Mazda RX-8 Mazda RX-8 2007 BMW i8 BMW i8 2017

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Mazda RX-8 vs. BMW i8 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.

Mazda RX-8 vs. BMW i8 Invoice Comparison

Lowest Total Price: $33,665

Mazda RX-8 Manual   
Difference: $108,937

Lowest Total Invoice: $31,051

Mazda RX-8 Manual   
Difference: $102,031

Calculate Payments

  Down Payment Interest Rate Term
Model Year200720072017
ModelRX-8RX-8i8
TrimAutomaticManualBase
Body4dr Coupe4dr Coupe2dr Coupe
Base Price $26,435 $26,435 $143,400
Base Invoice $24,458 $24,458 $134,040
Grand Touring Package 5,335 4,635  
Navigation system 2,000 2,000  
Giga World     2,000
Grand Touring Package 4,922 4,277  
Navigation system 1,721 1,721  
Giga World     1,840
Options (change) 7,335 6,635 2,000
Options (change) 6,643 5,998 1,840
Destination 595 595 995
Gas Tax 0 0 -3,793
Total Price $34,365 $33,665 $142,602
Total Invoice $31,696 $31,051 $133,082

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

Dealer Price Quotes

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Request free, no-obligation Mazda RX-8 dealer quotes or BMW i8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mazda RX-8 vs. BMW i8

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $100,222
TrueDelta Adjusted Invoice Difference: $93,894
Model Year200720072017
ModelRX-8RX-8i8
TrimAutomaticManualBase
Body4dr Coupe4dr Coupe2dr Coupe
Engine212hp R2232hp R2357hp I3 PiH
TransmissionT6M6T6
DrivetrainRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 9300, 9360, 11
Tire (rear if not all the same)225/45-18225/45-18215/45-20
Total Price$34,365$33,665$142,602
Adjustments for Features-1,0500-9,065
Feature-Adjusted Total Price$33,315$33,665$133,537
Cost Above Minimum$0$350$0
Total Invoice$31,696$31,051$133,082
Adjustments for Features-9680-8,460
Feature-Adjusted Total Invoice$30,728$31,051$124,622
Cost Above Minimum$0$323$0

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Features Comparison: Mazda RX-8 vs. BMW i8

Model Year200720072017
ModelRX-8RX-8i8
TrimAutomaticManualBase
Body4dr Coupe4dr Coupe2dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 $1100
6-speed manual $150 
RWD$0$0 
AWD  $1700
Accessories 
Remote app  $25
Tilt steering wheel, manual$150$150 
Tilt/telescoping steering wheel, manual  $250
Brakes, Airbags, and Other Safety 
Around view cameras  $500
Automatic braking, low-speed  $200
Blind spot warning system  $200
Brake assist  $50
Driver drowsiness monitor  $150
Forward collision warning  $200
Knee airbag, driver  $75
Knee airbag, passenger  $75
Lane departure warning  $200
Obstacle detection, front  $150
Obstacle detection, rear  $250
Pedestrian detection  $50
Wide-view front camera  $150
Cargo Management 
Overhead sunglass holder$25$25 
Rear seat pass-through$100$100 
Second-row high console$250$250 
Climate Control 
Automatic climate control, front  $200
Dual-zone climate control  $125
Rain-sensing wipers  $175
Rear air vents with manual controls  $150
Residual heat  $50
Variable intermittent wipers$75$75 
Drivetrain 
Limited-slip rear differential$300$300 
Engine / Motor 
3.3 kW onboard charger  $0
7 kWh battery pack  $0
Automatic start / stop  $150
Mid-engine configuration  $0
Exterior 
Bright-finished exhaust tip(s)$25$25 
Carbon fiber body structure  $0
Sunroof$900$900 
Infotainment 
App support  $0
Aux input  $50
Bluetooth audio streaming  $25
Bluetooth cell phone link  $100
CD changer, in-dash$325$325 
Concierge Services - 3 year subscription  $150
Handwriting recognition  $200
HD radio  $50
In-vehicle Internet  $150
Media drive  $15
S Voice support  $0
Satellite radio  $200
Siri Eyes Free support  $0
SMS text-to-speech reader  $25
Surround sound  $250
Telematics service, such as OnStar  $200
Text dictation  $50
Traffic + travel information  $25
Voice control for external devices  $0
Voice control for nav and audio  $100
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror  $75
Auto-dimming passenger-side mirror  $75
Automatic headlights  $125
Fog lights$125$125 
Head-up display (HUD)  $350
Interior ambient lighting, configurable  $150
Large color reconfigurable instrument cluster display  $250
LED headlights  $1000
Trip computer  $150
Xenon HID headlights$500$500 
Seats and Interior Trim 
Center armrest(s), second row$50$50 
Memory system, driver seat  $200
Power fore-aft adjuster, passenger seat  $100
Power height adjuster, passenger seat  $100
Power lumbar adjuster, driver seat$100$100 
Power recliner, passenger seat  $100
Power tilt adjuster, driver seat$100$100 
Upholstered instrument panel, leather  $1000
Suspension, Wheels, and Tires 
Adaptive dampers - electrical  $500
Electronic systems calibration selector  $200
Sport suspension (upgrade)$0$0 
Transmission 
Steering-wheel-mounted transmission controls$100 $100
Total Value of Features$4,225$3,175$12,240
Value of Feature Adjustments$1,050$0$9,065
Value of Feature Adjustments-9680-8,460

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Specifications Comparison: Mazda RX-8 vs. BMW i8

Model Year20072017
ModelRX-8i8
Body4dr Coupe2dr Coupe
Wheelbase106.4 in110.2 in
Length174.3 in184.9 in
Width69.7 in76.5 in
Height52.8 in50.8 in
Curb Weight3,046 lb.3,456 lb.
Fuel Capacity15.9 gal.11.1 gal.
Row 1 Headroom38.2 in38.7 in
Row 1 Shoulder Room54.8 in61.1 in
Row 1 Hip Room53.3 in0.0 in
Row 1 Legroom42.7 in0.0 in
Row 2 Headroom36.8 in32.4 in
Row 2 Shoulder Room54.9 in51.5 in
Row 2 Hip Room48.1 in0.0 in
Row 2 Legroom32.2 in0.0 in
Cargo Volume7.6 ft34.7 ft3

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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 seat100No
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100No
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125No
Xenon HID headlights500Yes
Sunroof900No
CD changer, in-dash200No
Universal garage door opener100Yes
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 Requested287549%
Total Not Requested297551%

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 seat100No
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100No
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125No
Xenon HID headlights500Yes
Sunroof900No
CD changer, in-dash200No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested287557%
Total Not Requested217543%

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