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Pontiac G8 vs. Audi A4 / S4 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. Audi A4 / S4 Invoice Comparison

Lowest Total Price: $40,895

Pontiac G8 GXP   
Difference: $8,805

Lowest Total Invoice: $38,673

Pontiac G8 GXP   
Difference: $7,608

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  Down Payment Interest Rate Term
Model Year20092010
ModelG8A4 / S4
TrimGXPS4 3.0T
Body4dr Sedan4dr Sedan
Base Price $37,610 $45,900
Base Invoice $35,541 $42,687
Sunroof 900  
Metallic paint (extra cost)   475
7-speed automated manual   1,400
Active rear differential   1,100
Sunroof 747  
Metallic paint (extra cost)   443
7-speed automated manual   1,302
Active rear differential   1,024
Options (change) 900 2,975
Options (change) 747 2,769
Destination 685 825
Gas Tax 1,700 0
Total Price $40,895 $49,700
Total Invoice $38,673 $46,281

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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 Audi A4 / S4 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac G8 vs. Audi A4 / S4

Lowest Adjusted Price and Invoice: Pontiac G8 GXP
TrueDelta Adjusted Price Difference: $4,855
TrueDelta Adjusted Invoice Difference: $3,930
Model Year20092010
ModelG8A4 / S4
TrimGXPS4 3.0T
Body4dr Sedan4dr Sedan
Engine415hp V8333hp V6
TransmissionT6S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)13/20 MPG18/28 MPG
Audio (watts, speakers)230, 11180, 10
Tire (rear if not all the same)245/40-19245/40-18
Total Price$40,895$49,700
Adjustments for Features0-3,950
Feature-Adjusted Total Price$40,895$45,750
Total Invoice$38,673$46,281
Adjustments for Features0-3,678
Feature-Adjusted Total Invoice$38,673$42,603

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Features Comparison: Pontiac G8 vs. Audi A4 / S4

Model Year20092010
ModelG8A4 / S4
TrimGXPS4 3.0T
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed automated manual $1200
RWD$0 
AWD $1700
Accessories 
Remote start$150 
Universal garage door opener $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Temporary spare tire $150
Cargo Management 
Cargo net$40 
Rear seat pass-through$100 
Climate Control 
Automatic air recirculation $100
Heated windshield washer nozzles $15
Interior air filter $0
Rain-sensing wipers $175
Rear air vents$100 
Rear air vents with automatic controls $250
Variable intermittent wipers$75 
Drivetrain 
Active rear differential $500
Limited-slip rear differential$300 
Exterior 
Hood scoop$100 
Rear spoiler$200 
Infotainment 
CD changer, in-dash$325 
CD player $125
iPod integration $100
SD Card slot $25
Telematics service, such as OnStar$200 
USB port$25 
Instruments, Lights, and Mirrors 
Compass$0 
Fog light, rear $100
Heated mirrors $25
Interior ambient lighting $150
Outside temperature display $50
Turn signals on or near mirrors $25
Xenon HID headlights $500
Seats and Interior Trim 
Aluminum trim $100
Folding second row seats $300
Leather door panel trim $250
Manual lumbar adjuster, driver seat$50 
Manual lumbar adjuster, passenger seat$50 
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Metal pedals$75 
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power recliner, driver seat $100
Power recliner, passenger seat $100
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Alloy wheels $350
Electronic systems calibration selector $200
Polished alloy wheels$350 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$3,240$7,190
Value of Feature Adjustments$0$3,950
Value of Feature Adjustments0-3,678

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See a complete comparison of Pontiac G8 vs. Audi A4 / S4 features.

Specifications Comparison: Pontiac G8 vs. Audi A4 / S4

Model Year20092010
ModelG8A4 / S4
Body4dr Sedan4dr Sedan
Wheelbase114.8 in110.6 in
Length196.1 in185.2 in
Width74.8 in71.9 in
Height57.7 in56.2 in
Curb Weight4,020 lb.3,637 lb.
Fuel Capacity19.0 gal.16.9 gal.
Row 1 Headroom38.7 in40.0 in
Row 1 Shoulder Room59.1 in55.5 in
Row 1 Hip Room56.7 in0.0 in
Row 1 Legroom42.2 in41.3 in
Row 2 Headroom38.0 in37.5 in
Row 2 Shoulder Room59.1 in54.3 in
Row 2 Hip Room58.0 in0.0 in
Row 2 Legroom39.4 in35.2 in
Cargo Volume17.5 ft312.4 ft3

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See a complete comparison of Pontiac G8 vs. Audi A4 / S4 specs.

Option Package Details
Audi A4 / S4 S4 3.0T

Active rear differential
FeatureValueRequested?
Active rear differential500No
Electronic systems calibration selector200No
Total Requested00%
Total Not Requested700100%

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