| 1 | 0 | 3 | 4 | 3 | 4 |
Cadillac STS vs. Pontiac Grand Prix 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.
Models in short supply often sell at or even above these prices.
Cadillac STS vs. Pontiac Grand Prix Invoice Comparison
Lowest Total Price: $32,315 Pontiac Grand Prix GXP | ||||
| Difference: $13,365 | ||||
Lowest Total Invoice: $30,101 Pontiac Grand Prix GXP | ||||
| Difference: $11,833 | ||||
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| Model Year | 2006 | 2006 | 2006 | 2006 |
| Model | STS | STS | STS | Grand Prix |
| Trim | V6 | V8 | STS-V | GXP |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Base Price | $41,020 | $47,520 | $73,070 | $27,330 |
| Base Invoice | $37,944 | $43,956 | $67,704 | $25,827 |
| Engine-block heater | 100 | 100 | 100 | 50 |
| Sunroof | 1,200 | 1,200 | 1,200 | |
| Preferred Equipment Group 1SB | 2,640 | |||
| Preferred Equipment Group 1SE | 4,445 | |||
| Sun and Sound Package | 1,090 | |||
| Premium Package | 1,015 | |||
| Floor mats | 80 | |||
| Side curtain airbags | 395 | |||
| Navigation system | 1,695 | |||
| Engine-block heater | 83 | 83 | 83 | 42 |
| Sunroof | 996 | 996 | 996 | |
| Preferred Equipment Group 1SB | 2,191 | |||
| Preferred Equipment Group 1SE | 3,689 | |||
| Sun and Sound Package | 905 | |||
| Premium Package | 842 | |||
| Floor mats | 66 | |||
| Side curtain airbags | 352 | |||
| Navigation system | 1,407 | |||
| Options (change) | 3,940 | 5,745 | 1,300 | 4,325 |
| Options (change) | 3,270 | 4,768 | 1,079 | 3,614 |
| Destination | 720 | 720 | 720 | 660 |
| Gas Tax | 0 | 0 | 2,100 | 0 |
| Total Price | $45,680 | $53,985 | $77,190 | $32,315 |
| Total Invoice | $41,934 | $49,444 | $71,603 | $30,101 |
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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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Want to find out how much dealers are willing to discount these cars? Request free, no-obligation Cadillac STS dealer quotes or Pontiac Grand Prix dealer quotes from dealers using our car quote form. The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours. |
TrueDelta Value Comparison: Cadillac STS vs. Pontiac Grand Prix
| Lowest Adjusted Price and Invoice: Pontiac Grand Prix GXP | ||||
| TrueDelta Adjusted Price Difference: $11,630 | ||||
| TrueDelta Adjusted Invoice Difference: $10,240 | ||||
| Model Year | 2006 | 2006 | 2006 | 2006 |
| Model | STS | STS | STS | Grand Prix |
| Trim | V6 | V8 | STS-V | GXP |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Engine | 254hp V6 | 320hp V8 | 469hp V8 | 303hp V8 |
| Transmission | T5 | T5 | T6 | T4 |
| Drivetrain | RWD | RWD | RWD | FWD |
| EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG |
| Audio (watts, speakers) | ?, 8 | 300, 15 | 300, 15 | 245, 9 |
| Tire (rear if not all the same) | 235/50-17 | 235/50-17 | 255/45-18 | 255/45-18 |
| Total Price | $45,680 | $53,985 | $77,190 | $32,315 |
| Adjustments for Features | -1,735 | -3,275 | -5,790 | 0 |
| Feature-Adjusted Total Price | $43,945 | $50,710 | $71,400 | $32,315 |
| Cost Above Minimum | $0 | $6,765 | $27,455 | $0 |
| Total Invoice | $41,934 | $49,444 | $71,603 | $30,101 |
| Adjustments for Features | -1,593 | -3,000 | -5,371 | 0 |
| Feature-Adjusted Total Invoice | $40,341 | $46,444 | $66,232 | $30,101 |
| Cost Above Minimum | $0 | $6,103 | $25,891 | $0 |
