Porsche Cayman Porsche Cayman 2007 Mercedes-Benz SLS AMG Mercedes-Benz SLS AMG 2015

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Porsche Cayman vs. Mercedes-Benz SLS AMG 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. Mercedes-Benz SLS AMG Invoice Comparison

Lowest Total Price: $81,945

Porsche Cayman S   
Difference: $155,160

Lowest Total Invoice: $71,105

Porsche Cayman S   
Difference: $149,614

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072015
ModelCaymanSLS AMG
TrimSGT Final Edition
Body2dr Hatch2dr Coupe
Base Price $58,900 $221,580
Base Invoice $51,392 $206,069
Adaptive Sports Seats 3,055  
Xenon HID headlights 1,090  
Auto-dimming rearview mirror 690  
Audio controls on steering wheel 990  
Navigation system 3,070  
Floor mats 115  
Carbon fiber trim 890  
Adaptive dampers - electrical 1,990  
Heated front seats 480  
Obstacle detection, rear 530  
Automatic climate control, front 550  
Ceramic brake rotors 8,150 12,500
CD changer, remote 650  
Adaptive Sports Seats 2,597  
Xenon HID headlights 927  
Auto-dimming rearview mirror 587  
Audio controls on steering wheel 842  
Navigation system 2,610  
Floor mats 98  
Carbon fiber trim 757  
Adaptive dampers - electrical 1,692  
Heated front seats 408  
Obstacle detection, rear 451  
Automatic climate control, front 468  
Ceramic brake rotors 6,928 11,625
CD changer, remote 553  
Options (change) 22,250 12,500
Options (change) 18,918 11,625
Destination 795 925
Gas Tax 0 2,100
Total Price $81,945 $237,105
Total Invoice $71,105 $220,719

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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 Mercedes-Benz SLS AMG dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Cayman vs. Mercedes-Benz SLS AMG

Lowest Adjusted Price and Invoice: Porsche Cayman S
TrueDelta Adjusted Price Difference: $149,495
TrueDelta Adjusted Invoice Difference: $144,341
Model Year20072015
ModelCaymanSLS AMG
TrimSGT Final Edition
Body2dr Hatch2dr Coupe
Engine295hp H6583hp V8
TransmissionM6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)230, 7?, 6
Tire (rear if not all the same)235/40-18265/35-19
Total Price$81,945$237,105
Adjustments for Features0-5,665
Feature-Adjusted Total Price$81,945$231,440
Total Invoice$71,105$220,719
Adjustments for Features0-5,273
Feature-Adjusted Total Invoice$71,105$215,446

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Features Comparison: Porsche Cayman vs. Mercedes-Benz SLS AMG

Model Year20072015
ModelCaymanSLS AMG
TrimSGT Final Edition
Body2dr Hatch2dr Coupe
Transmission and Drivetrain 
6-speed manual$150 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Proximity key $250
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Blind spot warning system $200
Brake assist $50
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Rearview camera $200
Side curtain airbags $350
Cargo Management 
Storage compartment under front seat(s) $50
Climate Control 
Dual-zone climate control $125
Residual heat $50
Water-repellent front-door glass$15 
Wiper de-icer $25
Drivetrain 
Limited-slip rear differential $300
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Bright-finished fuel door $100
Carbon fiber front splitter spoiler $300
Carbon fiber hood $0
Carbon fiber wing-type rear spoiler $400
Painted brake calipers (optional) $0
Retractable rear spoiler$400 
Infotainment 
Aux input $50
Bluetooth cell phone link $100
CD changer, in-dash $325
CD changer, remote$200 
CD player$125 
DVD-compatible player $0
HD radio $50
iPod integration $100
Media drive $15
MP3-compatible player $50
Satellite radio $200
Telematics service, such as OnStar $200
Traffic information $25
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Cornering lights $50
Fog lights$125 
Mirror tilt-down in reverse $25
Turn signals on or near mirrors $25
Seats and Interior Trim 
Leather-wrapped steering wheel$150 
Memory system, passenger seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Synthetic suede inserts in leather seating surfaces $0
Synthetic suede steering wheel $150
Upholstered instrument panel, leather $1000
Suspension, Wheels, and Tires 
Alloy wheels$350 
Polished alloy wheels $350
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$2,040$7,705
Value of Feature Adjustments$0$5,665
Value of Feature Adjustments0-5,273

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Specifications Comparison: Porsche Cayman vs. Mercedes-Benz SLS AMG

Model Year20072015
ModelCaymanSLS AMG
Body2dr Hatch2dr Coupe
Wheelbase95.1 in105.5 in
Length170.9 in182.6 in
Width70.9 in76.3 in
Height51.4 in49.3 in
Curb Weight2,966 lb.3,727 lb.
Fuel Capacity17.0 gal.22.5 gal.
Row 1 Headroom0.0 in39.0 in
Row 1 Shoulder Room0.0 in58.4 in
Row 1 Hip Room0.0 in63.2 in
Row 1 Legroom0.0 in41.7 in
Cargo Volume14.5 ft36.2 ft3

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Option Package Details
Porsche Cayman S

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 buckets100No
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 Requested105078%
Total Not Requested30022%

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