

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: $33,690 Pontiac G8 GT | |||||||
Difference: $28,300 | |||||||
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Calculate Payments |
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Model Year | 2009 | 2009 | 2016 | 2016 | 2016 | 2016 | 2016 |
Model | G8 | G8 | Boxster | Boxster | Boxster | Boxster | Boxster |
Trim | GT | GXP | Base | Black Edition | S | GTS | Spyder |
Body | 4dr Sedan | 4dr Sedan | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible |
Base Price | $31,755 | $37,610 | $52,100 | $59,100 | $63,900 | $74,600 | $82,100 |
Premium Package | 1,250 | ||||||
Convenience Package | 900 | 900 | 900 | ||||
Power sport seats | 2,320 | 2,320 | 2,320 | ||||
Torque vectoring, brake-based | 1,320 | 1,320 | 1,320 | 1,320 | |||
Adaptive dampers - electrical | 1,790 | 1,790 | 1,790 | ||||
Metallic paint (extra cost) | 710 | 710 | 710 | 710 | 710 | ||
CD changer, in-dash | 570 | 670 | 570 | 570 | 570 | ||
Audio controls on steering wheel | 615 | 365 | 615 | 165 | |||
Satellite radio | 670 | 670 | 670 | 670 | |||
Adaptive sport seats plus | 3,025 | 2,635 | |||||
Bright-finished exhaust tip(s) | 650 | 650 | |||||
Sport suspension (upgrade) | 0 | ||||||
Automatic climate control, front | 760 | ||||||
Heated front seats | 530 | ||||||
Premium Package | 1,038 | ||||||
Convenience Package | 0 | 0 | 0 | ||||
Power sport seats | 0 | 0 | 0 | ||||
Torque vectoring, brake-based | 0 | 0 | 0 | 0 | |||
Adaptive dampers - electrical | 0 | 0 | 0 | ||||
Metallic paint (extra cost) | 0 | 0 | 0 | 0 | 0 | ||
CD changer, in-dash | 0 | 0 | 0 | 0 | 0 | ||
Audio controls on steering wheel | 0 | 0 | 0 | 0 | |||
Satellite radio | 0 | 0 | 0 | 0 | |||
Adaptive sport seats plus | 0 | 0 | |||||
Bright-finished exhaust tip(s) | 0 | 0 | |||||
Sport suspension (upgrade) | 0 | ||||||
Automatic climate control, front | 0 | ||||||
Heated front seats | 0 | ||||||
Options (change) | 1,250 | 0 | 8,895 | 7,845 | 8,895 | 8,010 | 5,855 |
Options (change) | 1,038 | 0 | 0 | 0 | 0 | 0 | 0 |
Destination | 685 | 685 | 995 | 995 | 995 | 995 | 995 |
Gas Tax | 0 | 1,700 | 0 | 0 | 0 | 0 | 0 |
Total Price | $33,690 | $39,995 | $61,990 | $67,940 | $73,790 | $83,605 | $88,950 |
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Lowest Adjusted Price: Pontiac G8 GT | |||||||
Lowest Adjusted Invoice: Porsche Boxster Black Edition | |||||||
TrueDelta Adjusted Price Difference: $23,745 | |||||||
TrueDelta Adjusted Invoice Difference: $30,834 | |||||||
Model Year | 2009 | 2009 | 2016 | 2016 | 2016 | 2016 | 2016 |
Model | G8 | G8 | Boxster | Boxster | Boxster | Boxster | Boxster |
Trim | GT | GXP | Base | Black Edition | S | GTS | Spyder |
Body | 4dr Sedan | 4dr Sedan | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible |
Engine | 361hp V8 | 415hp V8 | 265hp H6 | 265hp H6 | 315hp H6 | 330hp H6 | 375hp H6 |
Transmission | T6 | T6 | M6 | M6 | M6 | M6 | M6 |
Drivetrain | RWD | RWD | RWD | RWD | RWD | RWD | RWD |
EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG | / MPG | / MPG | / MPG |
Audio (watts, speakers) | 230, 11 | 230, 11 | 50, 4 | 185, 7 | 185, 7 | 185, 7 | 185, 7 |
Tire (rear if not all the same) | 245/45-18 | 245/40-19 | 235/45-18 | 235/35-20 | 235/40-19 | 235/35-20 | 235/35-20 |
Total Price | $33,690 | $39,995 | $61,990 | $67,940 | $73,790 | $83,605 | $88,950 |
Adjustments for Features | 0 | -75 | -4,555 | -6,720 | -5,305 | -7,805 | -4,830 |
Feature-Adjusted Total Price | $33,690 | $39,920 | $57,435 | $61,220 | $68,485 | $75,800 | $84,120 |
Cost Above Minimum | $0 | $6,230 | $0 | $3,785 | $11,050 | $18,365 | $26,685 |
Model Year | 2009 | 2009 | 2016 | 2016 | 2016 | 2016 | 2016 |
Model | G8 | G8 | Boxster | Boxster | Boxster | Boxster | Boxster |
Trim | GT | GXP | Base | Black Edition | S | GTS | Spyder |
Body | 4dr Sedan | 4dr Sedan | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible |
