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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.
Lowest Total Price: $30,044 Pontiac Grand Prix GT | |||||||
Difference: $9,028 | |||||||
Lowest Total Invoice: $27,897 Pontiac Grand Prix GT | |||||||
Difference: $7,775 | |||||||
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Model Year | 2007 | 2017 | 2017 | 2017 | 2017 | 2017 | 2017 |
Model | Grand Prix | Sienna | Sienna | Sienna | Sienna | Sienna | Sienna |
Trim | GT | SE | SE Premium | XLE | XLE Premium | Limited | Limited Premium |
Body | 4dr Sedan | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. |
Base Price | $24,735 | $36,110 | $40,830 | $36,310 | $39,505 | $42,800 | $46,170 |
Base Invoice | $23,375 | $33,402 | $37,766 | $33,406 | $36,345 | $39,375 | $42,475 |
Premium Package | 940 | ||||||
Folding passenger seat | 75 | ||||||
Side curtain airbags | 395 | ||||||
Floor mats | 80 | 330 | 330 | 330 | 330 | 330 | 330 |
Satellite radio | 199 | ||||||
Navigation system | 1,845 | ||||||
Sun and Sound Package | 1,090 | ||||||
Preferred Package | 2,240 | ||||||
Cargo net | 49 | 49 | 49 | 49 | 49 | 49 | |
Bodyside moldings | 209 | 209 | 209 | 209 | 209 | 209 | |
Remote start | 499 | 499 | 499 | 499 | 499 | 499 | |
Navigation Package | 715 | ||||||
Premium Package | 780 | ||||||
Folding passenger seat | 62 | ||||||
Side curtain airbags | 328 | ||||||
Floor mats | 66 | 200 | 200 | 200 | 200 | 200 | 200 |
Satellite radio | 165 | ||||||
Navigation system | 1,531 | ||||||
Sun and Sound Package | 905 | ||||||
Preferred Package | 1,994 | ||||||
Cargo net | 35 | 35 | 35 | 35 | 35 | 35 | |
Bodyside moldings | 125 | 125 | 125 | 125 | 125 | 125 | |
Remote start | 310 | 310 | 310 | 310 | 310 | 310 | |
Navigation Package | 636 | ||||||
Options (change) | 4,624 | 3,327 | 1,087 | 1,802 | 1,087 | 1,087 | 1,087 |
Options (change) | 3,837 | 2,664 | 670 | 1,306 | 670 | 670 | 670 |
Destination | 685 | 960 | 960 | 960 | 960 | 960 | 960 |
Total Price | $30,044 | $40,397 | $42,877 | $39,072 | $41,552 | $44,847 | $48,217 |
Total Invoice | $27,897 | $37,026 | $39,396 | $35,672 | $37,975 | $41,005 | $44,105 |
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Lowest Adjusted Price and Invoice: Pontiac Grand Prix GT | |||||||
TrueDelta Adjusted Price Difference: $1,728 | |||||||
TrueDelta Adjusted Invoice Difference: $1,110 | |||||||
Model Year | 2007 | 2017 | 2017 | 2017 | 2017 | 2017 | 2017 |
Model | Grand Prix | Sienna | Sienna | Sienna | Sienna | Sienna | Sienna |
Trim | GT | SE | SE Premium | XLE | XLE Premium | Limited | Limited Premium |
Body | 4dr Sedan | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. |
Engine | 260hp V6 | 296hp V6 | 296hp V6 | 296hp V6 | 296hp V6 | 296hp V6 | 296hp V6 |
Transmission | A4 | T8 | T8 | T8 | T8 | T8 | T8 |
Drivetrain | FWD | FWD | FWD | FWD | FWD | FWD | FWD |
EPA Fuel Economy (city/highway) | 19/28 MPG | 19/27 MPG | 19/27 MPG | 19/27 MPG | 19/27 MPG | 19/27 MPG | 19/27 MPG |
