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: $55,425 BMW 4-Series 428i | ||||
Difference: $5,185 | ||||
Lowest Total Invoice: $51,185 BMW 4-Series 428i | ||||
Difference: $457 | ||||
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Model Year | 2007 | 2007 | 2014 | 2014 |
Model | Boxster | Boxster | 4-Series | 4-Series |
Trim | Base | S | 428i | 435i |
Body | 2dr Convertible | 2dr Convertible | 2dr Hardtop conv. | 2dr Hardtop conv. |
Base Price | $45,600 | $55,500 | $48,750 | $54,900 |
Base Invoice | $38,760 | $48,415 | $45,030 | $50,690 |
Adaptive Sports Seats | 3,055 | 3,055 | ||
Auto-dimming rearview mirror | 690 | 690 | ||
Sport Chrono Package | 920 | 920 | ||
Adaptive dampers - electrical | 1,990 | 1,990 | 1,000 | 1,000 |
Navigation system | 3,070 | 3,070 | 2,150 | 2,150 |
Heated front seats | 480 | 480 | 500 | 500 |
Xenon HID headlights | 1,090 | 1,090 | ||
Automatic climate control, front | 550 | 550 | ||
Floor mats | 115 | 115 | ||
Audio controls on steering wheel | 990 | 990 | ||
Wood trim | 890 | 890 | ||
Wind blocker, small | 375 | 375 | ||
Metallic paint (extra cost) | 550 | 550 | ||
Leather seating surfaces | 1,550 | |||
Sport Line | 1,550 | |||
Adaptive Sports Seats | 2,597 | 2,597 | ||
Auto-dimming rearview mirror | 587 | 587 | ||
Sport Chrono Package | 782 | 782 | ||
Adaptive dampers - electrical | 1,692 | 1,692 | 910 | 910 |
Navigation system | 2,610 | 2,610 | 1,955 | 1,955 |
Heated front seats | 408 | 408 | 455 | 455 |
Xenon HID headlights | 927 | 927 | ||
Automatic climate control, front | 468 | 468 | ||
Floor mats | 98 | 98 | ||
Audio controls on steering wheel | 842 | 842 | ||
Wood trim | 757 | 757 | ||
Wind blocker, small | 319 | 319 | ||
Metallic paint (extra cost) | 500 | 500 | ||
Leather seating surfaces | 1,410 | |||
Sport Line | 1,410 | |||
Options (change) | 14,215 | 14,215 | 5,750 | 5,750 |
Options (change) | 12,087 | 12,087 | 5,230 | 5,230 |
Destination | 795 | 795 | 925 | 925 |
Total Price | $60,610 | $70,510 | $55,425 | $61,575 |
Total Invoice | $51,642 | $61,297 | $51,185 | $56,845 |
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Lowest Adjusted Price and Invoice: BMW 4-Series 428i | ||||
TrueDelta Adjusted Price Difference: $12,110 | ||||
TrueDelta Adjusted Invoice Difference: $6,852 | ||||
Model Year | 2007 | 2007 | 2014 | 2014 |
Model | Boxster | Boxster | 4-Series | 4-Series |
Trim | Base | S | 428i | 435i |
Body | 2dr Convertible | 2dr Convertible | 2dr Hardtop conv. | 2dr Hardtop conv. |
Engine | 245hp H6 | 295hp H6 | 240hp I4 | 300hp I6 |
Transmission | M5 | M6 | T8 | T8 |
Drivetrain | RWD | RWD | RWD | RWD |
EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG |
Audio (watts, speakers) | 50, 4 | 230, 7 | 205, 9 | 205, 9 |
Tire (rear if not all the same) | 205/55-17 | 235/40-18 | 225/50-17 | 225/45-18 |
Total Price | $60,610 | $70,510 | $55,425 | $61,575 |
Adjustments for Features | 0 | -150 | -6,925 | -7,225 |
Feature-Adjusted Total Price | $60,610 | $70,360 | $48,500 | $54,350 |
Cost Above Minimum | $0 | $9,750 | $0 | $5,850 |
Total Invoice | $51,642 | $61,297 | $51,185 | $56,845 |
Adjustments for Features | 0 | -130 | -6,395 | -6,670 |
Feature-Adjusted Total Invoice | $51,642 | $61,167 | $44,790 | $50,175 |
Cost Above Minimum | $0 | $9,525 | $0 | $5,385 |
Model Year | 2007 | 2007 | 2014 | 2014 |
Model | Boxster | Boxster | 4-Series | 4-Series |
Trim | Base | S | 428i | 435i |
Body | 2dr Convertible | 2dr Convertible | 2dr Hardtop conv. | 2dr Hardtop conv. |
Transmission and Drivetrain | ||||
5-speed manual | $0 | |||
6-speed manual | $150 | |||
8-speed manually-shiftable automatic | $1300 | $1300 | ||
RWD | $0 | $0 | $0 | $0 |
Accessories | ||||
Power rear side windows | $200 | $200 | ||
