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: $41,865 Ford Mustang EcoBoost Premium | |||||
Difference: $34,850 | |||||
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Model Year | 2020 | 2020 | 2015 | 2015 | 2015 |
Model | Mustang | Mustang | Boxster | Boxster | Boxster |
Trim | EcoBoost Premium | GT Premium | Base | S | GTS |
Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible |
Base Price | $37,185 | $45,380 | $51,400 | $63,300 | $73,500 |
Safe and Smart Package | 1,495 | 1,495 | |||
Navigation system | 795 | 795 | |||
Carbon Sport Interior Package | 1,195 | 1,195 | |||
Rear spoiler | 0 | 0 | |||
Dual-mode exhaust, switchable | 895 | 2,890 | 2,890 | ||
Power sport seats | 2,320 | 2,320 | |||
Torque vectoring, brake-based | 1,320 | 1,320 | 1,320 | ||
Adaptive dampers - electrical | 1,790 | 1,790 | |||
Adaptive cruise control, all-speed | 2,170 | 2,170 | 2,170 | ||
Infotainment Package | 3,990 | 3,990 | 3,990 | ||
Premium Package Plus | 3,620 | 2,950 | 1,965 | ||
Carbon fiber trim | 1,515 | 1,515 | 1,790 | ||
Illuminated door sill trim plates | 825 | 825 | 825 | ||
Audio controls on steering wheel | 615 | 615 | 165 | ||
Rearview camera | 1,515 | 1,515 | 1,515 | ||
Voice control for nav and audio | 520 | 520 | 520 | ||
Auto-dimming headlights | 520 | 520 | 520 | ||
Metallic paint (extra cost) | 710 | 710 | 710 | ||
Bose 505W 10 speakers | 0 | ||||
Adaptive sport seats plus | 3,025 | ||||
Cooled or ventilated front seats | 730 | ||||
Bright-finished exhaust tip(s) | 650 | ||||
Safe and Smart Package | 1,420 | 1,420 | |||
Navigation system | 755 | 755 | |||
Carbon Sport Interior Package | 1,135 | 1,135 | |||
Rear spoiler | 0 | 0 | |||
Dual-mode exhaust, switchable | 850 | 0 | 0 | ||
Power sport seats | 0 | 0 | |||
Torque vectoring, brake-based | 0 | 0 | 0 | ||
Adaptive dampers - electrical | 0 | 0 | |||
Adaptive cruise control, all-speed | 0 | 0 | 0 | ||
Infotainment Package | 0 | 0 | 0 | ||
Premium Package Plus | 0 | 0 | 0 | ||
Carbon fiber trim | 0 | 0 | 0 | ||
Illuminated door sill trim plates | 0 | 0 | 0 | ||
Audio controls on steering wheel | 0 | 0 | 0 | ||
Rearview camera | 0 | 0 | 0 | ||
Voice control for nav and audio | 0 | 0 | 0 | ||
Auto-dimming headlights | 0 | 0 | 0 | ||
Metallic paint (extra cost) | 0 | 0 | 0 | ||
Bose 505W 10 speakers | 0 | ||||
Adaptive sport seats plus | 0 | ||||
Cooled or ventilated front seats | 0 | ||||
Bright-finished exhaust tip(s) | 0 | ||||
Options (change) | 3,485 | 4,380 | 24,320 | 23,650 | 19,895 |
Options (change) | 3,310 | 4,160 | 0 | 0 | 0 |
Destination | 1,195 | 1,195 | 995 | 995 | 995 |
Total Price | $41,865 | $50,955 | $76,715 | $87,945 | $94,390 |
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Want to find out how much dealers are willing to discount these cars? Request free, no-obligation Ford Mustang dealer quotes or Porsche 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: Ford Mustang EcoBoost Premium | |||||
Lowest Adjusted Invoice: Porsche Boxster GTS | |||||
TrueDelta Adjusted Price Difference: $32,795 | |||||
TrueDelta Adjusted Invoice Difference: $3,563 | |||||
Model Year | 2020 | 2020 | 2015 | 2015 | 2015 |
Model | Mustang | Mustang | Boxster | Boxster | Boxster |
Trim | EcoBoost Premium | GT Premium | Base | S | GTS |
Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible |
Engine | 310hp I4 | 460hp V8 | 265hp H6 | 315hp H6 | 330hp H6 |
Transmission | M6 | M6 | M6 | M6 | M6 |