Audio (watts, speakers) | 245, 9 | ?, 6 | ?, 6 | ?, 6 | ?, 6 | 605, 10 | 605, 10 |
Tire (rear if not all the same) | 225/55-17 | 235/50-19 | 235/50-19 | 235/60-17 | 235/60-17 | 235/55-18 | 235/55-18 |
Total Price | $30,044 | $40,397 | $42,877 | $39,072 | $41,552 | $44,847 | $48,217 |
Adjustments for Features | 0 | -6,725 | -8,150 | -7,300 | -8,575 | -9,875 | -12,100 |
Feature-Adjusted Total Price | $30,044 | $33,672 | $34,727 | $31,772 | $32,977 | $34,972 | $36,117 |
Cost Above Minimum | $0 | $1,900 | $2,955 | $0 | $1,205 | $3,200 | $4,345 |
Total Invoice | $27,897 | $37,026 | $39,396 | $35,672 | $37,975 | $41,005 | $44,105 |
Adjustments for Features | 0 | -6,164 | -7,488 | -6,665 | -7,837 | -9,029 | -11,068 |
Feature-Adjusted Total Invoice | $27,897 | $30,862 | $31,908 | $29,007 | $30,138 | $31,976 | $33,037 |
Cost Above Minimum | $0 | $1,855 | $2,901 | $0 | $1,131 | $2,969 | $4,030 |
Model Year | 2007 | 2017 | 2017 | 2017 | 2017 | 2017 | 2017 |
Model | Grand Prix | Sienna | Sienna | Sienna | Sienna | Sienna | Sienna |
Trim | GT | SE | SE Premium | XLE | XLE Premium | Limited | Limited Premium |
Body | 4dr Sedan | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. | 4dr Minivan, ext. |
Transmission and Drivetrain | |||||||
4-speed automatic | $800 | ||||||
8-speed manually-shiftable automatic | $1300 | $1300 | $1300 | $1300 | $1300 | $1300 | |
FWD | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
Accessories | |||||||
AC power outlet | $100 | $100 | $100 | ||||
Dual power sliding doors | $800 | $800 | $800 | $800 | $800 | $800 | |
Heated steering wheel | $100 | $100 | |||||
Power flip-out rear side windows | $125 | $125 | $125 | $125 | |||
Power liftgate | $350 | $350 | $350 | $350 | $350 | $350 | |
Proximity key | $250 | $250 | $250 | $250 | $250 | $250 | |
Remote keyless entry | $225 | $225 | $225 | $225 | $225 | $225 | |
Remote keyless entry, extended range | $225 | ||||||
Sunshades, second row | $125 | $125 | $125 | $125 | $125 | $125 | |
Sunshades, third row | $125 | $125 | $125 | $125 | $125 | $125 | |
Tilt steering wheel, manual | $150 | ||||||
Tilt/telescoping steering wheel, manual | $250 | $250 | $250 | $250 | $250 | $250 | |
Universal garage door opener | $100 | $100 | $100 | $100 | $100 | $100 | |
Brakes, Airbags, and Other Safety | |||||||
Active or whiplash-reducing head restraints, front seats | $0 | $0 | $0 | $0 | $0 | $0 | |
Blind spot warning system | $200 | $200 | $200 | $200 | $200 | $200 | |
Brake assist | $50 | $50 | $50 | $50 | $50 | $50 | |
Cross-traffic warning, rear | $100 | $100 | $100 | $100 | $100 | $100 | |
Front side airbags | $350 | $350 | $350 | $350 | $350 | $350 | |
Knee airbag, driver | $75 | $75 | $75 | $75 | $75 | $75 | |
Obstacle detection, front | $150 | $150 | |||||
Obstacle detection, rear | $250 | $250 | $250 | $250 | |||
Rearview camera | $200 | $200 | $200 | $200 | $200 | $200 | |
Seat cushion airbag, passenger | $75 | $75 | $75 | $75 | $75 | $75 | |
Side curtain airbags | $350 | ||||||
Side curtain airbags, three rows | $500 | $500 | $500 | $500 | $500 | $500 | |