Remote app | $25 | $25 | ||
Remote window/roof operation | $15 | $15 | ||
Wind blocker | $300 | $300 | ||
Wind blocker, small | $100 | $100 | ||
Brakes, Airbags, and Other Safety | ||||
Active or whiplash-reducing head restraints, front seats | $0 | $0 | ||
Auto-raising roll bars / headrests | $500 | $500 | ||
Brake assist | $50 | $50 | ||
Knee airbag, driver | $75 | $75 | ||
Knee airbag, passenger | $75 | $75 | ||
Roll bar | $200 | $200 | ||
Side curtain airbags | $350 | $350 | ||
Tires, run-flat | $150 | $150 | ||
Cargo Management | ||||
Air-conditioned storage compartment | $50 | $50 | ||
Cargo net | $40 | $40 | ||
Rear seat pass-through | $100 | $100 | ||
Second-row low console | $100 | $100 | ||
Climate Control | ||||
Dual-zone climate control | $125 | $125 | ||
Rear air vents with manual controls | $150 | $150 | ||
Residual heat | $50 | $50 | ||
Water-repellent front-door glass | $15 | $15 | ||
Engine / Motor | ||||
Automatic start / stop | $150 | $150 | ||
Mid-engine configuration | $0 | $0 | ||
Regenerative braking | $0 | $0 | ||
Exterior | ||||
Black exterior trim (optional) | $0 | |||
Power convertible top | $4000 | $4000 | ||
Power retractable hardtop | $6750 | $6750 | ||
Retractable rear spoiler | $400 | $400 | ||
Infotainment | ||||
App support | $0 | $0 | ||
Aux input | $50 | $50 | ||
Bluetooth audio streaming | $25 | $25 | ||
Bluetooth cell phone link | $100 | $100 | ||
DVD-compatible player | $0 | $0 | ||
Handwriting recognition | $200 | $200 | ||
HD radio | $50 | $50 | ||
In-vehicle Internet | $150 | $150 | ||
Media drive | $15 | $15 | ||
MP3-compatible player | $50 | $50 | ||
S Voice support | $0 | $0 | ||
Siri Eyes Free support | $0 | $0 | ||
SMS text-to-speech reader | $25 | $25 | ||
Telematics service, such as OnStar | $200 | $200 | ||
Text dictation | $50 | $50 | ||
Traffic + travel information | $25 | $25 | ||
Voice control for external devices | $0 | $0 | ||
Voice control for nav and audio | $100 | $100 | ||
Instruments, Lights, and Mirrors | ||||
Automatic headlights | $125 | $125 | ||
Chronometer | $100 | $100 | ||
Compass | $0 | $0 | ||
Fog light, rear | $100 | $100 | ||
Headlight washers | $50 | $50 | ||
Mirror tilt-down in reverse | $25 | $25 | ||
Power-folding mirrors | $50 | $50 | ||
Steering-linked headlights | $150 | $150 | ||
Turn signals on or near mirrors | $25 | $25 | ||
Seats and Interior Trim | ||||
Center armrest(s), second row | $50 | $50 | ||
Folding second row seats | $300 | $300 | ||
Manual thigh support length adjuster, driver seat | $50 | |||
Manual thigh support length adjuster, passenger seat | $50 | |||
Power 4-way lumbar adjuster, driver seat | $150 | $150 | ||
Power seatback bolsters, driver seat | $100 | $100 | $100 | |
Power seatback bolsters, passenger seat | $100 | $100 | $100 | |
Power thigh bolsters, driver seat | $100 | $100 | ||
Power thigh bolsters, passenger seat | $100 | $100 | ||
Suspension, Wheels, and Tires | ||||
Sport suspension (upgrade) | $0 | $0 | ||
Transmission | ||||
Launch control | $100 | $100 | ||
Steering-wheel-mounted transmission controls | $100 | $100 | ||
Total Value of Features | $5,555 | $5,705 | $12,480 | $12,780 |
Value of Feature Adjustments | $0 | $150 | $6,925 | $7,225 |
Value of Feature Adjustments | 0 | -130 | -6,395 | -6,670 |
Model Year | 2007 | 2014 |
Model | Boxster | 4-Series |
Body | 2dr Convertible | 2dr Hardtop conv. |
Wheelbase | 95.1 in | 110.6 in |
Length | 170.4 in | 182.6 in |
Width | 70.9 in | 71.9 in |
Height | 51.0 in | 54.5 in |
Curb Weight | 2,856 lb. | 3,966 lb. |
Fuel Capacity | 17.0 gal. | 15.8 gal. |
Row 1 Headroom | 38.4 in | 40.4 in |
Row 1 Shoulder Room | 51.7 in | 55.3 in |
Row 1 Hip Room | 53.4 in | 0.0 in |
Row 1 Legroom | 41.6 in | 42.2 in |