Drivetrain | RWD | RWD | RWD | RWD | RWD |
EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG | / MPG |
Audio (watts, speakers) | ?, 9 | ?, 9 | 185, 7 | 445, 10 | 445, 10 |
Tire (rear if not all the same) | 235/50-18 | 235/50-18 | 235/45-18 | 235/40-19 | 235/35-20 |
Total Price | $41,865 | $50,955 | $76,715 | $87,945 | $94,390 |
Adjustments for Features | 0 | -500 | -2,055 | -2,555 | -5,005 |
Feature-Adjusted Total Price | $41,865 | $50,455 | $74,660 | $85,390 | $89,385 |
Cost Above Minimum | $0 | $8,590 | $0 | $10,730 | $14,725 |
Model Year | 2020 | 2020 | 2015 | 2015 | 2015 |
Model | Mustang | Mustang | Boxster | Boxster | Boxster |
Trim | EcoBoost Premium | GT Premium | Base | S | GTS |
Body | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible | 2dr Convertible |
Transmission and Drivetrain | |||||
6-speed manual | $150 | $150 | $150 | $150 | $150 |
RWD | $0 | $0 | $0 | $0 | $0 |
Accessories | |||||
Active noise reduction | $0 | ||||
Adaptive cruise control | $600 | $600 | |||
Adaptive cruise control, all-speed | $850 | $850 | $850 | ||
Power rear side windows | $200 | $200 | |||
Tilt/telescoping steering wheel, manual | $250 | $250 | |||
Tilt/telescoping steering wheel, power | $350 | $350 | $350 | ||
Wind blocker, small | $100 | $100 | $100 | ||
Brakes, Airbags, and Other Safety | |||||
911 assist | $25 | $25 | |||
Active glove box | $100 | $100 | |||
Blind spot warning system | $200 | $200 | |||
Cross-traffic warning, rear | $100 | $100 | |||
Knee airbag, passenger | $75 | $75 | $75 | ||
Lane departure warning | $200 | $200 | |||
Line lock | $50 | $50 | |||
Obstacle detection, front | $150 | $150 | $150 | ||
Pedestrian detection | $50 | $50 | |||
Roll bar | $200 | $200 | $200 | ||
Safety key | $5 | $5 | |||
Side curtain airbags | $350 | $350 | $350 | ||
Torque vectoring, brake-based | $100 | $100 | $100 | ||
Vehicle health reports | $0 | $0 | |||
Cargo Management | |||||
Cargo net | $40 | $40 | $40 | ||
Climate Control | |||||
Automatic air recirculation | $100 | $100 | $100 | ||
Heated windshield washer nozzles | $15 | $15 | $15 | ||
Residual heat | $50 | $50 | $50 | ||
Water-repellent front-door glass | $15 | $15 | $15 | ||
Drivetrain | |||||
Electronically-variable engine mounts (performance-oriented) | $500 | ||||
Engine / Motor | |||||
Automatic start / stop | $150 | $150 | $150 | ||
Dual-mode exhaust, switchable | $500 | $500 | $500 | $500 | |
Mid-engine configuration | $0 | $0 | $0 | ||
Regenerative braking | $0 | $0 | $0 | ||
Exterior | |||||
Active grille shutters | $0 | $0 | |||
Black exterior trim (optional) | $0 | ||||
Body kit (gray/black) | $0 | $0 | |||
Painted brake calipers (optional) | $0 | $0 | |||
Rear spoiler | $200 | $200 | |||
Retractable rear spoiler | $400 | $400 | $400 | ||
Infotainment | |||||
Android Auto support | $100 | $100 | |||
Apple CarPlay support | $100 | $100 | |||
Aux input | $50 | $50 | $50 | ||
DVD-Audio-compatible player | $0 | $0 | $0 | ||
HD radio | $50 | $50 | $50 | ||
Media drive | $15 | $15 | $15 | ||
Off-road navigation system | $0 | $0 | $0 | ||
SMS text-to-speech reader | $25 | $25 | |||
Surround sound | $250 | $250 | |||
Traffic + travel information | $25 | $25 | |||
Traffic information | $25 | $25 | $25 | ||
Voice control for external devices | $0 | $0 | |||
Instruments, Lights, and Mirrors | |||||
Auto-dimming driver-side mirror | $75 | $75 | $75 | ||
Auto-dimming passenger-side mirror | $75 | $75 | $75 | ||
