BMW i8 BMW i8 2016 Mazda RX-8 Mazda RX-8 2007

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BMW i8 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.

BMW i8 vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $33,665

Mazda RX-8 Manual   
Difference: $106,237

Lowest Total Invoice: $31,051

Mazda RX-8 Manual   
Difference: $98,096

Calculate Payments

  Down Payment Interest Rate Term
Model Year201620072007
Modeli8RX-8RX-8
TrimBaseAutomaticManual
Body2dr Coupe4dr Coupe4dr Coupe
Base Price $140,700 $26,435 $26,435
Base Invoice $130,125 $24,458 $24,458
Giga World 2,000    
Grand Touring Package   5,335 4,635
Navigation system   2,000 2,000
Giga World 1,820    
Grand Touring Package   4,922 4,277
Navigation system   1,721 1,721
Options (change) 2,000 7,335 6,635
Options (change) 1,820 6,643 5,998
Destination 995 595 595
Gas Tax -3,793 0 0
Total Price $139,902 $34,365 $33,665
Total Invoice $129,147 $31,696 $31,051

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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 BMW i8 dealer quotes or Mazda RX-8 dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $97,522
TrueDelta Adjusted Invoice Difference: $90,051
Model Year201620072007
Modeli8RX-8RX-8
TrimBaseAutomaticManual
Body2dr Coupe4dr Coupe4dr Coupe
Engine357hp I3 PiH212hp R2232hp R2
TransmissionT6T6M6
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)360, 11300, 9300, 9
Tire (rear if not all the same)215/45-20225/45-18225/45-18
Total Price$139,902$34,365$33,665
Adjustments for Features-9,065-1,0500
Feature-Adjusted Total Price$130,837$33,315$33,665
Cost Above Minimum$0$0$350
Total Invoice$129,147$31,696$31,051
Adjustments for Features-8,368-9680
Feature-Adjusted Total Invoice$120,779$30,728$31,051
Cost Above Minimum$0$0$323

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Features Comparison: BMW i8 vs. Mazda RX-8

Model Year201620072007
Modeli8RX-8RX-8
TrimBaseAutomaticManual
Body2dr Coupe4dr Coupe4dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100 
6-speed manual  $150
AWD$1700  
RWD $0$0
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$12,240$4,225$3,175
Value of Feature Adjustments$9,065$1,050$0
Value of Feature Adjustments-8,368-9680

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Specifications Comparison: BMW i8 vs. Mazda RX-8

Model Year20162007
Modeli8RX-8
Body2dr Coupe4dr Coupe
Wheelbase110.2 in106.4 in
Length184.9 in174.3 in
Width76.5 in69.7 in
Height50.8 in52.8 in
Curb Weight3,456 lb.3,046 lb.
Fuel Capacity11.1 gal.15.9 gal.
Row 1 Headroom38.7 in38.2 in
Row 1 Shoulder Room61.1 in54.8 in
Row 1 Hip Room0.0 in53.3 in
Row 1 Legroom0.0 in42.7 in
Row 2 Headroom32.4 in36.8 in
Row 2 Shoulder Room51.5 in54.9 in
Row 2 Hip Room0.0 in48.1 in
Row 2 Legroom0.0 in32.2 in
Cargo Volume4.7 ft37.6 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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