Features Comparison: Cadillac STS vs. Pontiac Grand Prix
| Model Year | 2006 | 2006 | 2006 | 2006 |
| Model | STS | STS | STS | Grand Prix |
| Trim | V6 | V8 | STS-V | GXP |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Transmission and Drivetrain | ||||
| 5-speed manually-shiftable automatic | $1000 | $1000 | ||
| 6-speed manually-shiftable automatic | $1100 | |||
| 4-speed manually-shiftable automatic | $900 | |||
| RWD | $0 | $0 | $0 | |
| FWD | $0 | |||
| Accessories | ||||
| Heated steering wheel | $100 | $100 | ||
| Proximity key | $250 | $250 | $250 | |
| Tilt steering wheel, manual | $150 | |||
| Tilt/telescoping steering wheel, power | $350 | $350 | $350 | |
| Universal garage door opener | $100 | $100 | ||
| Brakes, Airbags, and Other Safety | ||||
| Brake assist | $50 | $50 | $50 | |
| Front side airbags | $350 | $350 | $350 | |
| Obstacle detection, rear | $250 | $250 | $250 | |
| Tires, run-flat | $150 | |||
| Cargo Management | ||||
| Cargo net | $40 | $40 | $40 | |
| Overhead sunglass holder | $25 | |||
| Rear seat pass-through | $100 | $100 | $100 | |
| Climate Control | ||||
| Heated windshield washer nozzles | $15 | |||
| Rain-sensing wipers | $175 | $175 | $175 | |
| Rear air vents | $100 | |||
| Rear air vents with manual controls | $150 | $150 | ||
| Variable intermittent wipers | $75 | |||
| Drivetrain | ||||
| Limited-slip rear differential | $300 | |||
| Exterior | ||||
| Bodyside moldings | $75 | |||
| Laminated front side windows | $200 | $200 | $200 | |
| Rear spoiler | $200 | $200 | ||
| Infotainment | ||||
| Bluetooth cell phone link | $100 | $100 | ||
| CD changer, in-dash | $325 | $325 | $325 | |
| CD player | $125 | |||
| DVD-compatible player | $0 | $0 | ||
| Navigation system | $600 | $600 | $600 | |
| Surround sound | $250 | $250 | ||
| Voice control for nav and audio | $100 | $100 | ||
| Instruments, Lights, and Mirrors | ||||
| Auto-dimming driver-side mirror | $75 | $75 | $75 | |
| Auto-dimming headlights | $200 | |||
| Auto-dimming rearview mirror | $150 | $150 | $150 | |
| Compass | $0 | $0 | ||
| Head-up display (HUD) | $350 | |||
| Headlight washers | $50 | |||
| Heated mirrors | $25 | $25 | $25 | |
| Turn signals on or near mirrors | $25 | $25 | $25 | |
| Xenon HID headlights | $500 | |||
| Seats and Interior Trim | ||||
| Center armrest(s), second row | $50 | $50 | $50 | |
| Folding passenger seat | $150 | |||
| Folding second row seats | $300 | |||
| Heated second row seats | $200 | $200 | ||
| Memory system, driver seat | $200 | $200 | $200 | |
| Power 4-way lumbar adjuster, passenger seat | $150 | $150 | $150 | |
| Power fore-aft adjuster, passenger 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, passenger seat | $100 | $100 | $100 | |
| Synthetic suede inserts in leather seating surfaces | $0 | $0 | ||
| Upholstered instrument panel, leather | $1000 | |||
| Wood trim | $300 | $300 | $300 | |
| Suspension, Wheels, and Tires | ||||
| Auto-leveling rear shocks | $200 | $200 | $200 | |
| Performance steering system (optional) | $0 | $0 | ||
| Sport suspension (upgrade) | $0 | $0 | ||
| Transmission | ||||
| Steering-wheel-mounted transmission controls | $100 | |||
| Total Value of Features | $4,825 | $6,365 | $8,880 | $3,090 |
| Value of Feature Adjustments | $1,735 | $3,275 | $5,790 | $0 |
