Pontiac G6 Pontiac G6 2007 Cadillac STS Cadillac STS 2010

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Pontiac G6 vs. Cadillac STS 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 G6 vs. Cadillac STS Invoice Comparison

Lowest Total Price: $27,719

Pontiac G6 GT   
Difference: $24,791

Lowest Total Invoice: $25,691

Pontiac G6 GT   
Difference: $23,887

Calculate Payments

  Down Payment Interest Rate Term
Model Year200720102010
ModelG6STSSTS
TrimGTV6 LuxuryV6 Premium
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $22,380 $50,385 $55,945
Base Invoice $21,149 $47,614 $52,868
Premium Package 1,160    
Sport Package 990    
Rear spoiler 200    
Sun and Sound Package 1,100    
Telematics service, such as OnStar 695    
Satellite radio 199    
Front side airbags 295    
Engine-block heater 50 100 100
Sunroof   1,200 1,200
Premium Package 962    
Sport Package 822    
Rear spoiler 166    
Sun and Sound Package 913    
Telematics service, such as OnStar 577    
Satellite radio 165    
Front side airbags 245    
Engine-block heater 42 83 83
Sunroof   1,056 1,056
Options (change) 4,689 1,300 1,300
Options (change) 3,892 1,139 1,139
Destination 650 825 825
Total Price $27,719 $52,510 $58,070
Total Invoice $25,691 $49,578 $54,832

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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 G6 dealer quotes or Cadillac STS dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Pontiac G6 vs. Cadillac STS

Lowest Adjusted Price and Invoice: Pontiac G6 GT
TrueDelta Adjusted Price Difference: $20,366
TrueDelta Adjusted Invoice Difference: $19,709
Model Year200720102010
ModelG6STSSTS
TrimGTV6 LuxuryV6 Premium
Body4dr Sedan4dr Sedan4dr Sedan
Engine240hp V6302hp V6302hp V6
TransmissionM6T6T6
DrivetrainFWDRWDRWD
EPA Fuel Economy (city/highway)18/29 MPG17/26 MPG17/26 MPG
Audio (watts, speakers)200, 8?, 8300, 15
Tire (rear if not all the same)225/50-18235/50-17235/50-18
Total Price$27,719$52,510$58,070
Adjustments for Features0-4,425-6,850
Feature-Adjusted Total Price$27,719$48,085$51,220
Cost Above Minimum$0$0$3,135
Total Invoice$25,691$49,578$54,832
Adjustments for Features0-4,178-6,468
Feature-Adjusted Total Invoice$25,691$45,400$48,364
Cost Above Minimum$0$0$2,964

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Features Comparison: Pontiac G6 vs. Cadillac STS

Model Year200720102010
ModelG6STSSTS
TrimGTV6 LuxuryV6 Premium
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150  
6-speed manually-shiftable automatic $1100$1100
FWD$0  
RWD $0$0
Accessories 
Heated steering wheel $100$100
Proximity key $250$250
Remote start $150$150
Tilt/telescoping steering wheel, manual$250  
Tilt/telescoping steering wheel, power $350$350
Universal garage door opener $100$100
Brakes, Airbags, and Other Safety 
Brake assist $50$50
Obstacle detection, rear $250$250
Tire-pressure monitor $75$75
Cargo Management 
Rear seat pass-through $100$100
Climate Control 
Automatic climate control, front $200$200
Dual-zone climate control $125$125
Interior air filter $0$0
Rear air vents with manual controls $150$150
Drivetrain 
Limited-slip rear differential  $300
Exterior 
Bodyside moldings$75  
Laminated front side windows $200$200
Rear spoiler$200 $200
Infotainment 
Bluetooth cell phone link $100$100
DVD-compatible player  $0
Navigation system  $600
Rear seat audio controls  $25
Surround sound  $250
Telematics service, such as OnStar$200  
Telematics service, such as OnStar, with navigation $225$225
Voice control for nav and audio  $100
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75$75
Auto-dimming headlights  $200
Auto-dimming rearview mirror $150$150
Compass $0 
Headlight washers  $50
Heated mirrors $25$25
Turn signals on or near mirrors $25$25
Xenon HID headlights  $500
Seats and Interior Trim 
Center armrest(s), second row $50$50
Cooled or ventilated front seats $300$300
Folding second row seats$300  
Heated second row seats $200$200
Leather-wrapped steering wheel$150  
Manual lumbar adjuster, driver seat$50  
Memory system, driver seat $200$200
Power 4-way lumbar adjuster, driver seat $150$150
Power 4-way lumbar adjuster, passenger seat $150$150
Power fore-aft adjuster, passenger seat $100$100
Power height adjuster, passenger seat $100$100
Power recliner, driver seat $100$100
Power recliner, passenger seat $100$100
Power tilt adjuster, passenger seat $100$100
Wood trim $300$300
Wood/leather-wrapped steering wheel $150$150
Suspension, Wheels, and Tires 
Alloy wheels$350  
Auto-leveling rear shocks  $200
Performance steering system (optional)$0  
Polished alloy wheels $350$350
Sport suspension (upgrade)$0 $0
Total Value of Features$1,725$6,150$8,575
Value of Feature Adjustments$0$4,425$6,850
Value of Feature Adjustments0-4,178-6,468

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Specifications Comparison: Pontiac G6 vs. Cadillac STS

Model Year20072010
ModelG6STS
Body4dr Sedan4dr Sedan
Wheelbase112.3 in116.4 in
Length189.1 in196.7 in
Width70.6 in72.6 in
Height57.0 in57.6 in
Curb Weight3,562 lb.3,973 lb.
Fuel Capacity16.4 gal.17.0 gal.
Row 1 Headroom39.0 in38.7 in
Row 1 Shoulder Room55.4 in58.6 in
Row 1 Hip Room52.7 in54.6 in
Row 1 Legroom42.2 in42.6 in
Row 2 Headroom36.5 in37.9 in
Row 2 Shoulder Room55.4 in57.4 in
Row 2 Hip Room51.9 in55.6 in
Row 2 Legroom37.6 in38.3 in
Cargo Volume14.0 ft313.8 ft3

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Option Package Details
Pontiac G6 GT

Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power tilt adjuster, driver seat100Yes
Floor mats75Yes
Cargo net40Yes
Total Requested1415100%
Total Not Requested00%
Sport Package
FeatureValueRequested?
6-speed manual0Yes
Stability control400Yes
Alloy wheels350Yes
3.9L V6
OHV-2v
240 hp@6000
241 lb-ft@2800
1000Yes
225/50R18 tires400No
Total Requested175081%
Total Not Requested40019%
Sun and Sound Package
FeatureValueRequested?
Sunroof900Yes
CD changer, in-dash200Yes
Total Requested1100100%
Total Not Requested00%

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