Audi A8 / S8 Audi A8 / S8 2018 Pontiac G8 Pontiac G8 2009

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Audi A8 / S8 vs. Pontiac G8 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.

Audi A8 / S8 vs. Pontiac G8 Invoice Comparison

Lowest Total Price: $31,210

Pontiac G8   
Difference: $85,665

Lowest Total Invoice: $29,269

Pontiac G8   
Difference: $79,494

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  Down Payment Interest Rate Term
Model Year2018200920092009
ModelA8 / S8G8G8G8
TrimS8 PlusBaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $115,900 $28,250 $31,755 $37,610
Base Invoice $107,788 $26,696 $30,008 $35,541
Premium Package   1,375 1,250  
Sunroof   900 900 900
Premium Package   1,141 1,038  
Sunroof   747 747 747
Options (change) 0 2,275 2,150 900
Options (change) 0 1,888 1,785 747
Destination 975 685 685 685
Gas Tax 0 0 0 1,700
Total Price $116,875 $31,210 $34,590 $40,895
Total Invoice $108,763 $29,269 $32,478 $38,673

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

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TrueDelta Value Comparison: Audi A8 / S8 vs. Pontiac G8

Lowest Adjusted Price and Invoice: Pontiac G8
TrueDelta Adjusted Price Difference: $68,570
TrueDelta Adjusted Invoice Difference: $63,586
Model Year2018200920092009
ModelA8 / S8G8G8G8
TrimS8 PlusBaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine605hp V8256hp V6361hp V8415hp V8
TransmissionT8T5T6T6
DrivetrainAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14?, 7230, 11230, 11
Tire (rear if not all the same)275/35-21245/45-18245/45-18245/40-19
Total Price$116,875$31,210$34,590$40,895
Adjustments for Features-17,0950-825-900
Feature-Adjusted Total Price$99,780$31,210$33,765$39,995
Cost Above Minimum$0$0$2,555$8,785
Total Invoice$108,763$29,269$32,478$38,673
Adjustments for Features-15,9080-775-851
Feature-Adjusted Total Invoice$92,855$29,269$31,703$37,822
Cost Above Minimum$0$0$2,434$8,553

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Features Comparison: Audi A8 / S8 vs. Pontiac G8

