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: $28,680 Pontiac Grand Prix | ||||
Difference: $27,850 | ||||
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Model Year | 2011 | 2011 | 2011 | 2008 |
Model | Boxster | Boxster | Boxster | Grand Prix |
Trim | Base | S | S Black Edition | Base |
Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 4dr Sedan |
Base Price | $48,100 | $58,600 | $65,200 | $22,210 |
Power Seat Package | 1,550 | 1,550 | 1,550 | |
Metallic paint (extra cost) | 710 | 710 | ||
Navigation system | 3,430 | 2,540 | ||
Unbranded 185W 7 speakers | 0 | |||
Audio controls on steering wheel | 615 | 615 | 125 | |
Automatic climate control, front | 650 | 650 | ||
Heated front seats | 525 | 525 | 525 | |
Infotainment Package | 3,640 | |||
Security Package | 995 | |||
Premium Package | 940 | |||
Folding passenger seat | 75 | |||
Preferred Package | 890 | |||
Satellite radio | 200 | |||
Floor mats | 80 | |||
Power Seat Package | 0 | 0 | 0 | |
Metallic paint (extra cost) | 0 | 0 | ||
Navigation system | 0 | 2,108 | ||
Unbranded 185W 7 speakers | 0 | |||
Audio controls on steering wheel | 0 | 0 | 0 | |
Automatic climate control, front | 0 | 0 | ||
Heated front seats | 0 | 0 | 0 | |
Infotainment Package | 0 | |||
Security Package | 826 | |||
Premium Package | 780 | |||
Folding passenger seat | 62 | |||
Preferred Package | 739 | |||
Satellite radio | 166 | |||
Floor mats | 66 | |||
Options (change) | 7,480 | 7,690 | 2,200 | 5,720 |
Options (change) | 0 | 0 | 0 | 4,747 |
Destination | 950 | 950 | 950 | 750 |
Total Price | $56,530 | $67,240 | $68,350 | $28,680 |
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Lowest Adjusted Price: Pontiac Grand Prix | ||||
Lowest Adjusted Invoice: Porsche Boxster S Black Edition | ||||
TrueDelta Adjusted Price Difference: $23,355 | ||||
TrueDelta Adjusted Invoice Difference: $25,618 | ||||
Model Year | 2011 | 2011 | 2011 | 2008 |
Model | Boxster | Boxster | Boxster | Grand Prix |
Trim | Base | S | S Black Edition | Base |
Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 4dr Sedan |
Engine | 255hp H6 | 310hp H6 | 320hp H6 | 200hp V6 |
Transmission | M6 | M6 | M6 | A4 |
Drivetrain | RWD | RWD | RWD | FWD |
EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG |
Audio (watts, speakers) | 185, 7 | 325, 11 | 325, 11 | 245, 9 |
Tire (rear if not all the same) | 205/55-17 | 235/40-18 | 235/35-19 | 225/60-16 |
Total Price | $56,530 | $67,240 | $68,350 | $28,680 |
Adjustments for Features | -4,495 | -4,745 | -5,995 | 0 |
Feature-Adjusted Total Price | $52,035 | $62,495 | $62,355 | $28,680 |
Cost Above Minimum | $0 | $10,460 | $10,320 | $0 |
Model Year | 2011 | 2011 | 2011 | 2008 |
Model | Boxster | Boxster | Boxster | Grand Prix |
Trim | Base | S | S Black Edition | Base |
Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 4dr Sedan |
Transmission and Drivetrain | ||||
6-speed manual | $150 | $150 | $150 | |
4-speed automatic | $800 | |||
RWD | $0 | $0 | $0 | |
FWD | $0 | |||
Accessories | ||||
Power rear side windows | $200 | |||
Remote keyless entry | $225 | $225 | $225 | |
Remote keyless entry, extended range | $225 | |||
Remote start | $150 | |||
Tilt steering wheel, manual | $150 | |||
