Pontiac G8 Pontiac G8 2008 Mazda MX-5 Miata Mazda MX-5 Miata 2009

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $27,910

Mazda MX-5 Miata Grand Touring   
Difference: $1,855

Lowest Total Invoice: $25,758

Mazda MX-5 Miata Grand Touring   
Difference: $2,292

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082009
ModelG8G8MX-5 Miata
TrimBaseGTGrand Touring
Body4dr Sedan4dr Sedan2dr Convertible
Base Price $26,910 $29,310 $26,350
Base Invoice $25,564 $27,844 $24,346
Comfort and Sound Package 795    
Premium Package 1,375 1,250  
Suspension Package     500
Cargo net     40
Rear spoiler     350
Comfort and Sound Package 660    
Premium Package 1,141 1,038  
Suspension Package     430
Cargo net     32
Rear spoiler     280
Options (change) 2,170 1,250 890
Options (change) 1,801 1,038 742
Destination 685 685 670
Total Price $29,765 $31,245 $27,910
Total Invoice $28,050 $29,567 $25,758

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Pontiac G8 dealer quotes or Mazda MX-5 Miata dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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: $1,425
TrueDelta Adjusted Invoice Difference: $1,887
Model Year200820082009
ModelG8G8MX-5 Miata
TrimBaseGTGrand Touring
Body4dr Sedan4dr Sedan2dr Convertible
Engine256hp V6361hp V8167hp I4
TransmissionT5T6M6
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)230, 11230, 11?, 7
Tire (rear if not all the same)245/45-18245/45-18205/45-17
Total Price$29,765$31,245$27,910
Adjustments for Features-430-8300
Feature-Adjusted Total Price$29,335$30,415$27,910
Cost Above Minimum$0$1,080$0
Total Invoice$28,050$29,567$25,758
Adjustments for Features-405-7850
Feature-Adjusted Total Invoice$27,645$28,782$25,758
Cost Above Minimum$0$1,137$0

Return to top

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

Model Year200820082009
ModelG8G8MX-5 Miata
TrimBaseGTGrand Touring
Body4dr Sedan4dr Sedan2dr Convertible
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000  
6-speed manually-shiftable automatic $1100 
6-speed manual  $150
RWD$0$0$0
Accessories 
Power rear side windows$200$200 
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 
Stability control$400$400 
Temporary spare tire$150$150 
Traction control$100$100 
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 
Drivetrain 
Limited-slip rear differential $300$300
Exterior 
Convertible top  $3000
Hood scoop$100$100 
Infotainment 
Aux input$50$50 
Telematics service, such as OnStar$200$200 
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
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 
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 $350
Machined alloy wheels $350 
Sport suspension (upgrade)  $0
Total Value of Features$4,750$5,150$4,320
Value of Feature Adjustments$430$830$0
Value of Feature Adjustments-405-7850

Return to top

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

Model Year20082009
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.2,442 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

Return to top

Option Package Details
Pontiac G8

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%
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
Leather-wrapped steering wheel150Yes
Total Requested125083%
Total Not Requested25017%

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)250No
Limited-slip rear differential300Yes
Total Requested30055%
Total Not Requested25045%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans
See TrueDelta's information for all Pontiac models.