| 1 | 0 | 3 | 4 | 3 | 4 |
BMW 4-Series Gran Coupe vs. Porsche 718 Cayman Price Comparison (MSRP)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.
Models in short supply often sell at or even above these prices.
BMW 4-Series Gran Coupe vs. Porsche 718 Cayman Invoice Comparison
Lowest Total Price: $54,795 BMW 4-Series Gran Coupe 428i | ||||
| Difference: $19,950 | ||||
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| Model Year | 2015 | 2015 | 2017 | 2017 |
| Model | 4-Series Gran Coupe | 4-Series Gran Coupe | 718 Cayman | 718 Cayman |
| Trim | 428i | 435i | Base | S |
| Body | 4dr Hatch | 4dr Hatch | 2dr Hatch | 2dr Hatch |
| Base Price | $40,300 | $45,800 | $53,900 | $66,300 |
| Driver Assistance Package | 950 | 950 | ||
| Sport Line | 2,100 | 1,700 | ||
| Navigation system | 2,150 | 2,150 | 1,730 | 1,730 |
| Premium Package | 2,200 | 2,200 | 1,780 | 1,370 |
| Adaptive cruise control, all-speed | 1,200 | 1,200 | 1,670 | 1,670 |
| 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 | 1,000 | 1,790 | |
| Upholstered instrument panel, leather | 950 | 950 | 2,160 | 2,160 |
| Porsche Connect Plus | 1,300 | 1,300 | ||
| Heated steering wheel | 470 | 470 | ||
| Adaptive sport seats plus | 3,825 | 3,825 | ||
| Wood trim | 1,810 | 1,810 | ||
| Power-folding mirrors | 320 | 320 | ||
| Proximity key | 790 | 790 | ||
| Interior ambient lighting | 340 | 340 | ||
| Voice control for nav and audio | 0 | 0 | ||
| Sport suspension (upgrade) | 2,070 | |||
| Driver Assistance Package | 865 | 865 | ||
| Sport Line | 1,910 | 1,545 | ||
| Navigation system | 1,955 | 1,955 | 0 | 0 |
| Premium Package | 2,000 | 2,000 | 0 | 0 |
| Adaptive cruise control, all-speed | 1,090 | 1,090 | 0 | 0 |
| LED headlights | 1,730 | 1,730 | 0 | 0 |
| Metallic paint (extra cost) | 500 | 500 | 0 | 0 |
| Heated front seats | 455 | 455 | ||
| Adaptive dampers - electrical | 910 | 910 | 0 | |
| Upholstered instrument panel, leather | 865 | 865 | 0 | 0 |
| Porsche Connect Plus | 0 | 0 | ||
| Heated steering wheel | 0 | 0 | ||
| Adaptive sport seats plus | 0 | 0 | ||
| Wood trim | 0 | 0 | ||
| Power-folding mirrors | 0 | 0 | ||
| Proximity key | 0 | 0 | ||
| Interior ambient lighting | 0 | 0 | ||
| Voice control for nav and audio | 0 | 0 | ||
| Sport suspension (upgrade) | 0 | |||
| Options (change) | 13,500 | 13,100 | 19,795 | 19,665 |
| Options (change) | 12,280 | 11,915 | 0 | 0 |
| Destination | 995 | 995 | 1,050 | 1,050 |
| Total Price | $54,795 | $59,895 | $74,745 | $87,015 |
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While we strive for accuracy, the site is not error-free, and prices can change at any time.
