Pontiac G8 Pontiac G8 2008 Audi A4 / S4 Audi A4 / S4 2018

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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: $23,385

Lowest Total Invoice: $30,314

Pontiac G8 GT   
Difference: $21,399

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082018
ModelG8A4 / S4
TrimGTS4 3.0T
Body4dr Sedan4dr Sedan
Base Price $29,310 $51,400
Base Invoice $27,844 $47,802
Premium Package 1,250  
Sunroof 900  
S Sport Package   2,500
Metallic paint (extra cost)   575
Cargo net   80
Premium Package 1,038  
Sunroof 747  
S Sport Package   2,326
Metallic paint (extra cost)   536
Cargo net   74
Options (change) 2,150 3,155
Options (change) 1,785 2,936
Destination 685 975
Total Price $32,145 $55,530
Total Invoice $30,314 $51,713

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

Lowest Adjusted Price and Invoice: Pontiac G8 GT
TrueDelta Adjusted Price Difference: $13,295
TrueDelta Adjusted Invoice Difference: $12,003
Model Year20082018
ModelG8A4 / S4
TrimGTS4 3.0T
Body4dr Sedan4dr Sedan
Engine361hp V8354hp V6
TransmissionT6T8
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)15/24 MPG21/30 MPG
Audio (watts, speakers)230, 11755, 19
Tire (rear if not all the same)245/45-18245/40-18
Total Price$32,145$55,530
Adjustments for Features0-10,090
Feature-Adjusted Total Price$32,145$45,440
Total Invoice$30,314$51,713
Adjustments for Features0-9,396
Feature-Adjusted Total Invoice$30,314$42,317

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Features Comparison: Pontiac G8 vs. Audi A4 / S4

Model Year20082018
ModelG8A4 / S4
TrimGTS4 3.0T
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
8-speed manually-shiftable automatic $1300
RWD$0 
AWD $1700
Accessories 
Proximity key $250
Remote start$150 
Universal garage door opener $100
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial $200
Automatic braking, low-speed $200
Blind spot warning system $200
Collision preparation system, rear $100
Cross-traffic warning, rear $100
Driver drowsiness monitor $150
Forward collision warning $200
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Obstacle detection, rear $250
Pedestrian detection $50
Radar- or camera-based collision preparation system $0
Rearview camera $200
Rollover sensor $50
Secondary collision brake assist $25
Torque vectoring, brake-based $100
Vehicle exit assist $25
Cargo Management 
Air-conditioned storage compartment $50
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 
Engine / Motor 
Automatic start / stop $150
Regenerative braking $0
Exterior 
Body kit $0
Hood scoop$100 
Painted brake calipers (optional) $0
Infotainment 
Android Auto support $100
Apple CarPlay support $100
Bluetooth audio streaming $25
Bluetooth cell phone link $100
CD changer, in-dash$325 
CD player, remote $100
HD radio $50
Satellite radio $200
SD Card slot $25
Surround sound $250
USB port $25
Voice control for audio system $25
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75
Auto-dimming passenger-side mirror $75
Auto-dimming rearview mirror $150
Boost gauge $75
Fog light, rear $100
Heated mirrors $25
Interior ambient lighting $150
LED headlights $1000
Outside temperature display $50
Power-folding mirrors $50
Turn signals on or near mirrors $25
Seats and Interior Trim 
Aluminum trim $100
Door sill trim plates$100 
Folding second row seats $300
Illuminated door sill trim plates $200
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
Massage, driver seat $100
Massage, passenger seat $100
Memory system, driver seat $200
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
Power seatback bolsters, driver seat $100
Power seatback bolsters, passenger seat $100
Synthetic suede door panel trim $250
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Alloy wheels $350
Electronic systems calibration selector $200
Machined alloy wheels$350 
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$2,800$12,890
Value of Feature Adjustments$0$10,090
Value of Feature Adjustments0-9,396

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Specifications Comparison: Pontiac G8 vs. Audi A4 / S4

Model Year20082018
ModelG8A4 / S4
Body4dr Sedan4dr Sedan
Wheelbase114.8 in111.0 in
Length196.1 in186.1 in
Width74.8 in72.5 in
Height57.7 in56.2 in
Curb Weight3,995 lb.3,858 lb.
Fuel Capacity19.0 gal.16.9 gal.
Row 1 Headroom38.7 in38.9 in
Row 1 Shoulder Room59.1 in55.9 in
Row 1 Hip Room56.7 in0.0 in
Row 1 Legroom42.2 in41.3 in
Row 2 Headroom38.0 in37.4 in
Row 2 Shoulder Room59.1 in54.5 in
Row 2 Hip Room58.0 in0.0 in
Row 2 Legroom39.4 in35.7 in
Cargo Volume17.5 ft313.0 ft3

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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 3.0T

S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500No
Active rear differential500No
Painted brake calipers (optional)0No
Total Requested00%
Total Not Requested1000100%

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