Transmission and Drivetrain | |||||||
6-speed manually-shiftable automatic | $1100 | $1100 | |||||
6-speed manual | $150 | $150 | $150 | $150 | $150 | ||
RWD | $0 | $0 | $0 | $0 | $0 | $0 | $0 |
Accessories | |||||||
Power rear side windows | $200 | $200 | |||||
Remote start | $150 | $150 | |||||
Tilt/telescoping steering wheel, manual | $250 | $250 | |||||
Tilt/telescoping steering wheel, power | $350 | $350 | $350 | $350 | $350 | ||
Universal garage door opener | $100 | $100 | $100 | $100 | $100 | ||
Wind blocker, small | $100 | $100 | $100 | $100 | $100 | ||
Brakes, Airbags, and Other Safety | |||||||
Knee airbag, driver | $75 | $75 | $75 | $75 | $75 | ||
Knee airbag, passenger | $75 | $75 | $75 | $75 | $75 | ||
Obstacle detection, front | $150 | ||||||
Obstacle detection, rear | $250 | ||||||
Roll bar | $200 | $200 | $200 | $200 | $200 | ||
Torque vectoring, brake-based | $100 | $100 | $100 | $100 | $100 | ||
Cargo Management | |||||||
Rear seat pass-through | $100 | $100 | |||||
Climate Control | |||||||
Automatic air recirculation | $100 | $100 | $100 | $100 | $100 | ||
Heated windshield washer nozzles | $15 | $15 | $15 | $15 | $15 | ||
Interior air filter | $0 | $0 | $0 | $0 | $0 | ||
Rain-sensing wipers | $175 | ||||||
Rear air vents | $100 | $100 | |||||
Residual heat | $50 | $50 | $50 | $50 | $50 | ||
Variable intermittent wipers | $75 | $75 | $75 | $75 | $75 | $75 | |
Water-repellent front-door glass | $15 | $15 | $15 | $15 | $15 | ||
Drivetrain | |||||||
Electronically-variable engine mounts (performance-oriented) | $500 | $500 | |||||
Engine / Motor | |||||||
Automatic start / stop | $150 | $150 | $150 | $150 | |||
Dual-mode exhaust, switchable | $500 | $500 | |||||
Mid-engine configuration | $0 | $0 | $0 | $0 | $0 | ||
Regenerative braking | $0 | $0 | $0 | $0 | $0 | ||
Exterior | |||||||
Black exterior trim (optional) | $0 | $0 | |||||
Convertible top | $3000 | ||||||
Hood scoop | $100 | $100 | |||||
Painted brake calipers (optional) | $0 | $0 | $0 | ||||
Power convertible top | $4000 | $4000 | $4000 | $4000 | |||
Rear spoiler | $200 | $200 | |||||
Retractable rear spoiler | $400 | $400 | $400 | $400 | $400 | ||
Infotainment | |||||||
Audio controls on steering wheel | $125 | $125 | $125 | $125 | $125 | $125 | |
Bluetooth audio streaming | $25 | $25 | $25 | $25 | $25 | ||
DVD-Audio-compatible player | $0 | ||||||
Media drive | $15 | ||||||
Navigation system | $600 | ||||||
Off-road navigation system | $0 | ||||||
Satellite radio | $200 | $200 | $200 | $200 | $200 | $200 | |
Telematics service, such as OnStar | $200 | $200 | |||||
Traffic information | $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 | ||||||
Chronometer | $100 | $100 | |||||
Compass | $0 | $0 | |||||
Fog light, rear | $100 | $100 | $100 | $100 | $100 | ||
Fog lights | $125 | $125 | |||||
Headlight washers | $50 | $50 | |||||
Heated mirrors | $25 | $25 | $25 | $25 | $25 | ||
Outside temperature display | $50 | $50 | $50 | $50 | $50 | ||
Steering-linked headlights | $150 | $150 | |||||
Xenon HID headlights | $500 | $500 | $500 | $500 | |||
Seats and Interior Trim | |||||||
Center armrest(s), second row | $50 | $50 | |||||
Leather door panel trim | $250 | ||||||
Leather-wrapped steering wheel | $150 | $150 | $150 | $150 | $150 | $150 | |
Manual lumbar adjuster, driver seat | $50 | $50 | |||||
Manual lumbar adjuster, passenger seat | $50 | $50 | |||||
Memory system, driver seat | $200 | $200 | $200 | $200 | $200 | ||
Metal pedals | $75 | $75 | $75 | $75 | $75 | $75 | |
No leather in second row | $-300 | $-300 | $-300 | $-300 | $-300 | ||
Power 4-way lumbar adjuster, driver seat | $150 | $150 | $150 | $150 | $150 | ||
Power 4-way lumbar adjuster, passenger seat | $150 | $150 | $150 | $150 | $150 | ||
Power recliner, driver seat | $100 | $100 | $100 | $100 | $100 | ||