Dealer Price Quotes
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Want to find out how much dealers are willing to discount these cars? Request free, no-obligation BMW 4-Series Gran Coupe dealer quotes or Porsche 718 Cayman 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. |
TrueDelta Value Comparison: BMW 4-Series Gran Coupe vs. Porsche 718 Cayman
| Lowest Adjusted Price: BMW 4-Series Gran Coupe 428i | ||||
| Lowest Adjusted Invoice: Porsche 718 Cayman | ||||
| TrueDelta Adjusted Price Difference: $22,685 | ||||
| TrueDelta Adjusted Invoice Difference: $47,433 | ||||
| Model Year | 2015 | 2015 | 2017 | 2017 |
| Model | 4-Series Gran Coupe | 4-Series Gran Coupe | 718 Cayman | 718 Cayman |
| Trim | 428i | 435i | Base | S |
| Body | 4dr Hatch | 4dr Hatch | 2dr Hatch | 2dr Hatch |
| Engine | 240hp I4 | 300hp I6 | 300hp H4 | 350hp H4 |
| Transmission | T8 | T8 | M6 | M6 |
| Drivetrain | RWD | RWD | RWD | RWD |
| EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG |
| Audio (watts, speakers) | 205, 9 | 205, 9 | 110, 6 | 110, 6 |
| Tire (rear if not all the same) | 225/45-18 | 225/45-18 | 235/45-18 | 235/40-19 |
| Total Price | $54,795 | $59,895 | $74,745 | $87,015 |
| Adjustments for Features | -2,735 | -2,735 | 0 | 0 |
| Feature-Adjusted Total Price | $52,060 | $57,160 | $74,745 | $87,015 |
| Cost Above Minimum | $0 | $5,100 | $0 | $12,270 |
Features Comparison: BMW 4-Series Gran Coupe vs. Porsche 718 Cayman
| Model Year | 2015 | 2015 | 2017 | 2017 |
| Model | 4-Series Gran Coupe | 4-Series Gran Coupe | 718 Cayman | 718 Cayman |
| Trim | 428i | 435i | Base | S |
| Body | 4dr Hatch | 4dr Hatch | 2dr Hatch | 2dr Hatch |
| Transmission and Drivetrain | ||||
| 8-speed manually-shiftable automatic | $1300 | $1300 | ||
| 6-speed manual | $150 | $150 | ||
| RWD | $0 | $0 | $0 | $0 |
| Accessories | ||||
| Hands-free trunk or liftgate | $100 | $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 | ||
| Brakes, Airbags, and Other Safety | ||||
| Active or whiplash-reducing head restraints, front seats | $0 | $0 | ||
| Automatic braking, high-speed or partial | $200 | $200 | ||
| Radar- or camera-based collision preparation system | $0 | $0 | ||
| Tires, run-flat | $150 | $150 | ||
| Cargo Management | ||||
| Air-conditioned storage compartment | $50 | $50 | ||
| Cargo cover | $75 | $75 | ||
| Climate Control | ||||
| Rear air vents with manual controls | $150 | $150 | ||
| Water-repellent front-door glass | $15 | $15 | ||
| Engine / Motor | ||||
| Mid-engine configuration | $0 | $0 | ||
| Exterior | ||||
| Black exterior trim (optional) | $0 | $0 | ||
| Painted brake calipers (optional) | $0 | |||
| Retractable rear spoiler | $400 | $400 | ||
| Sunroof | $900 | $900 | ||
| Infotainment | ||||
| 4G LTE connectivity | $0 | $0 | ||
| Apple CarPlay support | $100 | $100 | ||
| DVD-Audio-compatible player | $0 | $0 | ||
| DVD-compatible player | $0 | $0 | ||
| Media drive | $15 | $15 | ||
| Media drive, small | $5 | $5 | ||
| Navigation map updates, three years | $0 | $0 | ||
| 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 | ||
| Siri Eyes Free support | $0 | $0 | ||
| 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 | ||||
| Compass | $0 | $0 | ||
| Fog light, rear | $100 | $100 | ||
| Fog lights | $125 | $125 | ||
| Headlight washers | $50 | $50 | ||
| Mirror tilt-down in reverse | $25 | $25 | ||
| 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 | ||
| 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 | ||
| Suspension, Wheels, and Tires | ||||
| Electronic systems calibration selector | $200 | $200 | ||
| Sport suspension (upgrade) | $0 | $0 | $0 | |
| Transmission | ||||
| Launch control | $100 | $100 | ||
| Steering-wheel-mounted transmission controls | $100 | $100 | ||
| Total Value of Features | $4,855 | $4,855 | $2,120 | $2,120 |
