Porsche Cayman Porsche Cayman 2007 Mercedes-Benz SLK Mercedes-Benz SLK 2016

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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: $72,400

Porsche Cayman S   
Difference: $8,440

Lowest Total Invoice: $62,991

Porsche Cayman S   
Difference: $12,256

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072016
ModelCaymanSLK
TrimSAMG SLK55
Body2dr Hatch2dr Hardtop conv.
Base Price $58,900 $72,600
Base Invoice $51,392 $67,518
Xenon HID headlights 1,090  
Auto-dimming rearview mirror 690  
Power Seat Package 1,550  
Front sport buckets 760  
Floor mats 115  
Audio controls on steering wheel 990  
Navigation system 3,070  
Heated front seats 480  
Carbon fiber trim 890 2,250
Adaptive dampers - electrical 1,990  
Obstacle detection, rear 530  
Automatic climate control, front 550  
Premium 2 Package   3,050
Premium 3 Package   1,295
Metallic paint (extra cost)   720
Xenon HID headlights 927  
Auto-dimming rearview mirror 587  
Power Seat Package 1,318  
Front sport buckets 646  
Floor mats 98  
Audio controls on steering wheel 842  
Navigation system 2,610  
Heated front seats 408  
Carbon fiber trim 757 2,093
Adaptive dampers - electrical 1,692  
Obstacle detection, rear 451  
Automatic climate control, front 468  
Premium 2 Package   2,837
Premium 3 Package   1,204
Metallic paint (extra cost)   670
Options (change) 12,705 7,315
Options (change) 10,804 6,804
Destination 795 925
Total Price $72,400 $80,840
Total Invoice $62,991 $75,247

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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 SLK dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK AMG SLK55
TrueDelta Adjusted Price Difference: $4,805
TrueDelta Adjusted Invoice Difference: $73
Model Year20072016
ModelCaymanSLK
TrimSAMG SLK55
Body2dr Hatch2dr Hardtop conv.
Engine295hp H6415hp V8
TransmissionM6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)20/28 MPG19/28 MPG
Audio (watts, speakers)230, 7500, 11
Tire (rear if not all the same)235/40-18235/40-18
Total Price$72,400$80,840
Adjustments for Features0-13,245
Feature-Adjusted Total Price$72,400$67,595
Total Invoice$62,991$75,247
Adjustments for Features0-12,329
Feature-Adjusted Total Invoice$62,991$62,918

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Features Comparison: Porsche Cayman vs. Mercedes-Benz SLK

Model Year20072016
ModelCaymanSLK
TrimSAMG SLK55
Body2dr Hatch2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Proximity key $250
Remote app $25
Remote window/roof operation $15
Semi-automated parking system $500
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Blind spot warning system $200
Brake assist $50
Driver drowsiness monitor $150
Knee airbag, driver $75
Knee airbag, passenger $75
Lane departure warning $200
Obstacle detection, front $150
Roll bar $200
Side curtain airbags $350
Torque vectoring, brake-based $100
Cargo Management 
Cargo net$40 
Climate Control 
Dual-zone climate control $125
Residual heat $50
Water-repellent front-door glass$15 
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable $500
Mid-engine configuration$0 
Exterior 
Body kit $0
Glass roof panel(s) $300
Power retractable hardtop $6750
Rear spoiler $200
Retractable rear spoiler$400 
Infotainment 
App support $0
Aux input $50
Bluetooth audio streaming $25
Bluetooth cell phone link $100
DVD-compatible player $0
HD radio $50
In-vehicle Internet $150
Media drive $15
MP3-compatible player $50
Navigation map updates, three years $0
Satellite radio $200
SMS text-to-speech reader $25
Surround sound $250
Telematics service, such as OnStar, with navigation $225
Traffic + travel information $25
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Compass $0
Fog lights$125 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Mirror tilt-down in reverse $25
Power-folding mirrors $50
Steering-linked headlights $150
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Memory system, passenger seat $150
Neck-level heating, front seats $150
Power 4-way lumbar adjuster, passenger seat $150
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Sport suspension (upgrade) $0
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$1,155$14,400
Value of Feature Adjustments$0$13,245
Value of Feature Adjustments0-12,329

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Specifications Comparison: Porsche Cayman vs. Mercedes-Benz SLK

Model Year20072016
ModelCaymanSLK
Body2dr Hatch2dr Hardtop conv.
Wheelbase95.1 in95.7 in
Length170.9 in162.8 in
Width70.9 in71.5 in
Height51.4 in51.2 in
Curb Weight3,075 lb.3,528 lb.
Fuel Capacity17.0 gal.15.9 gal.
Row 1 Headroom0.0 in38.0 in
Row 1 Shoulder Room0.0 in52.2 in
Row 1 Legroom0.0 in42.5 in
Cargo Volume,
Minimum
14.5 ft36.4 ft3
Cargo Volume,
Maximum
14.510.1 ft3

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Option Package Details
Porsche Cayman S

Power Seat Package
FeatureValueRequested?
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 Requested850100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK AMG SLK55

Premium 2 Package
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125No
Blind spot warning system200No
DVD-compatible player0No
Media drive15No
Traffic + travel information25No
SD Card slot25No
In-vehicle Internet150No
App support0No
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100No
Total Requested80056%
Total Not Requested64044%
Premium 3 Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Lane departure warning system200No
Obstacle detection, front150No
Obstacle detection, rear250Yes
Parking guidance system - active500No
Total Requested75047%
Total Not Requested85053%

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