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: $65,345 BMW X4 xDrive30i | ||||
Difference: $11,235 | ||||
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Model Year | 2021 | 2021 | 2017 | 2017 |
Model | X4 | X4 | 718 Boxster | 718 Boxster |
Trim | xDrive30i | M40i | Base | S |
Body | 4dr SUV | 4dr SUV | 2dr Convertible | 2dr Convertible |
Base Price | $51,600 | $61,700 | $56,000 | $68,400 |
Navigation system | 1,700 | 1,700 | 1,730 | 1,730 |
Premium Package | 2,200 | 1,370 | 1,370 | |
M Sport Package | 1,700 | |||
Adaptive cruise control, all-speed | 1,200 | 1,200 | 1,670 | 1,670 |
Driving Assistance Package | 1,700 | 1,700 | ||
LED headlights | 1,900 | 1,900 | 1,170 | 1,170 |
Metallic paint (extra cost) | 550 | 550 | 640 | 640 |
Heated front seats | 500 | 500 | ||
Adaptive dampers - electrical | 1,000 | 1,790 | ||
Apple CarPlay support | 300 | 300 | ||
Heated steering wheel | 470 | 470 | ||
Adaptive sport seats plus | 3,825 | 3,825 | ||
Porsche Connect Plus | 1,300 | 1,300 | ||
Wood trim | 1,535 | 1,535 | ||
Power-folding mirrors | 320 | 320 | ||
Torque vectoring, brake-based | 1,320 | 1,320 | ||
Proximity key | 790 | 790 | ||
Blind spot warning system | 690 | 690 | ||
Voice recorder | 570 | 570 | ||
Interior ambient lighting | 340 | 340 | ||
Voice control for nav and audio | 0 | 0 | ||
Sport suspension (upgrade) | 2,070 | |||
Navigation system | 1,565 | 1,565 | 0 | 0 |
Premium Package | 2,025 | 0 | 0 | |
M Sport Package | 1,565 | |||
Adaptive cruise control, all-speed | 1,105 | 1,105 | 0 | 0 |
Driving Assistance Package | 1,565 | 1,565 | ||
LED headlights | 1,750 | 1,750 | 0 | 0 |
Metallic paint (extra cost) | 505 | 505 | 0 | 0 |
Heated front seats | 460 | 460 | ||
Adaptive dampers - electrical | 920 | 0 | ||
Apple CarPlay support | 275 | 275 | ||
Heated steering wheel | 0 | 0 | ||
Adaptive sport seats plus | 0 | 0 | ||
Porsche Connect Plus | 0 | 0 | ||
Wood trim | 0 | 0 | ||
Power-folding mirrors | 0 | 0 | ||
Torque vectoring, brake-based | 0 | 0 | ||
Proximity key | 0 | 0 | ||
Blind spot warning system | 0 | 0 | ||
Voice recorder | 0 | 0 | ||
Interior ambient lighting | 0 | 0 | ||
Voice control for nav and audio | 0 | 0 | ||
Sport suspension (upgrade) | 0 | |||
Options (change) | 12,750 | 7,850 | 19,530 | 19,810 |
Options (change) | 11,735 | 7,225 | 0 | 0 |
Destination | 995 | 995 | 1,050 | 1,050 |
Total Price | $65,345 | $70,545 | $76,580 | $89,260 |
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Want to find out how much dealers are willing to discount these cars? Request free, no-obligation BMW X4 dealer quotes or Porsche 718 Boxster 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. |
Lowest Adjusted Price: BMW X4 xDrive30i | ||||
Lowest Adjusted Invoice: Porsche 718 Boxster | ||||
TrueDelta Adjusted Price Difference: $13,495 | ||||
TrueDelta Adjusted Invoice Difference: $6,892 | ||||
Model Year | 2021 | 2021 | 2017 | 2017 |
Model | X4 | X4 | 718 Boxster | 718 Boxster |
Trim | xDrive30i | M40i | Base | S |
Body | 4dr SUV | 4dr SUV | 2dr Convertible | 2dr Convertible |
Engine | 248hp I4 | 355hp I6 | 300hp H4 | 350hp H4 |
Transmission | T8 | T8 | M6 | M6 |
Drivetrain | AWD | AWD | RWD | RWD |
EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG |
Audio (watts, speakers) | 205, 9 | 600, 16 | 110, 6 | 110, 6 |
Tire (rear if not all the same) | 245/50-19 | 245/50-19 | 235/45-18 | 235/40-19 |
Total Price | $65,345 | $70,545 | $76,580 | $89,260 |
Adjustments for Features | -2,260 | -2,385 | 0 | 0 |
