BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2016 Porsche Cayman Porsche Cayman 2015

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

Lowest Total Price: $99,690

Porsche Cayman GTS   
Difference: $32,555

Calculate Payments

  Down Payment Interest Rate Term
Model Year20162015
Model6-Series Gran CoupeCayman
TrimM6GTS
Body4dr Sedan2dr Hatch
Base Price $117,200 $75,200
Upholstered instrument panel, leather 3,500  
Ceramic brake rotors 9,250 7,400
Wood trim 0  
Torque vectoring, brake-based   1,320
Infotainment Package   3,990
Adaptive sport seats plus   3,025
Premium Package Plus   1,965
6-speed manual   0
Illuminated door sill trim plates   825
Bright-finished exhaust tip(s)   650
Audio controls on steering wheel   165
Rearview camera   1,515
Voice recorder   570
Auto-dimming headlights   520
Voice control for nav and audio   520
Power-folding mirrors   320
Metallic paint (extra cost)   710
Upholstered instrument panel, leather 3,185  
Ceramic brake rotors 8,420 0
Wood trim 0  
Torque vectoring, brake-based   0
Infotainment Package   0
Adaptive sport seats plus   0
Premium Package Plus   0
6-speed manual   0
Illuminated door sill trim plates   0
Bright-finished exhaust tip(s)   0
Audio controls on steering wheel   0
Rearview camera   0
Voice recorder   0
Auto-dimming headlights   0
Voice control for nav and audio   0
Power-folding mirrors   0
Metallic paint (extra cost)   0
Options (change) 12,750 23,495
Options (change) 11,605 0
Destination 995 995
Gas Tax 1,300 0
Total Price $132,245 $99,690

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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 BMW 6-Series Gran Coupe dealer quotes or Porsche Cayman dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Porsche Cayman GTS
TrueDelta Adjusted Price Difference: $28,855
TrueDelta Adjusted Invoice Difference: $117,985
Model Year20162015
Model6-Series Gran CoupeCayman
TrimM6GTS
Body4dr Sedan2dr Hatch
Engine560hp V8340hp H6
TransmissionS7M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)14/20 MPG19/26 MPG
Audio (watts, speakers)205, 9445, 10
Tire (rear if not all the same)265/35-20235/35-20
Total Price$132,245$99,690
Adjustments for Features-3,7000
Feature-Adjusted Total Price$128,545$99,690

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

Model Year20162015
Model6-Series Gran CoupeCayman
TrimM6GTS
Body4dr Sedan2dr Hatch
Transmission and Drivetrain 
7-speed automated manual$1200 
6-speed manual $150
RWD$0$0
Accessories 
Power door closers$300 
Power rear side windows$200 
Remote app$25 
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
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 
Mid-engine configuration $0
Exterior 
Black exterior trim (optional) $0
Carbon fiber roof$0 
Retractable rear spoiler $400
Infotainment 
4G LTE connectivity$0 
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 
Telematics service, such as OnStar$200 
Text dictation$50 
Traffic + travel information$25 
Traffic information $25
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Chronometer $100
Cornering lights$50 
Fog light, rear $100
LED headlights$1000 
Mirror tilt-down in reverse$25 
Performance meter $150
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 
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 inserts in leather seating surfaces $0
Wood trim$300 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0 
Transmission 
Launch control$100 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$6,505$2,805
Value of Feature Adjustments$3,700$0
Value of Feature Adjustments-3,4250

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

Model Year20162015
Model6-Series Gran CoupeCayman
Body4dr Sedan2dr Hatch
Wheelbase116.9 in97.4 in
Length197.2 in172.4 in
Width74.6 in70.9 in
Height54.8 in50.9 in
Curb Weight4,430 lb.2,965 lb.
Fuel Capacity18.5 gal.16.9 gal.
Row 1 Headroom40.6 in0.0 in
Row 1 Shoulder Room56.7 in0.0 in
Row 1 Legroom42.1 in0.0 in
Row 2 Headroom37.0 in0.0 in
Row 2 Shoulder Room54.6 in0.0 in
Row 2 Legroom35.3 in0.0 in
Cargo Volume16.2 ft315.0 ft3

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Option Package Details
Porsche Cayman GTS

Torque vectoring / active trace control
FeatureValueRequested?
Torque vectoring / active trace control100No
Limited-slip rear differential300Yes
Total Requested30075%
Total Not Requested10025%
Rearview camera
FeatureValueRequested?
Rearview camera200Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Total Requested600100%
Total Not Requested00%
Infotainment Package
FeatureValueRequested?
Surround sound250Yes
Performance meter150No
Bose, 445W, 10 speakers (with subwoofer)350No
App support0Yes
Navigation system600Yes
Traffic information25Yes
Off-road navigation system0No
Media drive15Yes
USB port25Yes
Satellite radio200Yes
DVD-Audio-compatible player0Yes
HD radio50Yes
Total Requested116570%
Total Not Requested50030%
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 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
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Total Requested150088%
Total Not Requested20012%
Premium Package Plus
FeatureValueRequested?
Proximity key250Yes
Interior ambient lighting150Yes
Automatic air recirculation100Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested1475100%
Total Not Requested00%

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