Porsche Cayman Porsche Cayman 2008 Mercedes-Benz SL Mercedes-Benz SL 2012

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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: $69,835

Porsche Cayman   
Difference: $76,260

Lowest Total Invoice: $60,579

Porsche Cayman   
Difference: $75,532

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082012
ModelCaymanCaymanSL
TrimBaseSSL63 AMG
Body2dr Hatch2dr Hatch2dr Hardtop conv.
Base Price $49,400 $59,100 $140,440
Base Invoice $43,075 $51,567 $130,609
Adaptive Sports Seats 3,055 3,055  
Auto-dimming rearview mirror 690 690  
Xenon HID headlights 1,090 1,090  
Adaptive dampers - electrical 1,990 1,990  
Metallic paint (extra cost) 690 690  
Wood trim 890 890 0
Navigation system 3,110 3,110  
Upholstered instrument panel, leather 1,735 1,735  
Automatic climate control, front 550 550  
Audio controls on steering wheel 990 990  
Floor mats 115 115  
Heated front seats 480 480  
Obstacle detection, rear 530 530 1,180
Illuminated door sill trim plates 725 725 1,000
Synthetic suede steering wheel 1,105 1,105  
Synthetic suede headliner 1,180 1,180  
CD changer, remote 650 650  
Adaptive Sports Seats 2,597 2,597  
Auto-dimming rearview mirror 587 587  
Xenon HID headlights 927 927  
Adaptive dampers - electrical 1,692 1,692  
Metallic paint (extra cost) 587 587  
Wood trim 757 757 0
Navigation system 2,644 2,644  
Upholstered instrument panel, leather 1,475 1,475  
Automatic climate control, front 468 468  
Audio controls on steering wheel 842 842  
Floor mats 98 98  
Heated front seats 408 408  
Obstacle detection, rear 451 451 1,097
Illuminated door sill trim plates 616 616 930
Synthetic suede steering wheel 939 939  
Synthetic suede headliner 1,003 1,003  
CD changer, remote 553 553  
Options (change) 19,575 19,575 2,180
Options (change) 16,644 16,644 2,027
Destination 860 860 875
Gas Tax 0 0 2,600
Total Price $69,835 $79,535 $146,095
Total Invoice $60,579 $69,071 $136,111

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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
TrueDelta Adjusted Price Difference: $60,410
TrueDelta Adjusted Invoice Difference: $60,765
Model Year200820082012
ModelCaymanCaymanSL
TrimBaseSSL63 AMG
Body2dr Hatch2dr Hatch2dr Hardtop conv.
Engine245hp H6295hp H6518hp V8
TransmissionM5M6T7
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)50, 4230, 7510, 10
Tire (rear if not all the same)205/55-17235/40-18255/35-19
Total Price$69,835$79,535$146,095
Adjustments for Features0-150-15,850
Feature-Adjusted Total Price$69,835$79,385$130,245
Cost Above Minimum$0$9,550$0
Total Invoice$60,579$69,071$136,111
Adjustments for Features0-130-14,767
Feature-Adjusted Total Invoice$60,579$68,941$121,344
Cost Above Minimum$0$8,362$0

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Features Comparison: Porsche Cayman vs. Mercedes-Benz SL

Model Year200820082012
ModelCaymanCaymanSL
TrimBaseSSL63 AMG
Body2dr Hatch2dr Hatch2dr Hardtop conv.
Transmission and Drivetrain 
5-speed manual$0  
6-speed manual $150 
7-speed manually-shiftable automatic  $1200
RWD$0$0$0
Accessories 
Power trunk closer  $350
Proximity key  $250
Remote window/roof operation  $15
Tilt/telescoping steering wheel, manual$250$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
Brake assist  $50
Knee airbag, driver  $75
Obstacle detection, front  $150
Temporary spare tire  $150
Cargo Management 
Air-conditioned storage compartment  $50
Cargo net$40$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$15 
Wiper de-icer  $25
Engine / Motor 
Mid-engine configuration$0$0 
Exterior 
Body kit  $0
Power retractable hardtop  $6750
Retractable rear spoiler$400$400 
Infotainment 
Aux input  $50
Bluetooth cell phone link  $100
CD changer, in-dash  $325
CD changer, remote$200$200 
CD player$125$125 
DVD-compatible player  $0
HD radio  $50
iPod integration  $100
Media drive  $15
MP3-compatible player  $50
Satellite radio  $200
SD Card slot  $25
Surround sound  $250
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$75 
Automatic headlights  $125
Cornering lights  $50
Mirror tilt-down in reverse  $25
Steering-linked headlights  $150
Turn signals on or near mirrors  $25
Seats and Interior Trim 
Cooled or ventilated front seats  $300
Massage, driver seat  $100
Massage, passenger seat  $100
Memory system, passenger seat  $150
Neck-level heating, front seats  $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$100 
Power thigh bolsters, passenger seat$100$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$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$1,805$1,955$17,655
Value of Feature Adjustments$0$150$15,850
Value of Feature Adjustments0-130-14,767

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Specifications Comparison: Porsche Cayman vs. Mercedes-Benz SL

Model Year20082012
ModelCaymanSL
Body2dr Hatch2dr Hardtop conv.
Wheelbase95.1 in100.8 in
Length170.9 in180.4 in
Width70.9 in71.5 in
Height51.4 in51.1 in
Curb Weight2,966 lb.4,221 lb.
Fuel Capacity17.0 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

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
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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