Feature-Adjusted Total Price | $63,085 | $68,160 | $76,580 | $89,260 |
Cost Above Minimum | $0 | $5,075 | $0 | $12,680 |
Model Year | 2021 | 2021 | 2017 | 2017 |
Model | X4 | X4 | 718 Boxster | 718 Boxster |
Trim | xDrive30i | M40i | Base | S |
Body | 4dr SUV | 4dr SUV | 2dr Convertible | 2dr Convertible |
Transmission and Drivetrain | ||||
8-speed manually-shiftable automatic | $1300 | $1300 | ||
6-speed manual | $150 | $150 | ||
AWD | $1700 | $1700 | ||
RWD | $0 | $0 | ||
Accessories | ||||
Hands-free trunk or liftgate | $100 | |||
Heated steering wheel | $100 | $100 | ||
Power liftgate | $350 | $350 | ||
Power rear side windows | $200 | $200 | ||
Remote window/roof operation | $15 | $15 | ||
Tilt/telescoping steering wheel, manual | $250 | $250 | ||
Tilt/telescoping steering wheel, power | $350 | $350 | ||
Wind blocker, small | $100 | $100 | ||
Brakes, Airbags, and Other Safety | ||||
Active or whiplash-reducing head restraints, front seats | $0 | $0 | ||
Automatic braking, low-speed | $200 | $200 | ||
Driver drowsiness monitor | $150 | $150 | ||
Hill descent control | $250 | $250 | ||
Knee airbag, driver | $75 | $75 | ||
Knee airbag, passenger | $75 | $75 | ||
Lane departure warning | $200 | $200 | ||
Pedestrian detection | $50 | $50 | ||
Roll bar | $200 | $200 | ||
Tires, run-flat | $150 | $150 | ||
Cargo Management | ||||
Cargo area rails w/tie downs | $50 | $50 | ||
Cargo cover | $75 | $75 | ||
Cargo mat | $40 | $40 | ||
Cargo net | $40 | $40 | ||
Roof rails | $250 | $250 | ||
Trailering equipment (4 wire) | $125 | $125 | ||
Climate Control | ||||
Rear air vents with manual controls | $150 | $150 | ||
Residual heat | $50 | $50 | ||
Water-repellent front-door glass | $15 | $15 | ||
Drivetrain | ||||
Limited-slip rear differential | $300 | $300 | ||
Engine / Motor | ||||
Mid-engine configuration | $0 | $0 | ||
Exterior | ||||
Black exterior trim (optional) | $0 | $0 | ||
Bodyside cladding | $350 | $350 | ||
Bright-finished exhaust tip(s) | $25 | $25 | $25 | |
Deep-tinted rear windows | $275 | $275 | ||
Painted brake calipers (optional) | $0 | |||
Power convertible top | $4000 | $4000 | ||
Rear spoiler | $200 | $200 | ||
Retractable rear spoiler | $400 | $400 | ||
Sport rocker panels (optional) | $0 | $0 | ||
Sunroof | $900 | $900 | ||
Wheel-lip moldings | $75 | $75 | ||
Infotainment | ||||
DVD-Audio-compatible player | $0 | $0 | ||
DVD-compatible player | $0 | $0 | ||
Media drive | $15 | $15 | ||
Media drive, small | $5 | $5 | ||
Off-road navigation system | $0 | $0 | ||
S Voice support | $0 | $0 | ||
Satellite radio | $200 | $200 | ||
Satellite radio - one year subscription | $250 | $250 | ||
SD Card slot | $25 | $25 | ||
SMS text-to-speech reader | $25 | $25 | ||
Surround sound | $250 | |||
Traffic + travel information | $25 | $25 | ||
Traffic information | $25 | $25 | ||
Voice control for external devices | $0 | $0 | ||
Wi-Fi hotspot | $50 | $50 | ||
Instruments, Lights, and Mirrors | ||||
Auto-dimming passenger-side mirror | $75 | $75 | ||
Fog light, rear | $100 | $100 | ||
Fog lights | $125 | $125 | ||
Head-up display (HUD) | $350 | $350 | ||
Headlight washers | $50 | $50 | ||
Mirror tilt-down in reverse | $25 | $25 | ||
Turn signals on or near mirrors | $25 | $25 | ||
Seats and Interior Trim | ||||
Aluminum trim | $100 | |||
Center armrest(s), second row | $50 | $50 | ||
Folding second row seats | $300 | $300 | ||
Leather door panel trim | $250 | $250 | ||
Manual thigh support length adjuster, driver seat | $50 | $50 | ||