| Value of Feature Adjustments | $2,735 | $2,735 | $0 | $0 |
| Value of Feature Adjustments | -2,547 | -2,545 | 0 | 0 |
Specifications Comparison: BMW 4-Series Gran Coupe vs. Porsche 718 Cayman
| Model Year | 2015 | 2017 |
| Model | 4-Series Gran Coupe | 718 Cayman |
| Body | 4dr Hatch | 2dr Hatch |
| Wheelbase | 111.0 in | 97.4 in |
| Length | 182.5 in | 172.4 in |
| Width | 71.8 in | 70.9 in |
| Height | 54.6 in | 51.0 in |
| Curb Weight | 3,611 lb. | 2,945 lb. |
| Fuel Capacity | 15.8 gal. | 14.3 gal. |
| Row 1 Headroom | 39.8 in | 0.0 in |
| Row 1 Shoulder Room | 54.8 in | 0.0 in |
| Row 1 Legroom | 42.2 in | 0.0 in |
| Row 2 Headroom | 37.2 in | 0.0 in |
| Row 2 Shoulder Room | 54.3 in | 0.0 in |
| Row 2 Legroom | 33.7 in | 0.0 in |
| Cargo Volume, Minimum | 17.0 ft3 | 15.0 ft3 |
| Cargo Volume, Maximum | 45.9 ft3 | 15.0 ft3 |
Option Package Details
BMW 4-Series Gran Coupe 428i
| Driver Assistance Package | ||
| Feature | Value | Requested? |
| Obstacle detection, front | 150 | Yes |
| Obstacle detection, rear | 250 | Yes |
| Rearview camera | 200 | Yes |
| Total Requested | 600 | 100% |
| Total Not Requested | 0 | 0% |
| Sport Line | ||
| Feature | Value | Requested? |
| Dark-colored headliner (optional) | 0 | No |
| Sport suspension (upgrade) | 250 | Yes |
| Special interior trim | 0 | No |
| Door sill trim plates | 100 | Yes |
| Black exterior trim (optional) | 0 | No |
| 225/45VR18 tires | 400 | No |
| Manual thigh support adjuster, driver seat | 50 | Yes |
| Power seatback bolsters, driver seat | 100 | Yes |
| Manual thigh support adjuster, passenger seat | 50 | Yes |
| Power seatback bolsters, passenger seat | 100 | Yes |
| Front sport buckets | 100 | Yes |
| Total Requested | 750 | 65% |
| Total Not Requested | 400 | 35% |
| Navigation system | ||
| Feature | Value | Requested? |
| Navigation system | 600 | Yes |
| DVD-compatible player | 0 | No |
| Voice control for nav and audio | 100 | Yes |
| Media drive | 15 | No |
| Traffic + travel information | 25 | No |
| In-vehicle Internet | 150 | Yes |
| Handwriting recognition | 200 | Yes |
| App support | 0 | Yes |
| Remote app | 25 | Yes |
| Siri Eyes Free support | 0 | Yes |
| S Voice support | 0 | No |
| 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% |
Option Package Details
BMW 4-Series Gran Coupe 435i
| Driver Assistance Package | ||
| Feature | Value | Requested? |
| Obstacle detection, front | 150 | Yes |
| Obstacle detection, rear | 250 | Yes |
| Rearview camera | 200 | Yes |
| Total Requested | 600 | 100% |
| Total Not Requested | 0 | 0% |
| Sport Line | ||
| Feature | Value | Requested? |
| Dark-colored headliner (optional) | 0 | No |
| Sport suspension (upgrade) | 250 | Yes |
| Special interior trim | 0 | No |
| Door sill trim plates | 100 | Yes |
| Black exterior trim (optional) | 0 | No |
| 225/45VR18 tires | 400 | No |
| Manual thigh support adjuster, driver seat | 50 | Yes |
| Power seatback bolsters, driver seat | 100 | Yes |
| Manual thigh support adjuster, passenger seat | 50 | Yes |
| Power seatback bolsters, passenger seat | 100 | Yes |
| Front sport buckets | 100 | Yes |
| Total Requested | 750 | 65% |
| Total Not Requested | 400 | 35% |
| Navigation system | ||
| Feature | Value | Requested? |
| Navigation system | 600 | Yes |
| DVD-compatible player | 0 | No |
| Voice control for nav and audio | 100 | Yes |
| Media drive | 15 | No |
| Traffic + travel information | 25 | No |
| In-vehicle Internet | 150 | Yes |
| Handwriting recognition | 200 | Yes |
| App support | 0 | Yes |
| Remote app | 25 | Yes |
| Siri Eyes Free support | 0 | Yes |
| S Voice support | 0 | No |
| 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% |
Option Package Details
Porsche 718 Cayman
| 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% |
| 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 | No |