Tilt/telescoping steering wheel, manual | $250 | $250 | $250 | |
Universal garage door opener | $100 | $100 | $100 | |
Wind blocker, small | $100 | |||
Brakes, Airbags, and Other Safety | ||||
Brake assist | $50 | $50 | $50 | |
Front side airbags | $350 | $350 | $350 | |
Roll bar | $200 | $200 | $200 | |
Side curtain airbags | $350 | |||
Stability control | $400 | $400 | $400 | |
Temporary spare tire | $150 | |||
Cargo Management | ||||
Overhead sunglass holder | $25 | |||
Climate Control | ||||
Dual-zone climate control | $125 | |||
Heated windshield washer nozzles | $15 | $15 | $15 | |
Rain-sensing wipers | $175 | |||
Variable intermittent wipers | $75 | $75 | $75 | |
Water-repellent front-door glass | $15 | $15 | $15 | |
Engine / Motor | ||||
Mid-engine configuration | $0 | $0 | $0 | |
Exterior | ||||
Bodyside moldings | $75 | |||
Bright-finished exhaust tip(s) | $25 | $25 | $25 | |
Power convertible top | $4000 | $4000 | $4000 | |
Rear spoiler | $200 | |||
Retractable rear spoiler | $400 | $400 | $400 | |
Infotainment | ||||
Aux input | $50 | $50 | $50 | |
Bluetooth cell phone link | $100 | $100 | $100 | |
DVD-Audio-compatible player | $0 | $0 | $0 | |
Media drive | $15 | $15 | $15 | |
MP3-compatible player | $50 | $50 | $50 | |
Off-road navigation system | $0 | $0 | $0 | |
Surround sound | $250 | $250 | ||
Telematics service, such as OnStar | $200 | |||
Traffic information | $25 | $25 | $25 | |
USB port | $25 | $25 | $25 | |
Instruments, Lights, and Mirrors | ||||
Auto-dimming driver-side mirror | $75 | |||
Auto-dimming passenger-side mirror | $75 | |||
Auto-dimming rearview mirror | $150 | |||
Automatic headlights | $125 | |||
Compass | $0 | |||
Cornering lights | $50 | |||
Fog light, rear | $100 | $100 | $100 | |
Fog lights | $125 | $125 | $125 | |
Headlight washers | $50 | |||
Heated mirrors | $25 | $25 | $25 | |
Interior ambient lighting | $150 | $150 | $150 | |
Steering-linked headlights | $150 | |||
Xenon HID headlights | $500 | |||
Seats and Interior Trim | ||||
Door sill trim plates | $100 | $100 | $100 | |
Folding passenger seat | $150 | |||
Folding second row seats | $300 | |||
Leather door panel trim | $250 | $250 | $250 | |
Memory system, driver seat | $200 | $200 | $200 | |
Metal pedals | $75 | $75 | $75 | |
No leather in second row | $-300 | $-300 | $-300 | |
Power 4-way lumbar adjuster, driver seat | $150 | $150 | $150 | |
Power fore-aft adjuster, passenger seat | $100 | $100 | $100 | |
Power height adjuster, passenger seat | $100 | $100 | $100 | |
Power lumbar adjuster, driver seat | $100 | |||
Power recliner, driver seat | $100 | $100 | $100 | |
Power recliner, passenger seat | $100 | $100 | $100 | |
Power tilt adjuster, passenger seat | $100 | $100 | $100 | |
Total Value of Features | $7,895 | $8,145 | $9,395 | $3,400 |
Value of Feature Adjustments | $4,495 | $4,745 | $5,995 | $0 |
Value of Feature Adjustments | -76 | -67 | -83 | 0 |
Model Year | 2011 | 2008 |
Model | Boxster | Grand Prix |
Body | 2dr Convertible | 4dr Sedan |
Wheelbase | 95.1 in | 110.5 in |
Length | 172.1 in | 198.3 in |
Width | 70.9 in | 71.6 in |
Height | 50.9 in | 55.9 in |
Curb Weight | 2,944 lb. | 3,478 lb. |
Fuel Capacity | 16.9 gal. | 17.0 gal. |
Row 1 Headroom | 38.4 in | 38.8 in |