Manual thigh support length adjuster, passenger seat | $50 | $50 | ||
No leather in second row | $-300 | $-300 | ||
Power thigh bolsters, driver seat | $100 | $100 | ||
Power thigh bolsters, passenger seat | $100 | $100 | ||
Power thigh support length adjuster, driver seat | $100 | $100 | ||
Power thigh support length adjuster, passenger seat | $100 | $100 | ||
Wood trim | $300 | $300 | $300 | |
Suspension, Wheels, and Tires | ||||
Electronic systems calibration selector | $200 | $200 | ||
Performance steering system (optional) | $0 | |||
Sport suspension (upgrade) | $0 | $0 | ||
Transmission | ||||
Launch control | $100 | $100 | ||
Steering-wheel-mounted transmission controls | $100 | $100 | ||
Total Value of Features | $9,320 | $9,445 | $7,060 | $7,060 |
Value of Feature Adjustments | $2,260 | $2,385 | $0 | $0 |
Value of Feature Adjustments | -440 | -278 | 0 | 0 |
Model Year | 2021 | 2017 |
Model | X4 | 718 Boxster |
Body | 4dr SUV | 2dr Convertible |
Wheelbase | 112.8 in | 97.4 in |
Length | 187.5 in | 172.4 in |
Width | 75.5 in | 70.9 in |
Height | 63.8 in | 50.4 in |
Curb Weight | 4,148 lb. | 2,945 lb. |
Fuel Capacity | 17.2 gal. | 14.3 gal. |
Row 1 Headroom | 40.3 in | 0.0 in |
Row 1 Shoulder Room | 57.5 in | 0.0 in |
Row 1 Legroom | 40.7 in | 0.0 in |
Row 2 Headroom | 37.5 in | 0.0 in |
Row 2 Shoulder Room | 56.0 in | 0.0 in |
Row 2 Legroom | 35.5 in | 0.0 in |
Cargo Volume, Minimum | 18.5 ft3 | 9.7 ft3 |
Cargo Volume, Maximum | 50.5 ft3 | 9.7 ft3 |
Navigation system | ||
Feature | Value | Requested? |
DVD-compatible player | 0 | No |
Voice control for nav and audio | 100 | Yes |
Media drive | 15 | No |
In-vehicle Internet | 150 | Yes |
Handwriting recognition | 200 | Yes |
Siri Eyes Free support | 0 | Yes |
S Voice support | 0 | No |
4G LTE connectivity | 0 | Yes |
Navigation map updates, three years | 0 | Yes |
Navigation system | 600 | Yes |
Traffic + travel information | 25 | No |
Remote app | 25 | Yes |
Total Requested | 1075 | 96% |
Total Not Requested | 40 | 4% |
Premium Package | ||
Feature | Value | Requested? |
Leather seating surfaces | 900 | Yes |
Power 4-way lumbar adjuster, driver seat | 150 | Yes |
Power 4-way lumbar adjuster, passenger seat | 150 | Yes |
Proximity key | 250 | Yes |
Satellite radio - one year subscription | 250 | No |
Hands-free trunk or liftgate | 100 | No |
Total Requested | 1450 | 81% |
Total Not Requested | 350 | 19% |
M Sport Package | ||
Feature | Value | Requested? |
Manual thigh support length adjuster, driver seat | 50 | Yes |
Power seatback bolsters, driver seat | 100 | Yes |
Manual thigh support length adjuster, passenger seat | 50 | Yes |
Power seatback bolsters, passenger seat | 100 | Yes |
Front sport buckets | 100 | Yes |
Bodyside cladding | 100 | No |
Sport front fascia (optional) | 0 | No |
Sport rear fascia, e.g. diffuser (optional) | 0 | No |
Sport rocker panels (optional) | 0 | No |
Black exterior trim (optional) | 0 | No |
Total Requested | 400 | 80% |
Total Not Requested | 100 | 20% |
Driving Assistance Package | ||
Feature | Value | Requested? |
Head-up display (HUD) | 350 | No |
Blind spot warning system | 200 | Yes |
Driver drowsiness monitor | 150 | No |
Speed limit information | 0 | No |
Lane departure warning | 200 | No |
Automatic braking, low-speed | 200 | No |
Forward collision warning | 200 | Yes |
Pedestrian detection | 50 | No |
Total Requested | 400 | 30% |
Total Not Requested | 950 | 70% |
Navigation system | ||
Feature | Value | Requested? |
