Porsche Cayman Porsche Cayman 2009 Mercedes-Benz SL Mercedes-Benz SL 2011

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Porsche Cayman vs. Mercedes-Benz SL 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 SL Invoice Comparison

Lowest Total Price: $83,980

Porsche Cayman S   
Difference: $60,415

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092011
ModelCaymanSL
TrimSSL63 AMG
Body2dr Hatch2dr Hardtop conv.
Base Price $60,200 $139,050
Adaptive Sports Seats 3,055  
Auto-dimming rearview mirror 690  
iPod integration 440  
Navigation system 3,110  
Xenon HID headlights 1,560  
Adaptive dampers - electrical 1,990  
Metallic paint (extra cost) 710  
Synthetic suede headliner 1,180  
Synthetic suede steering wheel 1,105  
Automatic climate control, front 550  
Audio controls on steering wheel 990  
Voice control for nav and audio 595  
Floor mats 90  
Heated front seats 500  
CD changer, in-dash 650  
Satellite radio 750  
Upholstered instrument panel, leather 2,025  
Bluetooth cell phone link 695  
Wood trim 890 0
Illuminated door sill trim plates 725 700
Obstacle detection, rear 530 1,170
6-speed manual 0  
Adaptive Sports Seats 2,597  
Auto-dimming rearview mirror 587  
iPod integration 0  
Navigation system 0  
Xenon HID headlights 0  
Adaptive dampers - electrical 1,692  
Metallic paint (extra cost) 0  
Synthetic suede headliner 1,003  
Synthetic suede steering wheel 0  
Automatic climate control, front 468  
Audio controls on steering wheel 842  
Voice control for nav and audio 0  
Floor mats 0  
Heated front seats 0  
CD changer, in-dash 553  
Satellite radio 0  
Upholstered instrument panel, leather -306  
Bluetooth cell phone link 0  
Wood trim 757 0
Illuminated door sill trim plates 616 651
Obstacle detection, rear 451 1,088
6-speed manual 0  
Options (change) 22,830 1,870
Options (change) 9,260 1,739
Destination 950 875
Gas Tax 0 2,600
Total Price $83,980 $144,395

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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 SL dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Cayman vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: Porsche Cayman S
TrueDelta Adjusted Price Difference: $46,530
TrueDelta Adjusted Invoice Difference: $111,384
Model Year20092011
ModelCaymanSL
TrimSSL63 AMG
Body2dr Hatch2dr Hardtop conv.
Engine320hp H6518hp V8
TransmissionM6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)19/26 MPG12/19 MPG
Audio (watts, speakers)235, 9510, 10
Tire (rear if not all the same)235/40-18255/35-19
Total Price$83,980$144,395
Adjustments for Features0-13,885
Feature-Adjusted Total Price$83,980$130,510

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Features Comparison: Porsche Cayman vs. Mercedes-Benz SL

Model Year20092011
ModelCaymanSL
TrimSSL63 AMG
Body2dr Hatch2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Auto-raising roll bars / headrests $500
Knee airbag, driver $75
Obstacle detection, front $150
Temporary spare tire $150
Cargo Management 
Air-conditioned storage compartment $50
Cargo net$40 
Storage compartment under front seat(s) $50
Climate Control 
Automatic air recirculation $100
Dual-zone climate control $125
Residual heat $50
Water-repellent front-door glass$15 
Wiper de-icer $25
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Body kit $0
Power retractable hardtop $6750
Retractable rear spoiler$400 
Infotainment 
DVD-Audio-compatible player$0 
DVD-compatible player $0
HD radio $50
MP3-compatible player $50
Off-road navigation system$0 
SD Card slot $25
Surround sound $250
Telematics service, such as OnStar $200
Traffic information $25
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Cornering lights $50
Mirror tilt-down in reverse $25
Turn signals on or near mirrors $25
Seats and Interior Trim 
Massage, driver seat $100
Massage, passenger seat $100
Memory system, passenger seat $150
Power 4-way lumbar adjuster, passenger seat $150
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 thigh support length adjuster, driver seat $100
Power thigh support length adjuster, passenger seat $100
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$1,630$15,515
Value of Feature Adjustments$0$13,885
Value of Feature Adjustments0-12,936

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Specifications Comparison: Porsche Cayman vs. Mercedes-Benz SL

Model Year20092011
ModelCaymanSL
Body2dr Hatch2dr Hardtop conv.
Wheelbase95.1 in100.8 in
Length171.1 in180.4 in
Width70.9 in71.5 in
Height51.4 in51.1 in
Curb Weight3,020 lb.4,274 lb.
Fuel Capacity16.9 gal.21.1 gal.
Row 1 Headroom0.0 in37.7 in
Row 1 Shoulder Room0.0 in54.0 in
Row 1 Hip Room0.0 in53.9 in
Row 1 Legroom0.0 in42.9 in
Cargo Volume,
Minimum
14.5 ft37.2 ft3
Cargo Volume,
Maximum
14.510.2 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 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
Mercedes-Benz SL SL63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%

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