener  $100$100
Brakes, Airbags, and Other Safety 
911 assist$25$25  
Automatic braking, high-speed or partial$200$200  
Automatic braking, low-speed$200$200  
Blind spot warning system$200$200  
Brake assist$50$50  
Cross-traffic warning, rear$100$100  
Forward collision warning$200$200  
Knee airbag, driver$75$75  
Lane departure prevention, steering-based$200$200  
Lane departure warning$200$200  
Obstacle detection, front$150$150  
Obstacle detection, rear$250$250  
Pedestrian detection$50$50  
Rearview camera$200$200  
Rollover sensor$50$50  
Vehicle health reports$0$0  
Cargo Management 
Cargo cover$75$75  
Rear seat pass-through  $100$100
Roof rails$250$250  
Second-row high console  $250$250
Climate Control 
Automatic climate control, front$200$200  
Dual-zone climate control$125$125  
Interior air filter  $0$0
Ionizing air filtration$50$50  
Rear air vents$100$100  
Rear wiper$175$175  
Drivetrain 
Limited-slip rear differential  $300$300
Engine / Motor 
Automatic start / stop$150$150  
Exterior 
Active grille shutters$0$0  
Bodyside moldings$75$75  
Bright-finished exhaust tip(s)  $25$25
Deep-tinted rear windows$275$275  
Wheel-lip moldings$75$75  
Infotainment 
Android Auto support$100$100  
App support$0$0  
Apple CarPlay support$100$100  
Aux input$50$50  
Bluetooth audio streaming$25$25  
Bluetooth cell phone link$100$100  
CD changer, in-dash  $325$325
HD radio$50$50  
Rear seat USB outlets (optional)$0$0  
Satellite radio$200$200  
SMS text-to-speech reader$25$25  
Surround sound$250$250  
Traffic information$25$25  
USB port$25$25  
Voice control for external devices$0$0  
Voice control for nav and audio$100$100  
Wireless charging station$75$75  
Instruments, Lights, and Mirrors 
Approach detection$25$25  
Automatic headlights$125$125  
Detailed driving style feedback$100$100  
Interior ambient lighting$150$150  
Large energy flow and fuel economy display$25$25  
Power-folding mirrors$50$50  
Tachometer  $75$75
Trip computer$150$150  
Turn signals on or near mirrors$25$25  
Seats and Interior Trim 
Cooled or ventilated front seats$300$300  
Folding second row seats$300$300  
Manual height adjuster, passenger seat$50$50  
Memory system, driver seat$200$200  
Metal pedals   $75
Suspension, Wheels, and Tires 
Alloy wheels $350$350$350
Electronic systems calibration selector$200$200  
Sport suspension (upgrade)  $0$0
Transmission 
Steering-wheel-mounted transmission controls  $100 
Total Value of Features$9,000$9,350$3,025$2,050
Value of Feature Adjustments$6,950$7,300$975$0
Value of Feature Adjustments-6,579-6,930-8980

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Specifications Comparison: Kia Niro vs. Mazda RX-8

Model Year20182008
ModelNiroRX-8
Body4dr SUV4dr Coupe
Wheelbase106.3 in106.4 in
Length171.5 in174.3 in
Width71.1 in69.7 in
Height60.4 in52.8 in
Curb Weight3,107 lb.3,046 lb.
Fuel Capacity11.9 gal.15.9 gal.
Row 1 Headroom40.1 in38.2 in
Row 1 Shoulder Room56.0 in54.8 in
Row 1 Hip Room53.7 in53.3 in
Row 1 Legroom41.7 in42.7 in
Row 2 Headroom39.1 in36.8 in
Row 2 Shoulder Room55.2 in54.9 in
Row 2 Hip Room48.3 in48.1 in
Row 2 Legroom37.4 in32.2 in
Cargo Volume,
Minimum
19.4 ft37.6 ft3
Cargo Volume,
Maximum
54.5 ft37.6 ft3

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Option Package Details
Kia Niro EX

Premium Package
FeatureValueRequested?
Sunroof900Yes
Xenon HID headlights500Yes
Leather seating surfaces450Yes
Cooled or ventilated front seats300No
Memory system, driver seat200No
Obstacle detection, front150No
Obstacle detection, rear250No
Heated steering wheel100No
AC power outlet100No
Door sill trim plates100Yes
Wireless charging station75No
Adaptive cruise control450No
Lane departure warning200No
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Lane departure prevention, steering-based200No
Pedestrian detection50No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100Yes
Navigation system600Yes
Surround sound250No
Voice control for nav and audio100No
Traffic information25No
HD radio50No
Harman/Kardon, 315W, 8 speakers (with subwoofer)350No
Total Requested300047%
Total Not Requested345053%

Option Package Details
Mazda RX-8 Automatic

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100Yes
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125Yes
Xenon HID headlights500Yes
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100No
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
Sport suspension (upgrade)250No
Performance braking system (optional)250No
Limited-slip rear differential300No
225/45ZR18 tires400No
Total Requested400068%
Total Not Requested185032%

Option Package Details
Mazda RX-8 Manual

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100Yes
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125Yes
Xenon HID headlights500Yes
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100No
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested400079%
Total Not Requested105021%

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