Pontiac G6 Pontiac G6 2010 Cadillac STS Cadillac STS 2006

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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: $19,995

Pontiac G6 Value Leader   
Difference: $21,745

Lowest Total Invoice: $19,610

Pontiac G6 Value Leader   
Difference: $19,054

Calculate Payments

  Down Payment Interest Rate Term
Model Year2010201020102010200620062006
ModelG6G6G6G6STSSTSSTS
TrimValue LeaderBaseGTGXPV6V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $19,275 $21,165 $24,710 $29,060 $41,020 $47,520 $73,070
Base Invoice $18,890 $20,001 $23,351 $27,462 $37,944 $43,956 $67,704
Options (change) 0 0 0 0 0 0 0
Options (change) 0 0 0 0 0 0 0
Destination 720 720 720 720 720 720 720
Gas Tax 0 0 0 0 0 0 2,100
Total Price $19,995 $21,885 $25,430 $29,780 $41,740 $48,240 $75,890
Total Invoice $19,610 $20,721 $24,071 $28,182 $38,664 $44,676 $70,524

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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 Value Leader
TrueDelta Adjusted Price Difference: $10,495
TrueDelta Adjusted Invoice Difference: $8,021
Model Year2010201020102010200620062006
ModelG6G6G6G6STSSTSSTS
TrimValue LeaderBaseGTGXPV6V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Enginehp hp hp hp 254hp V6320hp V8469hp V8
TransmissionT5T5T6
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, ??, ??, ??, ??, 8?, 8300, 15
Tire (rear if not all the same)x-x-x-x-235/50-17235/50-17255/45-18
Total Price$19,995$21,885$25,430$29,780$41,740$48,240$75,890
Adjustments for Features11,25011,25011,25011,25000-5,255
Feature-Adjusted Total Price$31,245$33,135$36,680$41,030$41,740$48,240$70,635
Cost Above Minimum$0$1,890$5,435$9,785$0$6,500$28,895
Total Invoice$19,610$20,721$24,071$28,182$38,664$44,676$70,524
Adjustments for Features11,03310,65210,64910,64600-4,883
Feature-Adjusted Total Invoice$30,643$31,373$34,720$38,828$38,664$44,676$65,641
Cost Above Minimum$0$730$4,077$8,185$0$6,012$26,977

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Features Comparison: Pontiac G6 vs. Cadillac STS

Model Year2010201020102010200620062006
ModelG6G6G6G6STSSTSSTS
TrimValue LeaderBaseGTGXPV6V8STS-V
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
-speed $0$0$0$0   
5-speed manually-shiftable automatic    $1000$1000 
6-speed manually-shiftable automatic      $1100
$0$0$0$0   
RWD    $0$0$0
Accessories 
Cruise control    $150$150$150
Heated steering wheel      $100
Power front side windows    $250$250$250
Power locks    $275$275$275
Power rear side windows    $200$200$200
Proximity key    $250$250$250
Remote keyless entry    $225$225$225
Remote start    $150$150$150
Tilt/telescoping steering wheel, power    $350$350$350
Universal garage door opener      $100
Brakes, Airbags, and Other Safety 
4-wheel disc brakes    $150$150$150
Antilock brakes (ABS)    $400$400$400
Brake assist    $50$50$50
Front side airbags    $350$350$350
Obstacle detection, rear    $250$250$250
Side curtain airbags    $350$350$350
Stability control    $400$400$400
Tire-pressure monitor    $75$75$75
Tires, run-flat      $150
Traction control    $100$100$100
Cargo Management 
Cargo net      $40
Console with shifter    $150$150$150
Rear seat pass-through    $100$100$100
Climate Control 
Air conditioning    $900$900$900
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 
Rear air vents with manual controls      $150
Rear defrost    $200$200$200
Variable intermittent wipers    $75$75 
Drivetrain 
Limited-slip rear differential      $300
Exterior 
Bright-finished exhaust tip(s)    $25$25$25
Laminated front side windows    $200$200$200
Rear spoiler      $200
Infotainment 
Audio controls on steering wheel    $125$125$125
Bluetooth cell phone link      $100
CD changer, in-dash      $325
CD player    $125$125 
DVD-compatible player      $0
Navigation system      $600
Surround sound      $250
Telematics service, such as OnStar    $200$200$200
Voice control for nav and audio      $100
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror    $75$75$75
Auto-dimming headlights      $200
Auto-dimming rearview mirror    $150$150$150
Automatic headlights    $125$125$125
Compass    $0$0 
Fog lights    $125$125$125
Headlight washers      $50
Heated mirrors    $25$25$25
Illuminated visor mirror, driver    $50$50$50
Illuminated visor mirror, passenger    $50$50$50
Outside temperature display    $50$50$50
Power mirrors    $150$150$150
Tachometer    $75$75$75
Trip computer    $150$150$150
Turn signals on or near mirrors    $25$25$25
Xenon HID headlights      $500
Seats and Interior Trim 
Aluminum trim    $100$100 
Center armrest(s), front row    $75$75$75
Center armrest(s), second row    $50$50$50
Floor mats    $75$75$75
Heated front seats      $200
Heated second row seats      $200
Leather seating surfaces    $900$900$900
Leather-wrapped steering wheel    $150$150$150
Memory system, driver seat      $200
Power 4-way lumbar adjuster, driver seat      $150
Power 4-way lumbar adjuster, passenger seat      $150
Power fore-aft adjuster, driver seat    $100$100$100
Power fore-aft adjuster, passenger seat    $100$100$100
Power height adjuster, driver seat    $100$100$100
Power height adjuster, passenger seat    $100$100$100
Power recliner, driver seat    $100$100$100
Power recliner, passenger seat    $100$100$100
Power tilt adjuster, driver seat    $100$100$100
Power tilt adjuster, passenger seat    $100$100$100
Synthetic suede inserts in leather seating surfaces      $0
Upholstered instrument panel, leather      $1000
Wood trim      $300
Suspension, Wheels, and Tires 
Alloy wheels    $350$350 
Auto-leveling rear shocks    $200$200$200
Performance steering system (optional)      $0
Polished alloy wheels      $350
Sport suspension (upgrade)      $0
Total Value of Features$0$0$0$0$11,250$11,250$16,505
Value of Feature Adjustments$0$0$0$0$0$0$5,255
Value of Feature Adjustments11,03310,65210,64910,64600-4,883

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Specifications Comparison: Pontiac G6 vs. Cadillac STS

Model Year20102006
ModelG6STS
Body4dr Sedan4dr Sedan
Wheelbase112.3 in116.4 in
Length189.1 in196.3 in
Width70.6 in72.6 in
Height57.0 in57.6 in
Curb Weight3,457 lb.3,961 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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