Stability control | $400 | $400 | $400 | $400 | $400 | $400 | |
Cargo Management | |||||||
Console with shifter | $150 | ||||||
Console without shifter | $150 | $150 | $150 | $150 | $150 | $150 | |
Roof rails | $250 | $250 | $250 | $250 | $250 | $250 | |
Sliding center console | $50 | $50 | |||||
Climate Control | |||||||
Rain-sensing wipers | $175 | ||||||
Rear air vents with automatic controls | $250 | $250 | $250 | $250 | $250 | $250 | |
Rear HVAC unit | $400 | $400 | $400 | $400 | $400 | $400 | |
Rear wiper | $175 | $175 | $175 | $175 | $175 | $175 | |
Variable intermittent wipers | $75 | $75 | $75 | $75 | $75 | $75 | |
Wiper de-icer | $25 | $25 | $25 | $25 | $25 | $25 | |
Exterior | |||||||
Body kit | $0 | $0 | |||||
Deep-tinted rear windows | $275 | $275 | $275 | $275 | $275 | $275 | |
Sunroof, second row | $900 | $900 | |||||
Infotainment | |||||||
Additional screen for entertainment system | $200 | $200 | $200 | ||||
App support | $0 | $0 | $0 | $0 | $0 | $0 | |
Aux input | $50 | $50 | $50 | $50 | $50 | $50 | |
Blu-Ray-compatible entertainment system | $100 | $100 | $100 | ||||
Bluetooth audio streaming | $25 | $25 | $25 | $25 | $25 | $25 | |
Bluetooth cell phone link | $100 | $100 | $100 | $100 | $100 | $100 | |
DVD-compatible player | $0 | $0 | $0 | $0 | $0 | $0 | |
Entertainment system, ceiling-mounted | $1000 | $1000 | $1000 | ||||
HD radio | $50 | $50 | $50 | $50 | $50 | $50 | |
HDMI port | $25 | $25 | $25 | ||||
Intercom | $25 | $25 | $25 | $25 | $25 | $25 | |
MP3-compatible player | $50 | $50 | $50 | $50 | $50 | $50 | |
Siri Eyes Free support | $0 | $0 | $0 | $0 | $0 | $0 | |
SMS text-to-speech reader | $25 | $25 | $25 | $25 | $25 | $25 | |
Surround sound | $250 | $250 | |||||
Telematics service, such as OnStar | $200 | $200 | $200 | ||||
Traffic + travel information | $25 | $25 | $25 | $25 | $25 | $25 | |
Voice control for nav and audio | $100 | $100 | $100 | $100 | $100 | $100 | |
Instruments, Lights, and Mirrors | |||||||
Auto-dimming driver-side mirror | $75 | $75 | |||||
Auto-dimming headlights | $200 | ||||||
Auto-dimming passenger-side mirror | $75 | $75 | |||||
Auto-dimming rearview mirror | $150 | $150 | $150 | $150 | $150 | $150 | |
Boost gauge | $75 | ||||||
Conversation mirror | $25 | $25 | $25 | $25 | $25 | $25 | |
Heated mirrors | $25 | $25 | $25 | $25 | $25 | $25 | |
Mirror tilt-down in reverse | $25 | $25 | |||||
Power-folding mirrors | $50 | $50 | |||||
Turn signals on or near mirrors | $25 | $25 | |||||
Xenon HID headlights | $500 | ||||||
Seats and Interior Trim | |||||||
Center armrest(s), second row | $50 | $50 | $50 | $50 | $50 | $50 | |
Folding passenger seat | $150 | ||||||
Folding second row seats | $300 | $300 | $300 | $300 | $300 | ||
Manual fore-aft adjuster, second row seats | $75 | $75 | $75 | $75 | $75 | $75 | |
Manual legrests, second row | $500 | $500 | |||||
Manual recliner, second row seats | $75 | $75 | $75 | $75 | $75 | $75 | |
Manual recliner, third row seats | $125 | $125 | $125 | $125 | |||
