Porsche Cayman Porsche Cayman 2014 Mercedes-Benz SLK Mercedes-Benz SLK 2009

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Porsche Cayman vs. Mercedes-Benz SLK 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 SLK Invoice Comparison

Lowest Total Price: $73,035

Mercedes-Benz SLK SLK55 AMG   
Difference: $8,240

Calculate Payments

  Down Payment Interest Rate Term
Model Year20142009
ModelCaymanSLK
TrimSSLK55 AMG
Body2dr Hatch2dr Hardtop conv.
Base Price $63,800 $65,700
7-speed automated manual 3,200  
Adaptive sport seats plus 3,825  
Infotainment Package 3,990  
Bose 505W 10 speakers 0  
Metallic paint (extra cost) 710 720
CD changer, in-dash 670  
Audio controls on steering wheel 615  
Voice control for nav and audio 520  
Premium Package Plus 2,950  
Lighting Package   1,030
Multimedia Package   2,980
Automatic climate control, front   730
7-speed automated manual 0  
Adaptive sport seats plus 0  
Infotainment Package 0  
Bose 505W 10 speakers 0  
Metallic paint (extra cost) 0 670
CD changer, in-dash 0  
Audio controls on steering wheel 0  
Voice control for nav and audio 0  
Premium Package Plus 0  
Lighting Package   958
Multimedia Package   2,771
Automatic climate control, front   679
Options (change) 16,480 5,460
Options (change) 0 5,078
Destination 995 875
Gas Tax 0 1,000
Total Price $81,275 $73,035

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

Lowest Adjusted Price: Mercedes-Benz SLK SLK55 AMG
Lowest Adjusted Invoice: Porsche Cayman S
TrueDelta Adjusted Price Difference: $13,520
TrueDelta Adjusted Invoice Difference: $62,139
Model Year20142009
ModelCaymanSLK
TrimSSLK55 AMG
Body2dr Hatch2dr Hardtop conv.
Engine325hp H6355hp V8
TransmissionS7T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)21/30 MPG14/22 MPG
Audio (watts, speakers)445, 10380, 11
Tire (rear if not all the same)235/40-19225/40-18
Total Price$81,275$73,035
Adjustments for Features0-5,280
Feature-Adjusted Total Price$81,275$67,755

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Features Comparison: Porsche Cayman vs. Mercedes-Benz SLK

Model Year20142009
ModelCaymanSLK
TrimSSLK55 AMG
Body2dr Hatch2dr Hardtop conv.
Transmission and Drivetrain 
7-speed automated manual$1200 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Proximity key$250 
Remote window/roof operation $15
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Side curtain airbags$350 
Temporary spare tire $150
Cargo Management 
Cargo net$40 
Climate Control 
Automatic air recirculation$100 
Water-repellent front-door glass$15 
Engine / Motor 
Automatic start / stop$150 
Mid-engine configuration$0 
Regenerative braking$0 
Exterior 
Body kit $0
Power retractable hardtop $6750
Rear spoiler $200
Retractable rear spoiler$400 
Infotainment 
App support$0 
Bluetooth audio streaming$25 
DVD-Audio-compatible player$0 
DVD-compatible player $0
HD radio$50 
iPod integration $100
Off-road navigation system$0 
SD Card slot $25
Telematics service, such as OnStar $200
Traffic information$25 
USB port$25 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Cornering lights $50
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Mirror tilt-down in reverse $25
Steering-linked headlights$150 
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Aluminum trim $100
Cooled or ventilated front seats$300 
Memory system, passenger seat $150
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
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 
Synthetic suede inserts in leather seating surfaces $0
Total Value of Features$3,855$9,135
Value of Feature Adjustments$0$5,280
Value of Feature Adjustments0-4,920

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Specifications Comparison: Porsche Cayman vs. Mercedes-Benz SLK

Model Year20142009
ModelCaymanSLK
Body2dr Hatch2dr Hardtop conv.
Wheelbase97.4 in95.7 in
Length172.4 in160.7 in
Width70.9 in70.4 in
Height50.9 in51.0 in
Curb Weight2,976 lb.3,420 lb.
Fuel Capacity16.9 gal.18.5 gal.
Row 1 Headroom0.0 in37.9 in
Row 1 Shoulder Room0.0 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom0.0 in42.5 in
Cargo Volume,
Minimum
15.0 ft36.5 ft3
Cargo Volume,
Maximum
15.09.8 ft3

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Option Package Details
Porsche Cayman S

Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
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
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Front sport buckets100Yes
Total Requested120067%
Total Not Requested60033%
Infotainment Package
FeatureValueRequested?
Navigation system600Yes
Traffic information25No
Off-road navigation system0No
Media drive, large15Yes
App support0No
Satellite radio200Yes
DVD-Audio-compatible player0Yes
HD radio50No
USB port25Yes
Total Requested84092%
Total Not Requested758%
Premium Package Plus
FeatureValueRequested?
Cooled or ventilated front seats300No
Proximity key250No
Interior ambient lighting150Yes
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
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50Yes
Automatic air recirculation100No
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Steering-linked headlights150No
Headlight washers50Yes
Total Requested220067%
Total Not Requested107533%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Surround sound250Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Media drive, large15Yes
SD Card slot25No
Total Requested96572%
Total Not Requested37528%

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