| Automatic braking, high-speed or partial | 200 | No |
| Forward collision warning | 200 | Yes |
| Total Requested | 900 | 82% |
| Total Not Requested | 200 | 18% |
| 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% |
| Upholstered instrument panel, leather | ||
| Feature | Value | Requested? |
| Upholstered instrument panel, leather | 800 | Yes |
| Leather upholstery, extended coverage | 0 | No |
| Total Requested | 800 | 100% |
| Total Not Requested | 0 | 0% |
| Porsche Connect Plus | ||
| Feature | Value | Requested? |
| Traffic information | 25 | Yes |
| In-vehicle Internet | 150 | Yes |
| Wi-Fi hotspot | 50 | No |
| 4G LTE connectivity | 0 | No |
| Navigation map updates, three years | 0 | No |
| Telematics service, such as OnStar | 200 | Yes |
| App support | 0 | Yes |
| Remote app | 25 | Yes |
| Apple CarPlay support | 100 | No |
| Total Requested | 400 | 73% |
| Total Not Requested | 150 | 27% |
| 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 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 | 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 |
| Front sport buckets | 100 | Yes |
| Total Requested | 1300 | 72% |
| Total Not Requested | 500 | 28% |
| Premium Package | ||
| Feature | Value | Requested? |
| Automatic climate control, front | 200 | Yes |
| Heated front seats | 200 | Yes |
| Dual-zone climate control | 125 | Yes |
| Residual heat | 50 | Yes |
| Automatic air recirculation | 100 | Yes |
| Auto-dimming rearview mirror | 150 | Yes |
| Rain-sensing wipers | 100 | Yes |
| Auto-dimming driver-side mirror | 75 | Yes |
| Auto-dimming passenger-side mirror | 75 | Yes |
| Steering-linked headlights | 150 | Yes |
| Headlight washers | 50 | No |
| Total Requested | 1225 | 96% |
| Total Not Requested | 50 | 4% |
Option Package Details
Porsche 718 Cayman S
| 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% |
| 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 | No |
| Automatic braking, high-speed or partial | 200 | No |
| Forward collision warning | 200 | Yes |
| Total Requested | 900 | 82% |
| Total Not Requested | 200 | 18% |
| 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% |
| 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% |
| Upholstered instrument panel, leather | ||
| Feature | Value | Requested? |
| Upholstered instrument panel, leather | 800 | Yes |
| Leather upholstery, extended coverage | 0 | No |
| Total Requested | 800 | 100% |
| Total Not Requested | 0 | 0% |
| Porsche Connect Plus | ||
| Feature | Value | Requested? |
| Traffic information | 25 | Yes |
| In-vehicle Internet | 150 | Yes |
| Wi-Fi hotspot | 50 | No |
| 4G LTE connectivity | 0 | No |
| Navigation map updates, three years | 0 | No |
| Telematics service, such as OnStar | 200 | Yes |
| App support | 0 | Yes |
| Remote app | 25 | Yes |
| Apple CarPlay support | 100 | No |
| Total Requested | 400 | 73% |
| Total Not Requested | 150 | 27% |
| 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 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 | 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 |
| Front sport buckets | 100 | Yes |
| Total Requested | 1300 | 72% |
| Total Not Requested | 500 | 28% |
| Premium Package | ||
| Feature | Value | Requested? |
| Automatic climate control, front | 200 | Yes |
| Heated front seats | 200 | Yes |
| Dual-zone climate control | 125 | Yes |
| Residual heat | 50 | Yes |
| Automatic air recirculation | 100 | Yes |
| Auto-dimming rearview mirror | 150 | Yes |
| Rain-sensing wipers | 100 | Yes |
| Auto-dimming driver-side mirror | 75 | Yes |
| Auto-dimming passenger-side mirror | 75 | Yes |
| Steering-linked headlights | 150 | Yes |
| Headlight washers | 50 | No |
| Total Requested | 1225 | 96% |
| Total Not Requested | 50 | 4% |
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