BMW 4-Series BMW 4-Series 2018 Porsche Cayman Porsche Cayman 2016

We are 103,000+ car owners sharing real-world car information.

Join Us

BMW 4-Series vs. Porsche 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.

BMW 4-Series vs. Porsche Cayman Invoice Comparison

Lowest Total Price: $84,995

BMW 4-Series M4   
Difference: $20,565

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182016
Model4-SeriesCayman
TrimM4GT4
Body2dr Coupe2dr Hatch
Base Price $67,700 $84,600
Full Merino Leather 3,500  
Metallic paint (extra cost) 550 710
Aluminum trim 0  
Ceramic brake rotors 8,150 7,400
255/35YR19 1,200  
Wheels, dark finish 0 685
7-speed automated manual 2,900  
Sunroof 0  
Auto-dimming mirrors   690
PCM   2,965
Adaptive sport seats plus   3,025
Automatic climate control, front   760
Voice control for nav and audio   520
App support   210
Interior ambient lighting   340
Heated front seats   530
HD radio   1,040
Upholstered instrument panel, leather   1,090
6-speed manual   0
Full Merino Leather 3,220  
Metallic paint (extra cost) 505 0
Aluminum trim 0  
Ceramic brake rotors 7,500 0
255/35YR19 1,105  
Wheels, dark finish 0 0
7-speed automated manual 2,670  
Sunroof 0  
Auto-dimming mirrors   0
PCM   0
Adaptive sport seats plus   0
Automatic climate control, front   0
Voice control for nav and audio   0
App support   0
Interior ambient lighting   0
Heated front seats   0
HD radio   0
Upholstered instrument panel, leather   0
6-speed manual   0
Options (change) 16,300 19,965
Options (change) 15,000 0
Destination 995 995
Total Price $84,995 $105,560

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation BMW 4-Series dealer quotes or Porsche 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 vs. Porsche Cayman

Lowest Adjusted Price: BMW 4-Series M4
Lowest Adjusted Invoice: Porsche Cayman GT4
TrueDelta Adjusted Price Difference: $24,800
TrueDelta Adjusted Invoice Difference: $74,672
Model Year20182016
Model4-SeriesCayman
TrimM4GT4
Body2dr Coupe2dr Hatch
Engine425hp I6385hp H6
TransmissionS7M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)17/24 MPG18/23 MPG
Audio (watts, speakers)600, 16235, 9
Tire (rear if not all the same)255/35-19245/35-20
Total Price$84,995$105,560
Adjustments for Features-4,2350
Feature-Adjusted Total Price$80,760$105,560

Return to top

Features Comparison: BMW 4-Series vs. Porsche Cayman

Model Year20182016
Model4-SeriesCayman
TrimM4GT4
Body2dr Coupe2dr Hatch
Transmission and Drivetrain 
7-speed automated manual$1200 
6-speed manual $150
RWD$0$0
Accessories 
Hands-free trunk or liftgate$100 
Proximity key$250 
Remote app$25 
Remote window/roof operation$15 
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Automatic seat belt presenters, front row$100 
Rearview camera$200 
Torque vectoring, brake-based $100
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
Rear seat pass-through$100 
Second-row low console$100 
Climate Control 
Rear air vents with manual controls$150 
Water-repellent front-door glass $15
Drivetrain 
Active rear differential$500 
Electronically-variable engine mounts (performance-oriented) $500
Limited-slip rear differential $300
Engine / Motor 
Automatic start / stop$150 
Dual-mode exhaust, switchable $500
Mid-engine configuration $0
Exterior 
Bright-finished exhaust tip(s)$25 
Sport rocker panels (optional)$0 
Sunroof$900 
Tall rear wing-type spoiler $500
Infotainment 
4G LTE connectivity$0 
Audio controls on steering wheel$125 
DVD-Audio-compatible player $0
DVD-compatible player$0 
Handwriting recognition$200 
In-vehicle Internet$150 
Navigation map updates, three years$0 
Off-road navigation system $0
S Voice support$0 
Satellite radio $200
Satellite radio - one year subscription$250 
Siri Eyes Free support$0 
Surround sound$250 
Telematics service, such as OnStar$200 
Traffic + travel information$25 
Traffic information $25
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Compass$0 
Fog light, rear $100
LED headlights$1000 
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Turn signals on or near mirrors$25 
Xenon HID headlights $500
Seats and Interior Trim 
Center armrest(s), second row$50 
Folding second row seats$300 
Leather door panel trim$250 
Leather-wrapped steering wheel$150 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Metal pedals $75
No leather in second row $-300
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Power thigh support length adjuster, driver seat $100
Power thigh support length adjuster, passenger seat $100
Synthetic suede door panel trim $250
Synthetic suede inserts in leather seating surfaces $0
Synthetic suede steering wheel $150
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Electronic systems calibration selector$200 
Performance steering system (optional)$0 
Sport suspension (upgrade)$0 
Ultra-sport suspension (upgrade) $0
Transmission 
Launch control$100 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$8,165$3,930
Value of Feature Adjustments$4,235$0
Value of Feature Adjustments-3,9680

Return to top

Specifications Comparison: BMW 4-Series vs. Porsche Cayman

Model Year20182016
Model4-SeriesCayman
Body2dr Coupe2dr Hatch
Wheelbase110.6 in97.4 in
Length182.6 in172.4 in
Width71.9 in70.9 in
Height54.2 in50.9 in
Curb Weight3,620 lb.2,955 lb.
Fuel Capacity15.8 gal.16.9 gal.
Row 1 Headroom39.8 in0.0 in
Row 1 Shoulder Room55.3 in0.0 in
Row 1 Legroom42.2 in0.0 in
Row 2 Headroom36.1 in0.0 in
Row 2 Shoulder Room51.7 in0.0 in
Row 2 Legroom33.7 in0.0 in
Cargo Volume15.7 ft315.0 ft3

Return to top

Option Package Details
BMW 4-Series M4

Full Merino Leather
FeatureValueRequested?
Upgraded leather upholstery-450No
Leather upholstery, extended coverage450Yes
Leather door panel trim250Yes
Upholstered instrument panel, leather1000Yes
Total Requested1700136%
Total Not Requested-450-36%

Option Package Details
Porsche Cayman GT4

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Residual heat50Yes
Automatic air recirculation100Yes
Total Requested475100%
Total Not Requested00%
HD radio
FeatureValueRequested?
HD radio50Yes
Satellite radio200Yes
Total Requested250100%
Total Not Requested00%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage-900Yes
Total Requested100100%
Total Not Requested00%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
PCM
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0Yes
Traffic information25Yes
Off-road navigation system0No
Media drive15Yes
USB port25Yes
Total Requested665100%
Total Not Requested00%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Power tilt adjuster, passenger seat100Yes
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Total Requested120071%
Total Not Requested50029%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Coupes and Convertibles.
See TrueDelta's information for all BMW models.