Model Year2018200920092009
ModelA8 / S8G8G8G8
TrimS8 PlusBaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300   
5-speed manually-shiftable automatic $1000  
6-speed manually-shiftable automatic  $1100$1100
AWD$1700   
RWD $0$0$0
Accessories 
Active noise reduction$0   
Hands-free trunk or liftgate$100   
Power door closers$300   
Power trunk closer$350   
Proximity key$250   
Remote start $150$150$150
Remote window/roof operation$15   
Sunshade, rear, power$225   
Sunshades, second row, power$225   
Tilt/telescoping steering wheel, manual $250$250$250
Tilt/telescoping steering wheel, power$350   
Universal garage door opener$100   
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0   
Around view cameras$500   
Blind spot warning system$200   
Brake- or yaw-sensor-initiated collision preparation system$0   
Collision preparation system, rear$100   
Full-size spare tire$225   
Knee airbag, driver$75   
Knee airbag, passenger$75   
Obstacle detection, front$150   
Obstacle detection, rear$250   
Rear side airbags$300   
Rollover sensor$50   
Temporary spare tire $150  
Wide-view front camera$150   
Wide-view rear camera$0   
Cargo Management 
Air-conditioned storage compartment$50   
Rear seat pass-through $100$100$100
Climate Control 
Automatic air recirculation$100   
Automatic climate control, front$200 $200$200
Dual-zone climate control$125 $125$125
Heated windshield washer nozzles$15   
Interior air filter$0   
Rain-sensing wipers$175   
Rear air vents $100$100$100
Rear air vents with automatic controls$250   
Rear dual-zone climate control$125   
Residual heat$50   
Variable intermittent wipers $75$75$75
Drivetrain 
Limited-slip rear differential  $300$300
Engine / Motor 
Dual-mode exhaust, switchable$500   
Exterior 
Body kit$0   
Hood scoop $100$100$100
Laminated front side windows$200   
Laminated rear side windows$100   
Infotainment 
Bluetooth audio streaming$25   
CD changer, in-dash  $325$325
CD player$125$125  
DVD-compatible player$0   
Handwriting recognition$200   
HD radio$50   
In-vehicle Internet$150   
Media drive$15   
MP3-compatible player$50 $50$50
Navigation system$600   
SD Card slot$25   
Surround sound$250   
Telematics service, such as OnStar $200$200$200
Traffic + travel information$25   
Voice control for nav and audio$100   
Wi-Fi hotspot$50   
Instruments, Lights, and Mirrors 
Analog clock$25   
Auto-dimming driver-side mirror$75   
Auto-dimming headlights$200   
Auto-dimming passenger-side mirror$75   
Auto-dimming rearview mirror$150   
Cornering lights$50   
Fog light, rear$100   
Fog lights $125$125$125
Head-up display (HUD)$350   
Headlight washers$50   
Heated mirrors$25   
Interior ambient lighting, configurable$150   
LED headlights$1000   
Mirror tilt-down in reverse$25   
Outside temperature display$50   
Power-folding mirrors$50   
Steering-linked headlights$150   
Turn signals on or near mirrors$25   
Seats and Interior Trim 
Carbon fiber trim$200   
Cooled or ventilated front seats$300   
Leather door panel trim$250   
Manual lumbar adjuster, driver seat $50$50$50
Manual lumbar adjuster, passenger seat $50$50$50
Massage, driver seat$100   
Massage, passenger seat$100   
Memory system, driver seat$200   
Memory system, passenger seat$150   
Metal pedals   $75
Power 4-way lumbar adjuster, driver seat$150   
Power 4-way lumbar adjuster, passenger seat$150   
Power headrest height adjuster, driver seat$50   
Power headrest height adjuster, passenger seat$50   
Power recliner, driver seat$100   
Power recliner, passenger seat$100   
Power seat belt height adjusters, front row$25   
Power seatback bolsters, driver seat$100   
Power seatback bolsters, passenger seat$100   
Power thigh bolsters, driver seat$100   
Power thigh bolsters, passenger seat$100   
Power thigh support length adjuster, driver seat$100   
Power thigh support length adjuster, passenger seat$100   
Power upper seatback recliner, driver seat$100   
Power upper seatback recliner, passenger seat$100   
Synthetic suede headliner$650   
Upholstered instrument panel$300   
Suspension, Wheels, and Tires 
Active steering$1000   
Adaptive dampers - electrical$500   
Air suspension, auto-leveling and height adjustable$1000   
Alloy wheels$350$350  
Electronic systems calibration selector$200   
Machined alloy wheels  $350 
Polished alloy wheels   $350
Sport suspension (upgrade)   $0
Transmission 
Steering-wheel-mounted transmission controls$100   
Total Value of Features$19,920$2,825$3,650$3,725
Value of Feature Adjustments$17,095$0$825$900
Value of Feature Adjustments-15,9080-775-851

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Specifications Comparison: Audi A8 / S8 vs. Pontiac G8

Model Year20182009
ModelA8 / S8G8
Body4dr Sedan4dr Sedan
Wheelbase117.8 in114.8 in
Length202.6 in196.1 in
Width76.7 in74.8 in
Height57.4 in57.7 in
Curb Weight4,686 lb.3,856 lb.
Fuel Capacity21.7 gal.19.0 gal.
Row 1 Headroom37.2 in38.7 in
Row 1 Shoulder Room59.1 in59.1 in
Row 1 Hip Room0.0 in56.7 in
Row 1 Legroom41.4 in42.2 in
Row 2 Headroom38.1 in38.0 in
Row 2 Shoulder Room57.8 in59.1 in
Row 2 Hip Room0.0 in58.0 in
Row 2 Legroom38.7 in39.4 in
Cargo Volume14.2 ft317.5 ft3

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Option Package Details
Pontiac G8

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
Leather-wrapped steering wheel150Yes
Total Requested1500100%
Total Not Requested00%

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%

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