| Value of Feature Adjustments | -1,593 | -3,000 | -5,371 | 0 |
Specifications Comparison: Cadillac STS vs. Pontiac Grand Prix
| Model Year | 2006 | 2006 |
| Model | STS | Grand Prix |
| Body | 4dr Sedan | 4dr Sedan |
| Wheelbase | 116.4 in | 110.5 in |
| Length | 196.3 in | 198.3 in |
| Width | 72.6 in | 71.6 in |
| Height | 57.6 in | 55.9 in |
| Curb Weight | 3,961 lb. | 3,478 lb. |
| Fuel Capacity | 17.0 gal. | 17.0 gal. |
| Row 1 Headroom | 38.7 in | 38.8 in |
| Row 1 Shoulder Room | 58.6 in | 58.0 in |
| Row 1 Hip Room | 54.6 in | 54.5 in |
| Row 1 Legroom | 42.6 in | 42.2 in |
| Row 2 Headroom | 37.9 in | 36.2 in |
| Row 2 Shoulder Room | 57.4 in | 54.8 in |
| Row 2 Hip Room | 55.6 in | 54.3 in |
| Row 2 Legroom | 38.3 in | 36.2 in |
| Cargo Volume | 13.8 ft3 | 16.0 ft3 |
Option Package Details
Cadillac STS V6
| Preferred Equipment Group 1SB | ||
| Feature | Value | Requested? |
| Wood trim | 300 | No |
| Heated front seats | 200 | Yes |
| CD changer, in-dash | 200 | No |
| Power 4-way lumbar adjuster, driver seat | 150 | Yes |
| Power 4-way lumbar adjuster, passenger seat | 150 | No |
| Rain-sensing wipers | 100 | No |
| Memory system, driver seat | 200 | No |
| Interior air filter | 0 | Yes |
| Polished alloy wheels | 0 | Yes |
| Total Requested | 350 | 27% |
| Total Not Requested | 950 | 73% |
Option Package Details
Cadillac STS V8
| Preferred Equipment Group 1SE | ||
| Feature | Value | Requested? |
| Navigation system | 600 | Yes |
| Heated second row seats | 200 | No |
| Universal garage door opener | 100 | No |
| Bluetooth cell phone link | 100 | No |
| Heated steering wheel | 100 | No |
| Interior air filter | 0 | Yes |
| Cargo net | 40 | Yes |
| Surround sound | 250 | No |
| DVD-compatible player | 0 | No |
| Bose, 300W, 15 speakers (with subwoofer) | 350 | No |
| Voice control for nav and audio | 100 | No |
| Rear air vents with manual controls | 50 | No |
| CD changer, in-dash | 200 | No |
| Power 4-way lumbar adjuster, driver seat | 150 | Yes |
| Power 4-way lumbar adjuster, passenger seat | 150 | No |
| Rain-sensing wipers | 100 | No |
| Memory system, driver seat | 200 | No |
| Polished alloy wheels | 0 | Yes |
| Wood trim | 300 | No |
| Heated front seats | 200 | Yes |
| Total Requested | 990 | 31% |
| Total Not Requested | 2200 | 69% |
Option Package Details
Pontiac Grand Prix GXP
| Navigation system | ||
| Feature | Value | Requested? |
| Navigation system | 600 | Yes |
| Monsoon, 245W, 9 speakers (with subwoofer) | 350 | No |
| Total Requested | 600 | 63% |
| Total Not Requested | 350 | 37% |
| Sun and Sound Package | ||
| Feature | Value | Requested? |
| Sunroof | 900 | Yes |
| CD changer, in-dash | 200 | No |
| Monsoon, 245W, 9 speakers (with subwoofer) | 350 | No |
| Total Requested | 900 | 62% |
| Total Not Requested | 550 | 38% |
| Premium Package | ||
| Feature | Value | Requested? |
| Leather seating surfaces | 900 | Yes |
| Automatic climate control, front | 200 | Yes |
| Heated front seats | 200 | Yes |
| Folding passenger seat | 150 | No |
| Dual-zone climate control | 125 | Yes |
| Synthetic suede inserts in leather seating surfaces | 0 | Yes |
| Total Requested | 1425 | 90% |
| Total Not Requested | 150 | 10% |
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See TrueDelta's information for all Sedans
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