Porsche Cayman Porsche Cayman 2008 BMW 4-Series BMW 4-Series 2018

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Porsche Cayman vs. BMW 4-Series 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.

Porsche Cayman vs. BMW 4-Series Invoice Comparison

Lowest Total Price: $82,845

BMW 4-Series M4   
Difference: $2,470

Lowest Total Invoice: $73,984

Porsche Cayman S   
Difference: $3,671

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082018
ModelCayman4-Series
TrimSM4
Body2dr Hatch2dr Coupe
Base Price $59,100 $67,700
Base Invoice $51,567 $63,640
Auto-dimming rearview mirror 690  
Sport Chrono Package 920  
Adaptive dampers - electrical 1,990  
Adaptive Sports Seats 3,055  
Xenon HID headlights 1,090  
Metallic paint (extra cost) 690 550
Wood trim 890 0
Obstacle detection, rear 530 750
Automatic climate control, front 550  
Carbon fiber / leather-wrapped steering wheel 1,360  
Floor mats 115  
Heated front seats 480  
Navigation system 3,110  
Upholstered instrument panel, leather 1,735  
Ceramic brake rotors 8,150 8,150
Full Merino Leather   3,500
255/35YR19   1,200
Sunroof   0
Auto-dimming rearview mirror 587  
Sport Chrono Package 782  
Adaptive dampers - electrical 1,692  
Adaptive Sports Seats 2,597  
Xenon HID headlights 927  
Metallic paint (extra cost) 587 505
Wood trim 757 0
Obstacle detection, rear 451 690
Automatic climate control, front 468  
Carbon fiber / leather-wrapped steering wheel 1,156  
Floor mats 98  
Heated front seats 408  
Navigation system 2,644  
Upholstered instrument panel, leather 1,475  
Ceramic brake rotors 6,928 7,500
Full Merino Leather   3,220
255/35YR19   1,105
Sunroof   0
Options (change) 25,355 14,150
Options (change) 21,557 13,020
Destination 860 995
Total Price $85,315 $82,845
Total Invoice $73,984 $77,655

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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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Request free, no-obligation Porsche Cayman dealer quotes or BMW 4-Series dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Cayman vs. BMW 4-Series

Lowest Adjusted Price and Invoice: BMW 4-Series M4
TrueDelta Adjusted Price Difference: $8,070
TrueDelta Adjusted Invoice Difference: $1,578
Model Year20082018
ModelCayman4-Series
TrimSM4
Body2dr Hatch2dr Coupe
Engine295hp H6425hp I6
TransmissionM6M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)230, 7600, 16
Tire (rear if not all the same)235/40-18255/35-19
Total Price$85,315$82,845
Adjustments for Features0-5,600
Feature-Adjusted Total Price$85,315$77,245
Total Invoice$73,984$77,655
Adjustments for Features0-5,249
Feature-Adjusted Total Invoice$73,984$72,406

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Features Comparison: Porsche Cayman vs. BMW 4-Series

Model Year20082018
ModelCayman4-Series
TrimSM4
Body2dr Hatch2dr Coupe
Transmission and Drivetrain 
6-speed manual$150$150
RWD$0$0
Accessories 
Hands-free trunk or liftgate $100
Proximity key $250
Remote app $25
Remote window/roof operation $15
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Automatic seat belt presenters, front row $100
Brake assist $50
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Rearview camera $200
Side curtain airbags $350
Cargo Management 
Air-conditioned storage compartment $50
Cargo net$40 
Rear seat pass-through $100
Second-row low console $100
Climate Control 
Automatic air recirculation $100
Dual-zone climate control $125
Rear air vents with manual controls $150
Residual heat $50
Water-repellent front-door glass$15 
Drivetrain 
Active rear differential $500
Engine / Motor 
Automatic start / stop $150
Mid-engine configuration$0 
Regenerative braking $0
Exterior 
Black exterior trim (optional) $0
Painted brake calipers (optional) $0
Retractable rear spoiler$400 
Sport rocker panels (optional) $0
Sunroof $900
Infotainment 
4G LTE connectivity $0
App support $0
Aux input $50
Bluetooth audio streaming $25
Bluetooth cell phone link $100
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Media drive $15
MP3-compatible player $50
Navigation map updates, three years $0
S Voice support $0
Satellite radio - one year subscription $250
Siri Eyes Free support $0
Surround sound $250
Telematics service, such as OnStar $200
Traffic + travel information $25
USB port $25
Voice control for external devices $0
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Chronometer$100 
Compass $0
Fog light, rear$100 
Fog lights$125 
Headlight washers$50 
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 
Carbon fiber / leather-wrapped steering wheel$150 
Center armrest(s), second row $50
Folding second row seats $300
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 4-way lumbar adjuster, passenger seat $150
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Suspension, Wheels, and Tires 
Performance steering system (optional) $0
Sport suspension (upgrade) $0
Transmission 
Downshift rev matching $50
Total Value of Features$1,680$7,280
Value of Feature Adjustments$0$5,600
Value of Feature Adjustments0-5,249

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Specifications Comparison: Porsche Cayman vs. BMW 4-Series

Model Year20082018
ModelCayman4-Series
Body2dr Hatch2dr Coupe
Wheelbase95.1 in110.6 in
Length170.9 in182.6 in
Width70.9 in71.9 in
Height51.4 in54.2 in
Curb Weight2,966 lb.3,559 lb.
Fuel Capacity17.0 gal.15.8 gal.
Row 1 Headroom0.0 in39.8 in
Row 1 Shoulder Room0.0 in55.3 in
Row 1 Legroom0.0 in42.2 in
Row 2 Headroom0.0 in36.1 in
Row 2 Shoulder Room0.0 in51.7 in
Row 2 Legroom0.0 in33.7 in
Cargo Volume14.5 ft315.7 ft3

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Option Package Details
Porsche Cayman S

Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested115085%
Total Not Requested20015%

Option Package Details
BMW 4-Series M4

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
255/35YR19 tires
FeatureValueRequested?
255/35YR19 tires200No
275/35YR19 tires200No
Total Requested00%
Total Not Requested400100%
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%

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