BMW 6-Series BMW 6-Series 2008 Porsche Cayman Porsche Cayman 2007

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

Lowest Total Price: $64,565

Porsche Cayman   
Difference: $39,860

Lowest Total Invoice: $56,089

Porsche Cayman   
Difference: $40,466

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820072007
Model6-SeriesCaymanCayman
TrimM6BaseS
Body2dr Coupe2dr Hatch2dr Hatch
Base Price $100,300 $49,400 $58,900
Base Invoice $92,455 $43,075 $51,392
Carbon fiber trim 300 890 890
Xenon HID headlights   1,090 1,090
Auto-dimming rearview mirror   690 690
Adaptive Sports Seats   3,055 3,055
Sport Chrono Package   920 920
Adaptive dampers - electrical   1,990 1,990
Navigation system   3,070 3,070
Audio controls on steering wheel   990 990
Automatic climate control, front   550 550
Obstacle detection, rear   530 530
Heated front seats   480 480
Floor mats   115 115
Carbon fiber trim 275 757 757
Xenon HID headlights   927 927
Auto-dimming rearview mirror   587 587
Adaptive Sports Seats   2,597 2,597
Sport Chrono Package   782 782
Adaptive dampers - electrical   1,692 1,692
Navigation system   2,610 2,610
Audio controls on steering wheel   842 842
Automatic climate control, front   468 468
Obstacle detection, rear   451 451
Heated front seats   408 408
Floor mats   98 98
Options (change) 300 14,370 14,370
Options (change) 275 12,219 12,219
Destination 825 795 795
Gas Tax 3,000 0 0
Total Price $104,425 $64,565 $74,065
Total Invoice $96,555 $56,089 $64,406

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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 dealer quotes or Porsche Cayman dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Porsche Cayman
TrueDelta Adjusted Price Difference: $35,760
TrueDelta Adjusted Invoice Difference: $36,675
Model Year200820072007
Model6-SeriesCaymanCayman
TrimM6BaseS
Body2dr Coupe2dr Hatch2dr Hatch
Engine500hp V10245hp H6295hp H6
TransmissionS7M5M6
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)315, 1350, 4230, 7
Tire (rear if not all the same)255/40-19205/55-17235/40-18
Total Price$104,425$64,565$74,065
Adjustments for Features-4,1000-150
Feature-Adjusted Total Price$100,325$64,565$73,915
Cost Above Minimum$0$0$9,350
Total Invoice$96,555$56,089$64,406
Adjustments for Features-3,7910-130
Feature-Adjusted Total Invoice$92,764$56,089$64,276
Cost Above Minimum$0$0$8,187

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Features Comparison: BMW 6-Series vs. Porsche Cayman

Model Year200820072007
Model6-SeriesCaymanCayman
TrimM6BaseS
Body2dr Coupe2dr Hatch2dr Hatch
Transmission and Drivetrain 
7-speed automated manual$1200  
5-speed manual $0 
6-speed manual  $150
RWD$0$0$0
Accessories 
Remote window/roof operation$15  
Tilt/telescoping steering wheel, manual $250$250
Tilt/telescoping steering wheel, power$350  
Brakes, Airbags, and Other Safety 
Brake assist$50  
Knee airbag, driver$75  
Knee airbag, passenger$75  
Obstacle detection, front$150  
Side curtain airbags$350  
Cargo Management 
Cargo mat$40  
Cargo net $40$40
Rear seat pass-through$100  
Ski sack$50  
Climate Control 
Dual-zone climate control$125  
Residual heat$50  
Water-repellent front-door glass $15$15
Drivetrain 
Limited-slip rear differential$300  
Engine / Motor 
Mid-engine configuration $0$0
Exterior 
Retractable rear spoiler $400$400
Infotainment 
Aux input$50  
Bluetooth cell phone link$100  
MP3-compatible player$50  
Surround sound$250  
Telematics service, such as OnStar$200  
Traffic information$25  
Voice control for nav and audio$100  
Instruments, Lights, and Mirrors 
Automatic headlights$125  
Chronometer $100$100
Fog light, rear $100$100
Mirror tilt-down in reverse$25  
Power-folding mirrors$50  
Steering-linked headlights$150  
Seats and Interior Trim 
Aluminum trim$100  
Illuminated door sill trim plates$200  
Manual thigh support length adjuster, driver seat$50  
Manual thigh support length adjuster, passenger seat$50  
Power 4-way lumbar adjuster, passenger seat$150  
Power thigh bolsters, driver seat $100$100
Power thigh bolsters, passenger seat $100$100
Suspension, Wheels, and Tires 
Active stabilizer bars$500  
Ultra-sport suspension (upgrade)$0  
Transmission 
Steering-wheel-mounted transmission controls$100  
Total Value of Features$5,205$1,105$1,255
Value of Feature Adjustments$4,100$0$150
Value of Feature Adjustments-3,7910-130

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Specifications Comparison: BMW 6-Series vs. Porsche Cayman

Model Year20082007
Model6-SeriesCayman
Body2dr Coupe2dr Hatch
Wheelbase109.4 in95.1 in
Length190.2 in170.9 in
Width73.0 in70.9 in
Height54.1 in51.4 in
Curb Weight3,815 lb.2,966 lb.
Fuel Capacity18.5 gal.17.0 gal.
Row 1 Headroom37.6 in0.0 in
Row 1 Shoulder Room56.4 in0.0 in
Row 1 Legroom42.0 in0.0 in
Row 2 Headroom35.6 in0.0 in
Row 2 Shoulder Room49.4 in0.0 in
Row 2 Legroom28.8 in0.0 in
Cargo Volume13.0 ft314.5 ft3

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Option Package Details
Porsche Cayman

Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested400100%
Total Not Requested00%
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%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%

Option Package Details
Porsche Cayman S

Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested400100%
Total Not Requested00%
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%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%

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