Chronometer | $100 | ||||
Compass | $0 | $0 | |||
Fog light, rear | $100 | $100 | $100 | ||
Fog lights | $125 | $125 | |||
Headlight washers | $50 | $50 | $50 | ||
Interior ambient lighting | $150 | $150 | $150 | ||
LED headlights, single projector or low beam only | $750 | $750 | |||
Performance meter | $150 | $150 | $150 | ||
Steering-linked headlights | $150 | $150 | $150 | ||
Turn signals on or near mirrors | $25 | $25 | |||
Xenon HID headlights | $500 | $500 | $500 | ||
Seats and Interior Trim | |||||
Leather door panel trim | $250 | ||||
Power 4-way lumbar adjuster, driver seat | $150 | $150 | $150 | ||
Power 4-way lumbar adjuster, passenger seat | $150 | $150 | $150 | ||
Power lumbar adjuster, driver seat | $100 | $100 | |||
Power recliner, driver seat | $100 | $100 | $100 | ||
Power recliner, passenger seat | $100 | $100 | $100 | ||
Power seatback bolsters, driver seat | $100 | ||||
Power seatback bolsters, passenger seat | $100 | ||||
Power thigh bolsters, driver seat | $100 | ||||
Power thigh bolsters, passenger seat | $100 | ||||
Power thigh support length adjuster, driver seat | $100 | $100 | $100 | ||
Power thigh support length adjuster, passenger seat | $100 | $100 | $100 | ||
Synthetic suede door panel trim | $250 | $250 | $250 | ||
Synthetic suede inserts in leather seating surfaces | $0 | $0 | |||
Upholstered instrument panel, leather | $1000 | ||||
Suspension, Wheels, and Tires | |||||
Adaptive dampers - electrical | $500 | $500 | $500 | ||
Additional powertrain and chassis calibration options | $0 | $0 | |||
Alloy wheels | $350 | $350 | $350 | ||
Electronic systems calibration selector | $200 | $200 | $200 | ||
Machined alloy wheels | $350 | $350 | |||
Transmission | |||||
Launch control | $100 | ||||
Total Value of Features | $4,330 | $4,830 | $6,385 | $6,885 | $9,335 |
Value of Feature Adjustments | $0 | $500 | $2,055 | $2,555 | $5,005 |
Value of Feature Adjustments | 0 | -53 | -27 | -29 | -53 |
Model Year | 2020 | 2015 |
Model | Mustang | Boxster |
Body | 2dr Convertible | 2dr Convertible |
Wheelbase | 107.1 in | 97.4 in |
Length | 188.5 in | 172.2 in |
Width | 75.4 in | 70.9 in |
Height | 54.9 in | 50.5 in |
Curb Weight | 3,707 lb. | 2,889 lb. |
Fuel Capacity | 15.5 gal. | 16.9 gal. |
Row 1 Headroom | 37.6 in | 38.6 in |
Row 1 Shoulder Room | 56.3 in | 51.7 in |
Row 1 Hip Room | 54.9 in | 53.4 in |
Row 1 Legroom | 42.7 in | 42.6 in |
Row 2 Headroom | 35.7 in | 0.0 in |
Row 2 Shoulder Room | 44.7 in | 0.0 in |
Row 2 Hip Room | 43.7 in | 0.0 in |
Row 2 Legroom | 29.2 in | 0.0 in |
Cargo Volume | 11.4 ft3 | 9.9 ft3 |
Safe and Smart Package | ||
Feature | Value | Requested? |
Rain-sensing wipers | 100 | Yes |
Adaptive cruise control | 450 | Yes |
Memory system, driver seat | 200 | Yes |
Auto-dimming headlights | 200 | Yes |
Radar- or camera-based collision preparation system | 0 | Yes |
Lane departure warning | 200 | No |
Blind spot warning system | 200 | No |
Cross-traffic warning, rear | 100 | No |
Automatic braking, high-speed or partial | 200 | Yes |
Forward collision warning | 200 | Yes |
Pedestrian detection | 50 | No |
Total Requested | 1350 | 71% |
Total Not Requested | 550 | 29% |
Carbon Sport Interior Package | ||
Feature | Value | Requested? |
Synthetic suede inserts in leather seating surfaces | 0 | No |
Carbon fiber trim | 200 | Yes |
Synthetic suede door panel trim | 250 | Yes |
Total Requested | 450 | 100% |