DVD-compatible player | 0 | No |
Voice control for nav and audio | 100 | Yes |
Media drive | 15 | No |
In-vehicle Internet | 150 | Yes |
Handwriting recognition | 200 | Yes |
Siri Eyes Free support | 0 | Yes |
S Voice support | 0 | No |
4G LTE connectivity | 0 | Yes |
Navigation map updates, three years | 0 | Yes |
Navigation system | 600 | Yes |
Traffic + travel information | 25 | No |
Remote app | 25 | Yes |
Total Requested | 1075 | 96% |
Total Not Requested | 40 | 4% |
Driving Assistance Package | ||
Feature | Value | Requested? |
Head-up display (HUD) | 350 | No |
Blind spot warning system | 200 | Yes |
Driver drowsiness monitor | 150 | No |
Speed limit information | 0 | No |
Lane departure warning | 200 | No |
Automatic braking, low-speed | 200 | No |
Forward collision warning | 200 | Yes |
Pedestrian detection | 50 | No |
Total Requested | 400 | 30% |
Total Not Requested | 950 | 70% |
LED headlights | ||
Feature | Value | Requested? |
LED headlights | 500 | Yes |
Auto-dimming headlights | 200 | Yes |
Total Requested | 700 | 100% |
Total Not Requested | 0 | 0% |
Adaptive cruise control, all-speed | ||
Feature | Value | Requested? |
Adaptive cruise control, all-speed | 700 | Yes |
Radar- or camera-based collision preparation system | 0 | Yes |
Automatic braking, high-speed or partial | 200 | Yes |
Forward collision warning | 200 | Yes |
Total Requested | 1100 | 100% |
Total Not Requested | 0 | 0% |
Heated steering wheel | ||
Feature | Value | Requested? |
Heated steering wheel | 100 | No |
Audio controls on steering wheel | 125 | Yes |
Total Requested | 125 | 56% |
Total Not Requested | 100 | 44% |
Navigation system | ||
Feature | Value | Requested? |
Navigation system | 600 | Yes |
Off-road navigation system | 0 | No |
Handwriting recognition | 200 | Yes |
Total Requested | 800 | 100% |
Total Not Requested | 0 | 0% |
Torque vectoring, brake-based | ||
Feature | Value | Requested? |
Torque vectoring, brake-based | 100 | Yes |
Limited-slip rear differential | 300 | No |
Total Requested | 100 | 25% |
Total Not Requested | 300 | 75% |
Adaptive sport seats plus | ||
Feature | Value | Requested? |
Power thigh bolsters, driver seat | 100 | No |
Power seatback bolsters, driver seat | 100 | Yes |
Power thigh bolsters, passenger seat | 100 | No |
Power seatback bolsters, passenger seat | 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 | Yes |
Power thigh support length adjuster, driver seat | 100 | No |
Power fore-aft adjuster, passenger seat | 100 | Yes |
Power 4-way lumbar adjuster, passenger seat | 150 | Yes |
Power thigh support length adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | Yes |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Tilt/telescoping steering wheel, power | 100 | No |
Front sport buckets | 100 | Yes |
Total Requested | 1300 | 72% |
Total Not Requested | 500 | 28% |
Premium Package | ||
Feature | Value | Requested? |
Heated front seats | 200 | Yes |
Dual-zone climate control | 125 | Yes |
Residual heat | 50 | No |
Automatic air recirculation | 100 | Yes |
Automatic climate control, front | 200 | Yes |
Rain-sensing wipers | 100 | Yes |
Auto-dimming driver-side mirror | 75 | Yes |
Auto-dimming passenger-side mirror | 75 | No |
Auto-dimming rearview mirror | 150 | Yes |
Headlight washers | 50 | No |
Steering-linked headlights | 150 | Yes |
Total Requested | 1100 | 86% |
Total Not Requested | 175 | 14% |
Porsche Connect Plus | ||
Feature | Value | Requested? |
Traffic information | 25 | Yes |