Memory system, driver seat | $200 | $200 | |||||
Power fore-aft adjuster, passenger seat | $100 | $100 | $100 | $100 | |||
Power recliner, driver seat | $100 | $100 | $100 | $100 | $100 | $100 | |
Power recliner, passenger seat | $100 | $100 | $100 | $100 | |||
Power recliner, third row seats | $150 | $150 | |||||
Power-stowing third row seats | $1000 | $1000 | |||||
Removable second row seats | $0 | $0 | $0 | $0 | $0 | $0 | |
Stowable center seat, second row | $150 | $150 | $150 | ||||
Stowable third row seats | $600 | $600 | $600 | $600 | |||
Suspension, Wheels, and Tires | |||||||
Alloy wheels | $350 | $350 | $350 | ||||
Machined alloy wheels | $350 | $350 | $350 | $350 | |||
Performance steering system (optional) | $0 | $0 | |||||
Sport suspension (upgrade) | $0 | $0 | |||||
Total Value of Features | $2,825 | $9,550 | $10,975 | $10,125 | $11,400 | $12,700 | $14,925 |
Value of Feature Adjustments | $0 | $6,725 | $8,150 | $7,300 | $8,575 | $9,875 | $12,100 |
Value of Feature Adjustments | 0 | -6,164 | -7,488 | -6,665 | -7,837 | -9,029 | -11,068 |
Model Year | 2007 | 2017 |
Model | Grand Prix | Sienna |
Body | 4dr Sedan | 4dr Minivan, ext. |
Wheelbase | 110.5 in | 119.3 in |
Length | 198.3 in | 200.2 in |
Width | 71.6 in | 78.1 in |
Height | 55.9 in | 68.9 in |
Curb Weight | 3,583 lb. | 4,375 lb. |
Fuel Capacity | 17.0 gal. | 20.0 gal. |
Row 1 Headroom | 38.8 in | 41.0 in |
Row 1 Shoulder Room | 58.0 in | 65.0 in |
Row 1 Hip Room | 54.5 in | 58.6 in |
Row 1 Legroom | 42.2 in | 40.5 in |
Row 2 Headroom | 36.2 in | 39.7 in |
Row 2 Shoulder Room | 54.8 in | 64.6 in |
Row 2 Hip Room | 54.3 in | 66.1 in |
Row 2 Legroom | 36.2 in | 37.6 in |
Row 3 Headroom | 0.0 in | 38.3 in |
Row 3 Shoulder Room | 0.0 in | 61.1 in |
Row 3 Hip Room | 0.0 in | 50.3 in |
Row 3 Legroom | 0.0 in | 36.3 in |
Cargo Volume, Minimum | 16.0 ft3 | 39.1 ft3 |
Cargo Volume, Behind R2 | 16.0 | 87.1 ft3 |
Cargo Volume, Maximum | 16.0 | 150.0 ft3 |
Premium Package | ||
Feature | Value | Requested? |
Leather seating surfaces | 900 | Yes |
Automatic climate control, front | 200 | Yes |
Heated front seats | 200 | Yes |
Dual-zone climate control | 125 | Yes |
Total Requested | 1425 | 100% |
Total Not Requested | 0 | 0% |
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% |
Preferred Package | ||
Feature | Value | Requested? |
Intercom | 25 | No |
Sunroof | 900 | Yes |
Proximity key | 250 | No |
Blind spot warning system | 200 | No |
Rear cross-traffic detection | 100 | No |
Navigation system | 550 | Yes |
DVD-compatible player | 0 | No |
Voice control for nav and audio | 75 | No |
App support | 0 | No |
Total Requested | 1450 | 69% |
Total Not Requested | 650 | 31% |
Navigation Package | ||
Feature | Value | Requested? |
Obstacle detection, rear | 250 | No |
Intercom | 25 | No |
Navigation system | 550 | Yes |
DVD-compatible player | 0 | No |
Voice control for nav and audio | 75 | No |
App support | 0 | No |
Total Requested | 550 | 61% |
Total Not Requested | 350 | 39% |