Row 2 Headroom | 0.0 in | 37.1 in |
Row 2 Shoulder Room | 0.0 in | 49.8 in |
Row 2 Legroom | 0.0 in | 33.1 in |
Cargo Volume, Minimum | 9.9 ft3 | 7.8 ft3 |
Cargo Volume, Maximum | 9.9 | 13.0 ft3 |
Adaptive Sports Seats | ||
Feature | Value | Requested? |
Power thigh bolsters, driver seat | 100 | No |
Power seatback bolsters, driver | 100 | Yes |
Power thigh bolsters, passenger seat | 100 | No |
Power seatback bolsters, passenger seat | 100 | Yes |
Front sport buckets | 100 | Yes |
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 | Yes |
Memory system, driver seat | 200 | Yes |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Total Requested | 1000 | 74% |
Total Not Requested | 350 | 26% |
Sport Chrono Package | ||
Feature | Value | Requested? |
Chronometer | 100 | No |
Electronic systems calibration selector | 200 | Yes |
Total Requested | 200 | 67% |
Total Not Requested | 100 | 33% |
Adaptive Sports Seats | ||
Feature | Value | Requested? |
Power thigh bolsters, driver seat | 100 | No |
Power seatback bolsters, driver | 100 | Yes |
Power thigh bolsters, passenger seat | 100 | No |
Power seatback bolsters, passenger seat | 100 | Yes |
Front sport buckets | 100 | Yes |
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 | Yes |
Memory system, driver seat | 200 | Yes |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Total Requested | 1000 | 74% |
Total Not Requested | 350 | 26% |
Sport Chrono Package | ||
Feature | Value | Requested? |
Chronometer | 100 | No |
Electronic systems calibration selector | 200 | Yes |
Total Requested | 200 | 67% |
Total Not Requested | 100 | 33% |
Adaptive dampers - electrical | ||
Feature | Value | Requested? |
Adaptive dampers - electrical | 500 | Yes |
Sport suspension (upgrade) | 250 | No |
Variable steering ratio (optional) | 0 | No |
Total Requested | 500 | 67% |
Total Not Requested | 250 | 33% |
Navigation system | ||
Feature | Value | Requested? |
Navigation system | 600 | Yes |
DVD-compatible player | 0 | No |
Voice control for nav and audio | 100 | No |
Media drive, large | 15 | No |
Traffic + travel information | 25 | No |
Smartphone integration | 0 | No |
In-vehicle Internet | 150 | No |
Handwriting recognition | 200 | No |
App support | 0 | No |
Text dictation | 50 | No |
Siri Eyes Free support | 0 | No |
S Voice support | 0 | No |
Total Requested | 600 | 53% |
Total Not Requested | 540 | 47% |
Adaptive dampers - electrical | ||
Feature | Value | Requested? |
Adaptive dampers - electrical | 500 | Yes |
Sport suspension (upgrade) | 250 | No |
Variable steering ratio (optional) | 0 | No |
Total Requested | 500 | 67% |
Total Not Requested | 250 | 33% |
Sport Line | ||
Feature | Value | Requested? |
Sport suspension (upgrade) | 250 | No |
Special interior trim | 0 | No |
225/45VR18 tires | 400 | No |
Door sill trim plates | 100 | No |
Black exterior trim (optional) | 0 | No |
Manual thigh support adjuster, driver seat | 50 | No |
Power seatback bolsters, driver | 100 | Yes |
Manual thigh support adjuster, passenger seat | 50 | No |
Power seatback bolsters, passenger seat | 100 | Yes |
Front sport buckets | 100 | Yes |
Total Requested | 300 | 26% |
Total Not Requested | 850 | 74% |
Navigation system | ||
Feature | Value | Requested? |
Navigation system | 600 | Yes |
DVD-compatible player | 0 | No |
Voice control for nav and audio | 100 | No |
Media drive, large | 15 | No |
Traffic + travel information | 25 | No |
Smartphone integration | 0 | No |
In-vehicle Internet | 150 | No |
Handwriting recognition | 200 | No |
App support | 0 | No |
Text dictation | 50 | No |
Siri Eyes Free support | 0 | No |
S Voice support | 0 | No |
Total Requested | 600 | 53% |
Total Not Requested | 540 | 47% |