Mercedes-Benz SLK Mercedes-Benz SLK 2015 Porsche Cayman Porsche Cayman 2016

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Mercedes-Benz SLK vs. Porsche Cayman 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.

Mercedes-Benz SLK vs. Porsche Cayman Invoice Comparison

Lowest Total Price: $78,735

Mercedes-Benz SLK SLK55 AMG   
Difference: $20,070

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152016
ModelSLKCayman
TrimSLK55 AMGGT4
Body2dr Hardtop conv.2dr Hatch
Base Price $70,900 $84,600
Multimedia Package 2,330  
Automatic climate control, front 760 760
Metallic paint (extra cost) 720 710
Illuminated door sill trim plates 850 825
Carbon fiber trim 2,250 905
Auto-dimming mirrors   690
Porsche Dynamic Light System   690
PCM   2,965
Adaptive sport seats plus   3,025
Voice control for nav and audio   520
App support   210
Interior ambient lighting   340
Heated front seats   530
HD radio   1,040
6-speed manual   0
Multimedia Package 2,167  
Automatic climate control, front 707 0
Metallic paint (extra cost) 670 0
Illuminated door sill trim plates 791 0
Carbon fiber trim 2,093 0
Auto-dimming mirrors   0
Porsche Dynamic Light System   0
PCM   0
Adaptive sport seats plus   0
Voice control for nav and audio   0
App support   0
Interior ambient lighting   0
Heated front seats   0
HD radio   0
6-speed manual   0
Options (change) 6,910 13,210
Options (change) 6,428 0
Destination 925 995
Total Price $78,735 $98,805

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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 Mercedes-Benz SLK dealer quotes or Porsche Cayman dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price: Mercedes-Benz SLK SLK55 AMG
Lowest Adjusted Invoice: Porsche Cayman GT4
TrueDelta Adjusted Price Difference: $28,350
TrueDelta Adjusted Invoice Difference: $64,588
Model Year20152016
ModelSLKCayman
TrimSLK55 AMGGT4
Body2dr Hardtop conv.2dr Hatch
Engine415hp V8385hp H6
TransmissionT7M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)19/28 MPG18/23 MPG
Audio (watts, speakers)500, 11235, 9
Tire (rear if not all the same)235/40-18245/35-20
Total Price$78,735$98,805
Adjustments for Features-8,2800
Feature-Adjusted Total Price$70,455$98,805

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Features Comparison: Mercedes-Benz SLK vs. Porsche Cayman

Model Year20152016
ModelSLKCayman
TrimSLK55 AMGGT4
Body2dr Hardtop conv.2dr Hatch
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
6-speed manual $150
RWD$0$0
Accessories 
Remote app$25 
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Driver drowsiness monitor$150 
Roll bar$200 
Temporary spare tire$150 
Cargo Management 
Cargo net $40
Climate Control 
Automatic air recirculation $100
Water-repellent front-door glass $15
Drivetrain 
Electronically-variable engine mounts (performance-oriented) $500
Limited-slip rear differential $300
Engine / Motor 
Automatic start / stop$150 
Mid-engine configuration $0
Regenerative braking $0
Exterior 
Black exterior trim (optional) $0
Body kit$0 
Bright-finished exhaust tip(s)$25 
Glass roof panel(s)$300 
Painted brake calipers (optional) $0
Power retractable hardtop$6750 
Rear spoiler$200 
Tall rear wing-type spoiler $500
Infotainment 
Audio controls on steering wheel$125 
DVD-Audio-compatible player $0
DVD-compatible player$0 
In-vehicle Internet$150 
Navigation map updates, three years$0 
Off-road navigation system $0
SD Card slot$25 
SMS text-to-speech reader$25 
Surround sound$250 
Telematics service, such as OnStar, with navigation$225 
Traffic + travel information$25 
Traffic information $25
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Compass$0 
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Turn signals on or near mirrors$25 
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
Leather door panel trim$250 
Leather-wrapped steering wheel$150 
Memory system, passenger seat$150 
Neck-level heating, front seats$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 door panel trim $250
Synthetic suede steering wheel $150
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0 
Ultra-sport suspension (upgrade) $0
Transmission 
Downshift rev matching $50
Steering-wheel-mounted transmission controls$100 
Total Value of Features$11,135$2,855
Value of Feature Adjustments$8,280$0
Value of Feature Adjustments-7,7070

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Specifications Comparison: Mercedes-Benz SLK vs. Porsche Cayman

Model Year20152016
ModelSLKCayman
Body2dr Hardtop conv.2dr Hatch
Wheelbase95.7 in97.4 in
Length162.8 in172.4 in
Width71.5 in70.9 in
Height51.2 in50.9 in
Curb Weight3,583 lb.2,955 lb.
Fuel Capacity15.9 gal.16.9 gal.
Row 1 Headroom38.0 in0.0 in
Row 1 Shoulder Room52.2 in0.0 in
Row 1 Legroom42.5 in0.0 in
Cargo Volume,
Minimum
6.4 ft315.0 ft3
Cargo Volume,
Maximum
10.1 ft315.0 ft3

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Option Package Details
Mercedes-Benz SLK SLK55 AMG

Multimedia Package
FeatureValueRequested?
DVD-compatible player0No
Media drive15Yes
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150No
App support0Yes
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested74081%
Total Not Requested17519%

Option Package Details
Porsche Cayman GT4

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Residual heat50Yes
Automatic air recirculation100No
Total Requested37579%
Total Not Requested10021%
HD radio
FeatureValueRequested?
HD radio50Yes
Satellite radio200Yes
Total Requested250100%
Total Not Requested00%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Porsche Dynamic Light System
FeatureValueRequested?
Steering-linked headlights150Yes
Headlight washers50Yes
Total Requested200100%
Total Not Requested00%
PCM
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0Yes
Traffic information25Yes
Off-road navigation system0No
Media drive15Yes
USB port25Yes
Total Requested665100%
Total Not Requested00%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
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
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Tilt/telescoping steering wheel, power100Yes
Total Requested110065%
Total Not Requested60035%

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