Total Not Requested | 0 | 0% |
Safe and Smart Package | ||
Feature | Value | Requested? |
Rain-sensing wipers | 100 | Yes |
Adaptive cruise control | 450 | Yes |
Memory system, driver seat | 200 | Yes |
Auto-dimming headlights | 200 | Yes |
Radar- or camera-based collision preparation system | 0 | Yes |
Lane departure warning | 200 | No |
Blind spot warning system | 200 | No |
Cross-traffic warning, rear | 100 | No |
Automatic braking, high-speed or partial | 200 | Yes |
Forward collision warning | 200 | Yes |
Pedestrian detection | 50 | No |
Total Requested | 1350 | 71% |
Total Not Requested | 550 | 29% |
Carbon Sport Interior Package | ||
Feature | Value | Requested? |
Synthetic suede inserts in leather seating surfaces | 0 | No |
Carbon fiber trim | 200 | Yes |
Synthetic suede door panel trim | 250 | Yes |
Total Requested | 450 | 100% |
Total Not Requested | 0 | 0% |
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% |
Adaptive cruise control, all-speed | ||
Feature | Value | Requested? |
Adaptive cruise control, all-speed | 700 | No |
Radar- or camera-based collision preparation system | 0 | Yes |
Automatic braking, high-speed | 200 | Yes |
Forward collision warning | 200 | Yes |
Total Requested | 400 | 36% |
Total Not Requested | 700 | 64% |
Dual-mode exhaust, switchable | ||
Feature | Value | Requested? |
Dual-mode exhaust, switchable | 500 | Yes |
Sport exhaust | 0 | No |
Total Requested | 500 | 100% |
Total Not Requested | 0 | 0% |
Rearview camera | ||
Feature | Value | Requested? |
Rearview camera | 200 | Yes |
Obstacle detection, front | 150 | No |
Obstacle detection, rear | 250 | Yes |
Total Requested | 450 | 75% |
Total Not Requested | 150 | 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 | Yes |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Total Requested | 700 | 54% |
Total Not Requested | 600 | 46% |
Infotainment Package | ||
Feature | Value | Requested? |
Satellite radio | 200 | Yes |
DVD-Audio-compatible player | 0 | No |
HD radio | 50 | No |
USB port | 25 | Yes |
Unbranded, 185W, 7 speakers | 350 | No |
Navigation system | 600 | Yes |
Traffic information | 25 | Yes |
Off-road navigation system | 0 | No |
Media drive | 15 | No |
App support | 0 | Yes |
Total Requested | 850 | 67% |
Total Not Requested | 415 | 33% |
Premium Package Plus | ||
Feature | Value | Requested? |
Cooled or ventilated front seats | 300 | Yes |
Proximity key | 250 | Yes |
Interior ambient lighting | 150 | No |
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 |
Auto-dimming rearview mirror | 150 | Yes |
Rain-sensing wipers | 100 | Yes |
Auto-dimming driver-side mirror | 75 | No |
Auto-dimming passenger-side mirror | 75 | No |
Steering-linked headlights | 150 | No |
Xenon HID headlights | 500 | Yes |
Headlight washers | 50 | No |
Total Requested | 1825 | 74% |
Total Not Requested | 650 | 26% |
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% |
Adaptive cruise control, all-speed | ||
Feature | Value | Requested? |
Adaptive cruise control, all-speed | 700 | No |
Radar- or camera-based collision preparation system | 0 | Yes |
Automatic braking, high-speed | 200 | Yes |
Forward collision warning | 200 | Yes |
Total Requested | 400 | 36% |
Total Not Requested | 700 | 64% |
Bose, 445W, 10 speakers (with subwoofer) | ||
Feature | Value | Requested? |
Bose, 445W, 10 speakers (with subwoofer) | 350 | No |
Surround sound | 250 | No |
