Porsche Cayman Porsche Cayman 2016 BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2017

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Porsche Cayman vs. BMW 6-Series Gran Coupe 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 6-Series Gran Coupe Invoice Comparison

Lowest Total Price: $106,960

Porsche Cayman GT4   
Difference: $25,585

Calculate Payments

  Down Payment Interest Rate Term
Model Year20162017
ModelCayman6-Series Gran Coupe
TrimGT4M6
Body2dr Hatch4dr Sedan
Base Price $84,600 $117,500
PCM 2,965  
Adaptive sport seats plus 3,025  
Porsche Dynamic Light System 690  
Automatic climate control, front 760  
Auto-dimming mirrors 690  
Metallic paint (extra cost) 710  
Illuminated door sill trim plates 825  
Heated front seats 530  
HD radio 1,040  
Interior ambient lighting 340  
Voice control for nav and audio 520  
Voice recorder 570  
App support 210  
Upholstered instrument panel, leather 1,090 3,500
Ceramic brake rotors 7,400 9,250
6-speed manual 0  
Wood trim   0
PCM 0  
Adaptive sport seats plus 0  
Porsche Dynamic Light System 0  
Automatic climate control, front 0  
Auto-dimming mirrors 0  
Metallic paint (extra cost) 0  
Illuminated door sill trim plates 0  
Heated front seats 0  
HD radio 0  
Interior ambient lighting 0  
Voice control for nav and audio 0  
Voice recorder 0  
App support 0  
Upholstered instrument panel, leather 0 3,220
Ceramic brake rotors 0 8,510
6-speed manual 0  
Wood trim   0
Options (change) 21,365 12,750
Options (change) 0 11,730
Destination 995 995
Gas Tax 0 1,300
Total Price $106,960 $132,545

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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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TrueDelta Value Comparison: Porsche Cayman vs. BMW 6-Series Gran Coupe

Lowest Adjusted Price and Invoice: Porsche Cayman GT4
TrueDelta Adjusted Price Difference: $18,760
TrueDelta Adjusted Invoice Difference: $116,601
Model Year20162017
ModelCayman6-Series Gran Coupe
TrimGT4M6
Body2dr Hatch4dr Sedan
Engine385hp H6560hp V8
TransmissionM6S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)18/23 MPG14/20 MPG
Audio (watts, speakers)235, 9205, 9
Tire (rear if not all the same)245/35-20265/35-20
Total Price$106,960$132,545
Adjustments for Features0-6,825
Feature-Adjusted Total Price$106,960$125,720

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Features Comparison: Porsche Cayman vs. BMW 6-Series Gran Coupe

Model Year20162017
ModelCayman6-Series Gran Coupe
TrimGT4M6
Body2dr Hatch4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 
7-speed automated manual $1200
RWD$0$0
Accessories 
Power door closers $300
Power rear side windows $200
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
Obstacle detection, front $150
Obstacle detection, rear $250
Rearview camera $200
Torque vectoring, brake-based$100 
Cargo Management 
Cargo mat $40
Cargo net$40 
Rear seat pass-through $100
Ski sack $50
Climate Control 
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
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
Mid-engine configuration$0 
Exterior 
Black exterior trim (optional)$0 
Bright-finished exhaust tip(s) $25
Carbon fiber roof $0
Tall rear wing-type spoiler$500 
Infotainment 
4G LTE connectivity $0
Audio controls on steering wheel $125
Concierge Services - 3 year subscription $150
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
SMS text-to-speech reader $25
Surround sound $250
Telematics service, such as OnStar $200
Text dictation $50
Traffic + travel information $25
Traffic information$25 
Voice control for external devices $0
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Cornering lights $50
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 
Aluminum trim$100 
Center armrest(s), second row $50
Folding second row seats $300
Leather door panel trim $250
Leather-wrapped steering wheel $150
Memory system, passenger seat $150
Metal pedals$75 
No leather in second row$-300 
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Power upper seatback recliner, driver seat $100
Power upper seatback recliner, passenger seat $100
Synthetic suede door panel trim$250 
Synthetic suede headliner $650
Synthetic suede inserts in leather seating surfaces$0 
Synthetic suede steering wheel$150 
Wood trim $300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Electronic systems calibration selector $200
Sport suspension (upgrade) $0
Ultra-sport suspension (upgrade)$0 
Transmission 
Downshift rev matching$50 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$2,955$9,780
Value of Feature Adjustments$0$6,825
Value of Feature Adjustments0-6,384

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Specifications Comparison: Porsche Cayman vs. BMW 6-Series Gran Coupe

Model Year20162017
ModelCayman6-Series Gran Coupe
Body2dr Hatch4dr Sedan
Wheelbase97.4 in116.9 in
Length172.4 in197.2 in
Width70.9 in74.6 in
Height50.9 in54.8 in
Curb Weight2,955 lb.4,430 lb.
Fuel Capacity16.9 gal.18.5 gal.
Row 1 Headroom0.0 in40.6 in
Row 1 Shoulder Room0.0 in56.7 in
Row 1 Legroom0.0 in42.1 in
Row 2 Headroom0.0 in37.0 in
Row 2 Shoulder Room0.0 in54.6 in
Row 2 Legroom0.0 in35.3 in
Cargo Volume15.0 ft316.2 ft3

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Option Package Details
Porsche Cayman GT4

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 height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Total Requested150088%
Total Not Requested20012%
Porsche Dynamic Light System
FeatureValueRequested?
Steering-linked headlights150Yes
Headlight washers50Yes
Total Requested200100%
Total Not Requested00%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested400100%
Total Not Requested00%

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