Pontiac G8 Pontiac G8 2009 Mazda RX-8 Mazda RX-8 2011

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Pontiac G8 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.

Pontiac G8 vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $32,005

Pontiac G8   
Difference: $1,090

Lowest Total Invoice: $29,929

Pontiac G8   
Difference: $776

Calculate Payments

  Down Payment Interest Rate Term
Model Year2009200920092011
ModelG8G8G8RX-8
TrimBaseGTGXPGrand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Base Price $28,250 $31,755 $37,610 $32,260
Base Invoice $26,696 $30,008 $35,541 $29,878
Premium Package 1,375 1,250    
Comfort and Sound Package 795      
Sunroof 900 900 900  
Cargo net       40
Premium Package 1,141 1,038    
Comfort and Sound Package 660      
Sunroof 747 747 747  
Cargo net       32
Options (change) 3,070 2,150 900 40
Options (change) 2,548 1,785 747 32
Destination 685 685 685 795
Gas Tax 0 0 1,700 0
Total Price $32,005 $34,590 $40,895 $33,095
Total Invoice $29,929 $32,478 $38,673 $30,705

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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 Pontiac G8 dealer quotes or Mazda RX-8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac G8 vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Pontiac G8
TrueDelta Adjusted Price Difference: $1,215
TrueDelta Adjusted Invoice Difference: $893
Model Year2009200920092011
ModelG8G8G8RX-8
TrimBaseGTGXPGrand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Engine256hp V6361hp V8415hp V8232hp R2
TransmissionT5T6T6M6
DrivetrainRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)230, 11230, 11230, 11300, 9
Tire (rear if not all the same)245/45-18245/45-18245/40-19225/45-18
Total Price$32,005$34,590$40,895$33,095
Adjustments for Features-125-375-4500
Feature-Adjusted Total Price$31,880$34,215$40,445$33,095
Cost Above Minimum$0$2,335$8,565$0
Total Invoice$29,929$32,478$38,673$30,705
Adjustments for Features-117-352-4260
Feature-Adjusted Total Invoice$29,812$32,126$38,247$30,705
Cost Above Minimum$0$2,314$8,435$0

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Features Comparison: Pontiac G8 vs. Mazda RX-8

Model Year2009200920092011
ModelG8G8G8RX-8
TrimBaseGTGXPGrand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Coupe
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000   
6-speed manually-shiftable automatic $1100$1100 
6-speed manual   $150
RWD$0$0$0$0
Accessories 
Power rear side windows$200$200$200 
Proximity key   $250
Remote start$150$150$150 
Tilt steering wheel, manual   $150
Tilt/telescoping steering wheel, manual$250$250$250 
Universal garage door opener   $100
Brakes, Airbags, and Other Safety 
Brake assist$50$50$50 
Temporary spare tire$150   
Cargo Management 
Overhead sunglass holder   $25
Second-row high console   $250
Climate Control 
Dual-zone climate control$125$125$125 
Interior air filter   $0
Rain-sensing wipers   $175
Rear air vents$100$100$100 
Variable intermittent wipers$75$75$75 
Drivetrain 
Limited-slip rear differential $300$300$300
Exterior 
Hood scoop$100$100$100 
Infotainment 
Surround sound   $250
Telematics service, such as OnStar$200$200$200 
USB port$25$25$25 
Instruments, Lights, and Mirrors 
Auto-dimming rearview mirror   $150
Compass$0$0$0 
Heated mirrors   $25
Outside temperature display   $50
Trip computer$150$150$150 
Xenon HID headlights   $500
Seats and Interior Trim 
Manual lumbar adjuster, driver seat$50$50$50 
Manual lumbar adjuster, passenger seat$50$50$50 
Memory system, driver seat   $200
Metal pedals  $75$75
Power fore-aft adjuster, passenger seat$100$100$100 
Power height adjuster, passenger seat$100$100$100 
Power lumbar adjuster, driver seat   $100
Power recliner, driver seat   $100
Power tilt adjuster, passenger seat$100$100$100 
Suspension, Wheels, and Tires 
Alloy wheels$350  $350
Machined alloy wheels $350  
Polished alloy wheels  $350 
Sport suspension (upgrade)  $0 
Total Value of Features$3,325$3,575$3,650$3,200
Value of Feature Adjustments$125$375$450$0
Value of Feature Adjustments-117-352-4260

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Specifications Comparison: Pontiac G8 vs. Mazda RX-8

Model Year20092011
ModelG8RX-8
Body4dr Sedan4dr Coupe
Wheelbase114.8 in106.4 in
Length196.1 in175.6 in
Width74.8 in69.7 in
Height57.7 in52.8 in
Curb Weight3,856 lb.3,065 lb.
Fuel Capacity19.0 gal.15.9 gal.
Row 1 Headroom38.7 in38.2 in
Row 1 Shoulder Room59.1 in54.8 in
Row 1 Hip Room56.7 in53.3 in
Row 1 Legroom42.2 in42.7 in
Row 2 Headroom38.0 in36.8 in
Row 2 Shoulder Room59.1 in54.9 in
Row 2 Hip Room58.0 in48.1 in
Row 2 Legroom39.4 in32.2 in
Cargo Volume17.5 ft37.6 ft3

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Option Package Details
Pontiac G8

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100No
Center armrest(s), second row50Yes
Leather-wrapped steering wheel150Yes
Total Requested140093%
Total Not Requested1007%
Comfort and Sound Package
FeatureValueRequested?
Automatic climate control, front200Yes
CD changer, in-dash200Yes
Dual-zone climate control125No
MP3-compatible player50Yes
Blaupunkt, 230W, 11 speakers (with subwoofer)350No
Total Requested45049%
Total Not Requested47551%

Option Package Details
Pontiac G8 GT

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100No
Center armrest(s), second row50Yes
Total Requested125093%
Total Not Requested1007%

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