Power recliner, passenger seat | $100 | $100 | $100 | $100 | $100 | ||
Power seatback bolsters, driver seat | $100 | $100 | |||||
Power seatback bolsters, passenger seat | $100 | $100 | |||||
Power thigh bolsters, driver seat | $100 | $100 | |||||
Power thigh bolsters, passenger seat | $100 | $100 | |||||
Power thigh support length adjuster, driver seat | $100 | $100 | $100 | $100 | $100 | ||
Power thigh support length adjuster, passenger seat | $100 | $100 | $100 | $100 | $100 | ||
Synthetic suede door panel trim | $250 | $250 | |||||
Synthetic suede inserts in leather seating surfaces | $0 | $0 | |||||
Synthetic suede steering wheel | $150 | ||||||
Upholstered instrument panel, leather | $1000 | ||||||
Suspension, Wheels, and Tires | |||||||
Adaptive dampers - electrical | $500 | $500 | $500 | ||||
Alloy wheels | $350 | $350 | $350 | $350 | $350 | ||
Electronic systems calibration selector | $200 | ||||||
Machined alloy wheels | $350 | ||||||
Polished alloy wheels | $350 | ||||||
Sport suspension (upgrade) | $0 | $0 | $0 | ||||
Transmission | |||||||
Launch control | $100 | ||||||
Total Value of Features | $3,600 | $3,675 | $8,155 | $10,320 | $8,905 | $11,405 | $8,430 |
Value of Feature Adjustments | $0 | $75 | $4,555 | $6,720 | $5,305 | $7,805 | $4,830 |
Value of Feature Adjustments | 0 | -71 | -73 | -98 | -72 | -93 | -54 |
Model Year | 2009 | 2016 |
Model | G8 | Boxster |
Body | 4dr Sedan | 2dr Convertible |
Wheelbase | 114.8 in | 97.4 in |
Length | 196.1 in | 172.2 in |
Width | 74.8 in | 70.9 in |
Height | 57.7 in | 50.5 in |
Curb Weight | 3,856 lb. | 2,889 lb. |
Fuel Capacity | 19.0 gal. | 16.9 gal. |
Row 1 Headroom | 38.7 in | 38.6 in |
Row 1 Shoulder Room | 59.1 in | 51.7 in |
Row 1 Hip Room | 56.7 in | 53.4 in |
Row 1 Legroom | 42.2 in | 42.6 in |
Row 2 Headroom | 38.0 in | 0.0 in |
Row 2 Shoulder Room | 59.1 in | 0.0 in |
Row 2 Hip Room | 58.0 in | 0.0 in |
Row 2 Legroom | 39.4 in | 0.0 in |
Cargo Volume | 17.5 ft3 | 9.9 ft3 |
Premium Package | ||
Feature | Value | Requested? |
Leather seating surfaces | 900 | Yes |
Heated front seats | 200 | Yes |
Power fore-aft adjuster, driver seat | 100 | Yes |
Power fore-aft adjuster, passenger seat | 100 | Yes |
Center armrest(s), second row | 50 | No |
Total Requested | 1300 | 96% |
Total Not Requested | 50 | 4% |
Torque vectoring / active trace control | ||
Feature | Value | Requested? |
Torque vectoring / active trace control | 100 | No |
Limited-slip rear differential | 300 | Yes |
Total Requested | 300 | 75% |
Total Not Requested | 100 | 25% |
Convenience Package | ||
Feature | Value | Requested? |
Automatic climate control, front | 200 | Yes |
Heated front seats | 200 | Yes |
Dual-zone climate control | 125 | Yes |
Residual heat | 50 | No |
Automatic air recirculation | 100 | No |
Total Requested | 525 | 78% |
Total Not Requested | 150 | 22% |
Power sport seats | ||
Feature | Value | Requested? |
Tilt/telescoping steering wheel, power | 100 | No |
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 thigh support adjuster, driver seat | 100 | No |
Power fore-aft adjuster, passenger seat | 100 | Yes |
Power 4-way lumbar adjuster, passenger seat | 150 | No |
Power thigh support adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | No |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Total Requested | 500 | 38% |
Total Not Requested | 800 | 62% |
Torque vectoring / active trace control | ||
Feature | Value | Requested? |
Torque vectoring / active trace control | 100 | No |
Limited-slip rear differential | 300 | Yes |
Total Requested | 300 | 75% |
Total Not Requested | 100 | 25% |
Power sport seats | ||
Feature | Value | Requested? |
Tilt/telescoping steering wheel, power | 100 | No |
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 thigh support adjuster, driver seat | 100 | No |
Power fore-aft adjuster, passenger seat | 100 | Yes |
Power 4-way lumbar adjuster, passenger seat | 150 | No |