In-vehicle Internet | 150 | Yes |
Wi-Fi hotspot | 50 | No |
4G LTE connectivity | 0 | Yes |
Navigation map updates, three years | 0 | Yes |
App support | 0 | Yes |
Remote app | 25 | Yes |
Apple CarPlay support | 100 | Yes |
Telematics service, such as OnStar | 200 | Yes |
Total Requested | 500 | 91% |
Total Not Requested | 50 | 9% |
LED headlights | ||
Feature | Value | Requested? |
LED headlights | 500 | Yes |
Auto-dimming headlights | 200 | Yes |
Total Requested | 700 | 100% |
Total Not Requested | 0 | 0% |
Adaptive cruise control, all-speed | ||
Feature | Value | Requested? |
Adaptive cruise control, all-speed | 700 | Yes |
Radar- or camera-based collision preparation system | 0 | Yes |
Automatic braking, high-speed or partial | 200 | Yes |
Forward collision warning | 200 | Yes |
Total Requested | 1100 | 100% |
Total Not Requested | 0 | 0% |
Heated steering wheel | ||
Feature | Value | Requested? |
Heated steering wheel | 100 | No |
Audio controls on steering wheel | 125 | Yes |
Total Requested | 125 | 56% |
Total Not Requested | 100 | 44% |
Navigation system | ||
Feature | Value | Requested? |
Navigation system | 600 | Yes |
Off-road navigation system | 0 | No |
Handwriting recognition | 200 | Yes |
Total Requested | 800 | 100% |
Total Not Requested | 0 | 0% |
Sport suspension (upgrade) | ||
Feature | Value | Requested? |
Sport suspension (upgrade) | 250 | Yes |
Adaptive dampers - electrical | 500 | Yes |
Total Requested | 750 | 100% |
Total Not Requested | 0 | 0% |
Torque vectoring, brake-based | ||
Feature | Value | Requested? |
Torque vectoring, brake-based | 100 | Yes |
Limited-slip rear differential | 300 | No |
Total Requested | 100 | 25% |
Total Not Requested | 300 | 75% |
Adaptive sport seats plus | ||
Feature | Value | Requested? |
Power thigh bolsters, driver seat | 100 | No |
Power seatback bolsters, driver seat | 100 | Yes |
Power thigh bolsters, passenger seat | 100 | No |
Power seatback bolsters, passenger seat | 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 | Yes |
Power thigh support length adjuster, driver seat | 100 | No |
Power fore-aft adjuster, passenger seat | 100 | Yes |
Power 4-way lumbar adjuster, passenger seat | 150 | Yes |
Power thigh support length adjuster, passenger seat | 100 | No |
Memory system, driver seat | 200 | Yes |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Tilt/telescoping steering wheel, power | 100 | No |
Front sport buckets | 100 | Yes |
Total Requested | 1300 | 72% |
Total Not Requested | 500 | 28% |
Premium Package | ||
Feature | Value | Requested? |
Heated front seats | 200 | Yes |
Dual-zone climate control | 125 | Yes |
Residual heat | 50 | No |
Automatic air recirculation | 100 | Yes |
Automatic climate control, front | 200 | Yes |
Rain-sensing wipers | 100 | Yes |
Auto-dimming driver-side mirror | 75 | Yes |
Auto-dimming passenger-side mirror | 75 | No |
Auto-dimming rearview mirror | 150 | Yes |
Headlight washers | 50 | No |
Steering-linked headlights | 150 | Yes |
Total Requested | 1100 | 86% |
Total Not Requested | 175 | 14% |
Porsche Connect Plus | ||
Feature | Value | Requested? |
Traffic information | 25 | Yes |
In-vehicle Internet | 150 | Yes |
Wi-Fi hotspot | 50 | No |
4G LTE connectivity | 0 | Yes |
Navigation map updates, three years | 0 | Yes |
App support | 0 | Yes |
Remote app | 25 | Yes |
Apple CarPlay support | 100 | Yes |
Telematics service, such as OnStar | 200 | Yes |
Total Requested | 500 | 91% |
Total Not Requested | 50 | 9% |