Row 1 Shoulder Room | 51.7 in | 58.0 in |
Row 1 Hip Room | 53.4 in | 54.5 in |
Row 1 Legroom | 41.6 in | 42.2 in |
Row 2 Headroom | 0.0 in | 36.2 in |
Row 2 Shoulder Room | 0.0 in | 54.8 in |
Row 2 Hip Room | 0.0 in | 54.3 in |
Row 2 Legroom | 0.0 in | 36.2 in |
Cargo Volume | 9.9 ft3 | 16.0 ft3 |
Power Seat Package | ||
Feature | Value | Requested? |
Power fore-aft adjuster, driver seat | 100 | Yes |
Power height adjuster, driver seat | 50 | Yes |
Power tilt adjuster, driver seat | 100 | Yes |
Power 4-way lumbar adjuster, driver seat | 150 | No |
Power fore-aft adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | No |
Power height adjuster, passenger seat | 50 | No |
Power tilt adjuster, passenger seat | 100 | No |
Total Requested | 250 | 29% |
Total Not Requested | 600 | 71% |
Power Seat Package | ||
Feature | Value | Requested? |
Power fore-aft adjuster, driver seat | 100 | Yes |
Power height adjuster, driver seat | 50 | Yes |
Power tilt adjuster, driver seat | 100 | Yes |
Power 4-way lumbar adjuster, driver seat | 150 | No |
Power fore-aft adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | No |
Power height adjuster, passenger seat | 50 | No |
Power tilt adjuster, passenger seat | 100 | No |
Total Requested | 250 | 29% |
Total Not Requested | 600 | 71% |
Infotainment Package | ||
Feature | Value | Requested? |
Navigation system | 600 | Yes |
Satellite radio | 200 | Yes |
DVD-Audio-compatible player | 0 | No |
Surround sound | 250 | No |
Traffic information | 25 | No |
Off-road navigation system | 0 | No |
Media drive, large | 15 | No |
Bose, 325W, 11 speakers (with subwoofer) | 350 | No |
USB port | 25 | No |
Total Requested | 800 | 55% |
Total Not Requested | 665 | 45% |
Power Seat Package | ||
Feature | Value | Requested? |
Power fore-aft adjuster, driver seat | 100 | Yes |
Power height adjuster, driver seat | 50 | Yes |
Power tilt adjuster, driver seat | 100 | Yes |
Power 4-way lumbar adjuster, driver seat | 150 | No |
Power fore-aft adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | No |
Power height adjuster, passenger seat | 50 | No |
Power tilt adjuster, passenger seat | 100 | No |
Total Requested | 250 | 29% |
Total Not Requested | 600 | 71% |
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% |
Security Package | ||
Feature | Value | Requested? |
Antilock brakes (ABS) | 400 | Yes |
Traction control | 100 | Yes |
Side curtain airbags | 350 | No |
Total Requested | 500 | 59% |
Total Not Requested | 350 | 41% |
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 | No |
Total Requested | 1300 | 91% |
Total Not Requested | 125 | 9% |
Preferred Package | ||
Feature | Value | Requested? |
Audio controls on steering wheel | 125 | Yes |
Illuminated visor mirror, driver | 40 | Yes |
Illuminated visor mirror, passenger | 40 | Yes |
Power lumbar adjuster, driver seat | 100 | Yes |
Trip computer | 150 | Yes |
Leather-wrapped steering wheel | 150 | Yes |
Outside temperature display | 50 | Yes |
Compass | 0 | No |
Map lights | 25 | No |
Cargo net | 40 | Yes |
Overhead sunglass holder | 25 | No |
Remote start | 150 | No |
Remote keyless entry, extended range | 0 | No |
Total Requested | 695 | 78% |
Total Not Requested | 200 | 22% |