Total Requested | 0 | 0% |
Total Not Requested | 600 | 100% |
Dual-mode exhaust, switchable | ||
Feature | Value | Requested? |
Dual-mode exhaust, switchable | 500 | Yes |
Sport exhaust | 0 | No |
Total Requested | 500 | 100% |
Total Not Requested | 0 | 0% |
Rearview camera | ||
Feature | Value | Requested? |
Rearview camera | 200 | Yes |
Obstacle detection, front | 150 | No |
Obstacle detection, rear | 250 | Yes |
Total Requested | 450 | 75% |
Total Not Requested | 150 | 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 | Yes |
Power height adjuster, passenger seat | 50 | Yes |
Power tilt adjuster, passenger seat | 100 | Yes |
Total Requested | 700 | 54% |
Total Not Requested | 600 | 46% |
Infotainment Package | ||
Feature | Value | Requested? |
Satellite radio | 200 | Yes |
DVD-Audio-compatible player | 0 | No |
HD radio | 50 | No |
USB port | 25 | Yes |
Navigation system | 600 | Yes |
Traffic information | 25 | Yes |
Off-road navigation system | 0 | No |
Media drive | 15 | No |
App support | 0 | Yes |
Total Requested | 850 | 93% |
Total Not Requested | 65 | 7% |
Premium Package Plus | ||
Feature | Value | Requested? |
Cooled or ventilated front seats | 300 | Yes |
Proximity key | 250 | Yes |
Interior ambient lighting | 150 | No |
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 |
Auto-dimming rearview mirror | 150 | Yes |
Rain-sensing wipers | 100 | Yes |
Auto-dimming driver-side mirror | 75 | No |
Auto-dimming passenger-side mirror | 75 | No |
Steering-linked headlights | 150 | No |
Headlight washers | 50 | No |
Total Requested | 1325 | 67% |
Total Not Requested | 650 | 33% |
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% |
Adaptive cruise control, all-speed | ||
Feature | Value | Requested? |
Adaptive cruise control, all-speed | 700 | No |
Radar- or camera-based collision preparation system | 0 | Yes |
Automatic braking, high-speed | 200 | Yes |
Forward collision warning | 200 | Yes |
Total Requested | 400 | 36% |
Total Not Requested | 700 | 64% |
Rearview camera | ||
Feature | Value | Requested? |
Rearview camera | 200 | Yes |
Obstacle detection, front | 150 | No |
Obstacle detection, rear | 250 | Yes |
Total Requested | 450 | 75% |
Total Not Requested | 150 | 25% |
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 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 | Yes |
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 |
Power 4-way lumbar adjuster, driver seat | 150 | No |
Total Requested | 700 | 41% |
Total Not Requested | 1000 | 59% |
Infotainment Package | ||
Feature | Value | Requested? |
Surround sound | 250 | No |
Performance meter | 150 | Yes |
Bose, 445W, 10 speakers (with subwoofer) | 350 | No |
Satellite radio | 200 | Yes |
DVD-Audio-compatible player | 0 | No |
HD radio | 50 | No |
USB port | 25 | Yes |
Navigation system | 600 | Yes |
Traffic information | 25 | Yes |
Off-road navigation system | 0 | No |
Media drive | 15 | No |
App support | 0 | Yes |
Total Requested | 1000 | 60% |
Total Not Requested | 665 | 40% |
Premium Package Plus | ||
Feature | Value | Requested? |
Proximity key | 250 | Yes |
Interior ambient lighting | 150 | No |
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 |
Auto-dimming rearview mirror | 150 | Yes |
Rain-sensing wipers | 100 | Yes |
Auto-dimming driver-side mirror | 75 | No |
Auto-dimming passenger-side mirror | 75 | No |
Total Requested | 1025 | 69% |
Total Not Requested | 450 | 31% |