Pontiac G8 Pontiac G8 2008 Pontiac G6 Pontiac G6 2010

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Pontiac G8 vs. Pontiac G6 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. Pontiac G6 Invoice Comparison

Lowest Total Price: $19,995

Pontiac G6 Value Leader   
Difference: $7,600

Lowest Total Invoice: $19,610

Pontiac G6 Value Leader   
Difference: $6,639

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082010201020102010
ModelG8G8G6G6G6G6
TrimBaseGTValue LeaderBaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $26,910 $29,310 $19,275 $21,165 $24,710 $29,060
Base Invoice $25,564 $27,844 $18,890 $20,001 $23,351 $27,462
Options (change) 0 0 0 0 0 0
Options (change) 0 0 0 0 0 0
Destination 685 685 720 720 720 720
Total Price $27,595 $29,995 $19,995 $21,885 $25,430 $29,780
Total Invoice $26,249 $28,529 $19,610 $20,721 $24,071 $28,182

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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 Pontiac G6 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac G8 vs. Pontiac G6

Lowest Adjusted Price and Invoice: Pontiac G8
TrueDelta Adjusted Price Difference: $1,140
TrueDelta Adjusted Invoice Difference: $1,933
Model Year200820082010201020102010
ModelG8G8G6G6G6G6
TrimBaseGTValue LeaderBaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine256hp V6361hp V8hp hp hp hp
TransmissionT5T6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 7230, 11?, ??, ??, ??, ?
Tire (rear if not all the same)245/45-18245/45-18x-x-x-x-
Total Price$27,595$29,995$19,995$21,885$25,430$29,780
Adjustments for Features0-1,1258,7408,7408,7408,740
Feature-Adjusted Total Price$27,595$28,870$28,735$30,625$34,170$38,520
Cost Above Minimum$0$1,275$0$1,890$5,435$9,785
Total Invoice$26,249$28,529$19,610$20,721$24,071$28,182
Adjustments for Features0-1,0708,5728,2758,2738,271
Feature-Adjusted Total Invoice$26,249$27,459$28,182$28,996$32,344$36,453
Cost Above Minimum$0$1,210$0$814$4,162$8,271

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Features Comparison: Pontiac G8 vs. Pontiac G6

Model Year200820082010201020102010
ModelG8G8G6G6G6G6
TrimBaseGTValue LeaderBaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000     
6-speed manually-shiftable automatic $1100    
-speed   $0$0$0$0
RWD$0$0    
  $0$0$0$0
Accessories 
Cruise control$150$150    
Power front side windows$250$250    
Power locks$275$275    
Power rear side windows$200$200    
Remote keyless entry$225$225    
Remote start$150$150    
Tilt/telescoping steering wheel, manual$250$250    
Brakes, Airbags, and Other Safety 
4-wheel disc brakes$150$150    
Antilock brakes (ABS)$400$400    
Brake assist$50$50    
Front side airbags$350$350    
Side curtain airbags$350$350    
Stability control$400$400    
Temporary spare tire$150$150    
Tire-pressure monitor$75$75    
Traction control$100$100    
Cargo Management 
Cargo net$40$40    
Console with shifter$150$150    
Rear seat pass-through$100$100    
Climate Control 
Air conditioning$900$900    
Automatic climate control, front $200    
Dual-zone climate control $125    
Rear air vents$100$100    
Rear defrost$200$200    
Variable intermittent wipers$75$75    
Drivetrain 
Limited-slip rear differential $300    
Exterior 
Bright-finished exhaust tip(s)$25$25    
Hood scoop$100$100    
Rear spoiler$200$200    
Infotainment 
Audio controls on steering wheel$125$125    
Aux input$50$50    
CD changer, in-dash $325    
CD player$125     
MP3-compatible player $50    
Telematics service, such as OnStar$200$200    
Instruments, Lights, and Mirrors 
Automatic headlights$125$125    
Compass$0$0    
Fog lights$125$125    
Illuminated visor mirror, driver$50$50    
Illuminated visor mirror, passenger$50$50    
Power mirrors$150$150    
Tachometer$75$75    
Trip computer$150$150    
Seats and Interior Trim 
Center armrest(s), front row$75$75    
Door sill trim plates$100$100    
Floor mats$75$75    
Leather-wrapped steering wheel $150    
Manual lumbar adjuster, driver seat$50$50    
Manual lumbar adjuster, passenger seat$50$50    
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    
Total Value of Features$8,740$9,865$0$0$0$0
Value of Feature Adjustments$0$1,125$0$0$0$0
Value of Feature Adjustments0-1,0708,5728,2758,2738,271

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Specifications Comparison: Pontiac G8 vs. Pontiac G6

Model Year20082010
ModelG8G6
Body4dr Sedan4dr Sedan
Wheelbase114.8 in112.3 in
Length196.1 in189.1 in
Width74.8 in70.6 in
Height57.7 in57.0 in
Curb Weight3,856 lb.3,457 lb.
Fuel Capacity19.0 gal.16.4 gal.
Row 1 Headroom38.7 in39.0 in
Row 1 Shoulder Room59.1 in55.4 in
Row 1 Hip Room56.7 in52.7 in
Row 1 Legroom42.2 in42.2 in
Row 2 Headroom38.0 in36.5 in
Row 2 Shoulder Room59.1 in55.4 in
Row 2 Hip Room58.0 in51.9 in
Row 2 Legroom39.4 in37.6 in
Cargo Volume17.5 ft314.0 ft3

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