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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: $32,145

Pontiac G8 GT   
Difference: $21,075

Lowest Total Invoice: $30,314

Pontiac G8 GT   
Difference: $18,913

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082006
ModelG8A4 / S4
TrimGTS4
Body4dr Sedan4dr Sedan
Base Price $29,310 $46,400
Base Invoice $27,844 $42,758
Premium Package 1,250 2,900
Sunroof 900  
6-speed shiftable automatic   1,200
Metallic paint (extra cost)   450
Tire-pressure monitor   250
Premium Package 1,038 2,639
Sunroof 747  
6-speed shiftable automatic   1,172
Metallic paint (extra cost)   410
Tire-pressure monitor   228
Options (change) 2,150 4,800
Options (change) 1,785 4,449
Destination 685 720
Gas Tax 0 1,300
Total Price $32,145 $53,220
Total Invoice $30,314 $49,227

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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 GT
TrueDelta Adjusted Price Difference: $17,585
TrueDelta Adjusted Invoice Difference: $15,685
Model Year20082006
ModelG8A4 / S4
TrimGTS4
Body4dr Sedan4dr Sedan
Engine361hp V8340hp V8
TransmissionT6T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)15/24 MPG15/23 MPG
Audio (watts, speakers)230, 11150, 10
Tire (rear if not all the same)245/45-18235/40-18
Total Price$32,145$53,220
Adjustments for Features0-3,490
Feature-Adjusted Total Price$32,145$49,730
Total Invoice$30,314$49,227
Adjustments for Features0-3,228
Feature-Adjusted Total Invoice$30,314$45,999

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Features Comparison: Pontiac G8 vs. Audi A4 / S4

Model Year20082006
ModelG8A4 / S4
TrimGTS4
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
RWD$0 
AWD $1700
Accessories 
Remote start$150 
Universal garage door opener $100
Cargo Management 
Rear seat pass-through$100 
Climate Control 
Heated windshield washer nozzles $15
Interior air filter $0
Rain-sensing wipers $175
Rear air vents$100 
Variable intermittent wipers$75 
Drivetrain 
Limited-slip rear differential$300 
Exterior 
Bodyside moldings $75
Hood scoop$100 
Infotainment 
Aux input$50 
Cassette player $50
MP3-compatible player$50 
Telematics service, such as OnStar$200 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75
Auto-dimming passenger-side mirror $75
Auto-dimming rearview mirror $150
Fog light, rear $100
Headlight washers $50
Heated mirrors $25
Outside temperature display $50
Power-folding mirrors $50
Steering-linked headlights $150
Turn signals on or near mirrors $25
Xenon HID headlights $500
Seats and Interior Trim 
Folding second row seats $300
Manual lumbar adjuster, driver seat$50 
Manual lumbar adjuster, passenger seat$50 
Manual thigh support length adjuster, driver seat $50
Memory system, driver seat $200
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
Wood trim $300
Suspension, Wheels, and Tires 
Alloy wheels $350
Machined alloy wheels$350 
Ultra-sport suspension (upgrade) $0
Total Value of Features$2,675$6,165
Value of Feature Adjustments$0$3,490
Value of Feature Adjustments0-3,228

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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 Year20082006
ModelG8A4 / S4
Body4dr Sedan4dr Sedan
Wheelbase114.8 in104.3 in
Length196.1 in180.6 in
Width74.8 in69.8 in
Height57.7 in56.2 in
Curb Weight3,995 lb.3,902 lb.
Fuel Capacity19.0 gal.16.6 gal.
Row 1 Headroom38.7 in38.4 in
Row 1 Shoulder Room59.1 in55.1 in
Row 1 Hip Room56.7 in0.0 in
Row 1 Legroom42.2 in41.3 in
Row 2 Headroom38.0 in37.2 in
Row 2 Shoulder Room59.1 in53.4 in
Row 2 Hip Room58.0 in0.0 in
Row 2 Legroom39.4 in34.3 in
Cargo Volume17.5 ft313.4 ft3

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

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 seat100Yes
Center armrest(s), second row50Yes
Total Requested1350100%
Total Not Requested00%

Option Package Details
Audi A4 / S4 S4

6-speed manually-shiftable automatic
FeatureValueRequested?
6-speed manually-shiftable automatic0Yes
1300 Gas-Guzzler Tax0No
4.2L V8
DOHC-5v
340 hp@6800
302 lb-ft@3500		1000Yes
Total Requested1000100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Sunroof900Yes
Universal garage door opener100No
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Alloy wheels, optional design0No
Memory system, driver seat200No
Auto-dimming rearview mirror150No
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested122558%
Total Not Requested90042%

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