Power thigh support adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | No |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Total Requested | 500 | 38% |
Total Not Requested | 800 | 62% |
Torque vectoring / active trace control | ||
Feature | Value | Requested? |
Torque vectoring / active trace control | 100 | No |
Limited-slip rear differential | 300 | Yes |
Total Requested | 300 | 75% |
Total Not Requested | 100 | 25% |
Convenience Package | ||
Feature | Value | Requested? |
Automatic climate control, front | 200 | Yes |
Heated front seats | 200 | Yes |
Dual-zone climate control | 125 | Yes |
Residual heat | 50 | No |
Automatic air recirculation | 100 | No |
Total Requested | 525 | 78% |
Total Not Requested | 150 | 22% |
Power sport seats | ||
Feature | Value | Requested? |
Tilt/telescoping steering wheel, power | 100 | No |
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 thigh support adjuster, driver seat | 100 | No |
Power fore-aft adjuster, passenger seat | 100 | Yes |
Power 4-way lumbar adjuster, passenger seat | 150 | No |
Power thigh support adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | No |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Total Requested | 500 | 38% |
Total Not Requested | 800 | 62% |
Torque vectoring / active trace control | ||
Feature | Value | Requested? |
Torque vectoring / active trace control | 100 | No |
Limited-slip rear differential | 300 | Yes |
Total Requested | 300 | 75% |
Total Not Requested | 100 | 25% |
Convenience Package | ||
Feature | Value | Requested? |
Automatic climate control, front | 200 | Yes |
Heated front seats | 200 | Yes |
Dual-zone climate control | 125 | Yes |
Residual heat | 50 | No |
Automatic air recirculation | 100 | No |
Total Requested | 525 | 78% |
Total Not Requested | 150 | 22% |
Adaptive sport seats plus | ||
Feature | Value | Requested? |
Power thigh bolsters, driver seat | 100 | No |
Power seatback bolsters, driver seat | 100 | No |
Power thigh bolsters, passenger seat | 100 | No |
Power seatback bolsters, passenger seat | 100 | No |
Power 4-way lumbar adjuster, driver seat | 150 | No |
Power thigh support adjuster, driver seat | 100 | No |
Power fore-aft adjuster, passenger seat | 100 | Yes |
Power 4-way lumbar adjuster, passenger seat | 150 | No |
Power thigh support adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | No |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Tilt/telescoping steering wheel, power | 100 | No |
Power fore-aft adjuster, driver seat | 100 | Yes |
Power height adjuster, driver seat | 50 | Yes |
Power tilt adjuster, driver seat | 100 | Yes |
Total Requested | 500 | 29% |
Total Not Requested | 1200 | 71% |
Automatic climate control, front | ||
Feature | Value | Requested? |
Automatic climate control, front | 200 | Yes |
Dual-zone climate control | 125 | Yes |
Residual heat | 50 | No |
Automatic air recirculation | 100 | No |
Total Requested | 325 | 68% |
Total Not Requested | 150 | 32% |
Adaptive sport seats plus | ||
Feature | Value | Requested? |
Power thigh bolsters, driver seat | 100 | No |
Power seatback bolsters, driver seat | 100 | No |
Power thigh bolsters, passenger seat | 100 | No |
Power seatback bolsters, passenger seat | 100 | No |
Power 4-way lumbar adjuster, driver seat | 150 | No |
Power thigh support adjuster, driver seat | 100 | No |
Power fore-aft adjuster, passenger seat | 100 | Yes |
Power 4-way lumbar adjuster, passenger seat | 150 | No |
Power thigh support adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | No |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Tilt/telescoping steering wheel, power | 100 | No |
Power fore-aft adjuster, driver seat | 100 | Yes |
Power height adjuster, driver seat | 50 | Yes |
Power tilt adjuster, driver seat | 100 | Yes |
Total Requested | 500 | 29% |
Total Not Requested | 1200 | 71% |