Mazda RX-8 Mazda RX-8 2008 Infiniti M Infiniti M 2013

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Mazda RX-8 vs. Infiniti M 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. Infiniti M Invoice Comparison

Lowest Total Price: $35,665

Mazda RX-8 Manual   
Difference: $16,180

Lowest Total Invoice: $32,663

Mazda RX-8 Manual   
Difference: $15,342

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008201320132013
ModelRX-8RX-8MMM
TrimAutomaticManualM37M56M35h
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan4dr Sedan
Base Price $26,435 $26,435 $48,700 $61,200 $54,750
Base Invoice $24,458 $24,458 $45,087 $56,634 $50,675
Grand Touring Package 5,335 4,635      
Cargo net 40 40      
Navigation system 2,000 2,000      
Body kit 1,100 1,100 2,040 2,040 2,040
Rear spoiler 360 360      
Cargo mat 50 50 200 200 200
Temporary spare tire 395 395      
Grand Touring Package 4,922 4,277      
Cargo net 32 32      
Navigation system 1,721 1,721      
Body kit 881 881 1,871 1,871 1,871
Rear spoiler 288 288      
Cargo mat 36 36 142 142 142
Temporary spare tire 320 320      
Options (change) 9,280 8,580 2,240 2,240 2,240
Options (change) 8,200 7,555 2,013 2,013 2,013
Destination 650 650 905 905 905
Total Price $36,365 $35,665 $51,845 $64,345 $57,895
Total Invoice $33,308 $32,663 $48,005 $59,552 $53,593

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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 Infiniti M dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mazda RX-8 vs. Infiniti M

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $13,240
TrueDelta Adjusted Invoice Difference: $12,613
Model Year20082008201320132013
ModelRX-8RX-8MMM
TrimAutomaticManualM37M56M35h
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan4dr Sedan
Engine212hp R2232hp R2330hp V6420hp V8302hp V6 H
TransmissionT6M6T7T7T7
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 9300, 9160, 6?, 10160, 6
Tire (rear if not all the same)225/45-18225/45-18245/50-18245/50-18245/50-18
Total Price$36,365$35,665$51,845$64,345$57,895
Adjustments for Features-9750-3,215-4,855-3,240
Feature-Adjusted Total Price$35,390$35,665$48,630$59,490$54,655
Cost Above Minimum$0$275$0$10,860$6,025
Total Invoice$33,308$32,663$48,005$59,552$53,593
Adjustments for Features-8930-2,977-4,493-2,999
Feature-Adjusted Total Invoice$32,415$32,663$45,028$55,059$50,594
Cost Above Minimum$0$248$0$10,031$5,566

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Features Comparison: Mazda RX-8 vs. Infiniti M

Model Year20082008201320132013
ModelRX-8RX-8MMM
TrimAutomaticManualM37M56M35h
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100    
6-speed manual $150   
7-speed manually-shiftable automatic  $1200$1200$1200
RWD$0$0$0$0$0
Accessories 
Active noise reduction  $0$0$0
Heated steering wheel   $100 
Power rear side windows  $200$200$200
Power trunk / liftgate pull-down  $50$50$50
Remote window/roof operation  $15$15$15
Tilt steering wheel, manual$150$150   
Tilt/telescoping steering wheel, power  $350$350$350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0$0
Brake assist  $50$50$50
Obstacle detection, rear   $250 
Rearview camera  $200$200$200
Cargo Management 
Second-row high console$250$250   
Climate Control 
Automatic climate control, front  $200$200$200
Dual-zone climate control  $125$125$125
Rain-sensing wipers  $175$175$175
Rear air vents  $100$100$100
Variable intermittent wipers$75$75   
Drivetrain 
Limited-slip rear differential$300$300   
Infotainment 
Aux input  $50$50$50
Bluetooth audio streaming   $25 
Bluetooth cell phone link  $100$100$100
CD changer, in-dash$325$325   
CD player  $125$125$125
Concierge Services - 4 year subscription  $200$200$200
DVD-compatible player   $0 
Media drive   $15 
MP3-compatible player  $50$50$50
Navigation system$600$600 $600 
Satellite radio  $200$200$200
Telematics service, such as OnStar, with navigation   $225 
Traffic + travel information   $25 
USB port  $25$25$25
Voice control for nav and audio   $100 
Instruments, Lights, and Mirrors 
Analog clock  $25$25$25
Auto-dimming driver-side mirror  $75$75$75
Auto-dimming passenger-side mirror  $75$75$75
Automatic headlights  $125$125$125
Compass  $0$0$0
Large energy flow and fuel economy display    $25
Mirror tilt-down in reverse  $25$25$25
Power-folding mirrors  $50$50$50
Trip computer  $150$150$150
Seats and Interior Trim 
Cooled or ventilated front seats   $300 
Memory system, driver seat  $200$200$200
Metal pedals $75   
Power fore-aft adjuster, passenger seat  $100$100$100
Power height adjuster, passenger seat  $100$100$100
Power lumbar adjuster, passenger seat  $100$100$100
Power recliner, passenger seat  $100$100$100
Power tilt adjuster, passenger seat  $100$100$100
Wood trim  $300$300$300
Suspension, Wheels, and Tires 
Electronic systems calibration selector  $200$200$200
Sport suspension (upgrade)$0$0   
Transmission 
Steering-wheel-mounted transmission controls$100    
Total Value of Features$2,900$1,925$5,140$6,780$5,165
Value of Feature Adjustments$975$0$3,215$4,855$3,240
Value of Feature Adjustments-8930-2,977-4,493-2,999

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Specifications Comparison: Mazda RX-8 vs. Infiniti M

Model Year20082013
ModelRX-8M
Body4dr Coupe4dr Sedan
Wheelbase106.4 in114.2 in
Length174.3 in194.7 in
Width69.7 in72.6 in
Height52.8 in59.1 in
Curb Weight3,046 lb.3,859 lb.
Fuel Capacity15.9 gal.20.0 gal.
Row 1 Headroom38.2 in39.1 in
Row 1 Shoulder Room54.8 in58.4 in
Row 1 Hip Room53.3 in54.3 in
Row 1 Legroom42.7 in44.0 in
Row 2 Headroom36.8 in37.7 in
Row 2 Shoulder Room54.9 in56.7 in
Row 2 Hip Room48.1 in53.5 in
Row 2 Legroom32.2 in36.2 in
Cargo Volume7.6 ft314.9 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 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 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 Requested410070%
Total Not Requested175030%

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 opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested410081%
Total Not Requested95019%

Option Package Details
Infiniti M M37

Cargo mat
FeatureValueRequested?
Cargo mat40Yes
Cargo net40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%
Body kit
FeatureValueRequested?
Body kit0Yes
Rear spoiler200Yes
Total Requested200100%
Total Not Requested00%

Option Package Details
Infiniti M M56

Cargo mat
FeatureValueRequested?
Cargo mat40Yes
Cargo net40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%
Body kit
FeatureValueRequested?
Body kit0Yes
Rear spoiler200Yes
Total Requested200100%
Total Not Requested00%

Option Package Details
Infiniti M M35h

Cargo mat
FeatureValueRequested?
Cargo mat40Yes
Cargo net40Yes
First-aid kit15No
Total Requested8084%
Total Not Requested1516%
Body kit
FeatureValueRequested?
Body kit0Yes
Rear spoiler200Yes
Total Requested200100%
Total Not Requested00%

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