Pontiac G8 Pontiac G8 2009 Mazda MX-5 Miata Mazda MX-5 Miata 2013

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Pontiac G8 vs. Mazda MX-5 Miata 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 MX-5 Miata Invoice Comparison

Lowest Total Price: $30,635

Mazda MX-5 Miata Grand Touring   
Difference: $3,055

Lowest Total Invoice: $28,761

Mazda MX-5 Miata Grand Touring   
Difference: $2,970

Calculate Payments

  Down Payment Interest Rate Term
Model Year200920092013
ModelG8G8MX-5 Miata
TrimGTGXPGrand Touring
Body4dr Sedan4dr Sedan2dr Convertible
Base Price $31,755 $37,610 $27,350
Base Invoice $30,008 $35,541 $25,854
Premium Package 1,250   1,390
Suspension Package     650
Cargo net     50
Rear spoiler     400
Premium Package 1,038   1,194
Suspension Package     558
Cargo net     40
Rear spoiler     320
Options (change) 1,250 0 2,490
Options (change) 1,038 0 2,112
Destination 685 685 795
Gas Tax 0 1,700 0
Total Price $33,690 $39,995 $30,635
Total Invoice $31,731 $37,926 $28,761

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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 MX-5 Miata dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac G8 vs. Mazda MX-5 Miata

Lowest Adjusted Price and Invoice: Mazda MX-5 Miata Grand Touring
TrueDelta Adjusted Price Difference: $3,600
TrueDelta Adjusted Invoice Difference: $3,482
Model Year200920092013
ModelG8G8MX-5 Miata
TrimGTGXPGrand Touring
Body4dr Sedan4dr Sedan2dr Convertible
Engine361hp V8415hp V8167hp I4
TransmissionT6T6M6
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)230, 11230, 11?, 7
Tire (rear if not all the same)245/45-18245/40-19205/45-17
Total Price$33,690$39,995$30,635
Adjustments for Features0-75-545
Feature-Adjusted Total Price$33,690$39,920$30,090
Cost Above Minimum$0$6,230$0
Total Invoice$31,731$37,926$28,761
Adjustments for Features0-71-512
Feature-Adjusted Total Invoice$31,731$37,855$28,249
Cost Above Minimum$0$6,124$0

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Features Comparison: Pontiac G8 vs. Mazda MX-5 Miata

Model Year200920092013
ModelG8G8MX-5 Miata
TrimGTGXPGrand Touring
Body4dr Sedan4dr Sedan2dr Convertible
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100 
6-speed manual  $150
RWD$0$0$0
Accessories 
Power rear side windows$200$200 
Proximity key  $250
Remote start$150$150 
Tilt steering wheel, manual  $150
Tilt/telescoping steering wheel, manual$250$250 
Universal garage door opener  $100
Wind blocker, small  $100
Brakes, Airbags, and Other Safety 
Roll bar  $200
Side curtain airbags$350$350 
Cargo Management 
Rear seat pass-through$100$100 
Climate Control 
Dual-zone climate control$125$125 
Intermittent wipers  $0
Rear air vents$100$100 
Variable intermittent wipers$75$75 
Exterior 
Convertible top  $3000
Hood scoop$100$100 
Infotainment 
Aux input$50$50 
Telematics service, such as OnStar$200$200 
USB port$25$25 
Instruments, Lights, and Mirrors 
Auto-dimming rearview mirror  $150
Automatic headlights$125$125 
Compass$0$0 
Illuminated visor mirror, driver$50$50 
Illuminated visor mirror, passenger$50$50 
Outside temperature display  $50
Visor mirror, driver  $10
Visor mirror, passenger  $10
Xenon HID headlights  $500
Seats and Interior Trim 
Center armrest(s), front row$75$75 
Center armrest(s), second row$50$50 
Manual height adjuster, driver seat  $50
Manual lumbar adjuster, driver seat$50$50 
Manual lumbar adjuster, passenger seat$50$50 
Metal pedals $75 
No leather in second row  $-300
Power fore-aft adjuster, driver seat$100$100 
Power fore-aft adjuster, passenger seat$100$100 
Power height adjuster, driver seat$100$100 
Power height adjuster, passenger seat$100$100 
Power tilt adjuster, driver seat$100$100 
Power tilt adjuster, passenger seat$100$100 
Suspension, Wheels, and Tires 
Alloy wheels  $350
Machined alloy wheels$350  
Polished alloy wheels $350 
Sport suspension (upgrade) $0$0
Total Value of Features$4,225$4,300$4,770
Value of Feature Adjustments$0$75$545
Value of Feature Adjustments0-71-512

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Specifications Comparison: Pontiac G8 vs. Mazda MX-5 Miata

Model Year20092013
ModelG8MX-5 Miata
Body4dr Sedan2dr Convertible
Wheelbase114.8 in91.7 in
Length196.1 in157.3 in
Width74.8 in67.7 in
Height57.7 in49.0 in
Curb Weight3,856 lb.2,448 lb.
Fuel Capacity19.0 gal.12.7 gal.
Row 1 Headroom38.7 in37.4 in
Row 1 Shoulder Room59.1 in53.2 in
Row 1 Hip Room56.7 in50.6 in
Row 1 Legroom42.2 in43.1 in
Row 2 Headroom38.0 in0.0 in
Row 2 Shoulder Room59.1 in0.0 in
Row 2 Hip Room58.0 in0.0 in
Row 2 Legroom39.4 in0.0 in
Cargo Volume17.5 ft35.3 ft3

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Option Package Details
Pontiac G8 GT

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100No
Center armrest(s), second row50No
Total Requested110081%
Total Not Requested25019%

Option Package Details
Mazda MX-5 Miata Grand Touring

Suspension Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Limited-slip rear differential300Yes
Total Requested550100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Alarm100No
Proximity key250No
Xenon HID headlights500No
Satellite radio200Yes
Bluetooth cell phone link100Yes
Total Requested30026%
Total Not Requested85074%

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