Porsche Cayman Porsche Cayman 2007 Mercedes-Benz SLK Mercedes-Benz SLK 2012

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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: $74,480

Porsche Cayman S   
Difference: $1,835

Lowest Total Invoice: $64,757

Porsche Cayman S   
Difference: $6,279

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072012
ModelCaymanSLK
TrimSSLK55 AMG
Body2dr Hatch2dr Hardtop conv.
Base Price $58,900 $67,500
Base Invoice $51,392 $62,775
Front sport buckets 760  
Audio controls on steering wheel 990  
Navigation system 3,070  
Automatic climate control, front 550 760
Obstacle detection, rear 530 970
Carbon fiber trim 890 2,250
5-speed shiftable automatic 3,000  
Preferred Package Plus S 4,995  
Lighting Package   1,090
Multimedia Package   2,150
Metallic paint (extra cost)   720
Front sport buckets 646  
Audio controls on steering wheel 842  
Navigation system 2,610  
Automatic climate control, front 468 707
Obstacle detection, rear 451 902
Carbon fiber trim 757 2,093
5-speed shiftable automatic 2,550  
Preferred Package Plus S 4,246  
Lighting Package   1,014
Multimedia Package   2,000
Metallic paint (extra cost)   670
Options (change) 14,785 7,940
Options (change) 12,570 7,386
Destination 795 875
Total Price $74,480 $76,315
Total Invoice $64,757 $71,036

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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 SLK55 AMG
TrueDelta Adjusted Price Difference: $8,710
TrueDelta Adjusted Invoice Difference: $3,537
Model Year20072012
ModelCaymanSLK
TrimSSLK55 AMG
Body2dr Hatch2dr Hardtop conv.
Engine295hp H6415hp V8
TransmissionT5T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)20/27 MPG19/28 MPG
Audio (watts, speakers)325, 11500, 11
Tire (rear if not all the same)235/40-18235/40-18
Total Price$74,480$76,315
Adjustments for Features0-10,545
Feature-Adjusted Total Price$74,480$65,770
Total Invoice$64,757$71,036
Adjustments for Features0-9,816
Feature-Adjusted Total Invoice$64,757$61,220

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Features Comparison: Porsche Cayman vs. Mercedes-Benz SLK

Model Year20072012
ModelCaymanSLK
TrimSSLK55 AMG
Body2dr Hatch2dr Hardtop conv.
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Parking guidance system - passive $250
Remote app $25
Remote window/roof operation $15
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
Brake assist $50
Driver drowsiness monitor $150
Knee airbag, driver $75
Knee airbag, passenger $75
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
Power retractable hardtop $6750
Rear spoiler $200
Retractable rear spoiler$400 
Infotainment 
Aux input $50
Bluetooth audio streaming $25
Bluetooth cell phone link $100
CD changer, in-dash $325
CD changer, remote$200 
CD player$125 
DVD-compatible player $0
HD radio $50
Media drive $15
MP3-compatible player $50
Satellite radio $200
Telematics service, such as OnStar $200
Traffic + travel information $25
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Analog clock $25
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$2,330$12,875
Value of Feature Adjustments$0$10,545
Value of Feature Adjustments0-9,816

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Specifications Comparison: Porsche Cayman vs. Mercedes-Benz SLK

Model Year20072012
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 Weight3,163 lb.3,583 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

Preferred Package Plus S
FeatureValueRequested?
CD changer, remote200Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
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
Surround sound250Yes
Bose, 325W, 11 speakers (with subwoofer)350No
Auto-dimming passenger-side mirror75No
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Floor mats75Yes
Auto-dimming driver-side mirror75Yes
Total Requested245085%
Total Not Requested42515%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125No
Total Requested20062%
Total Not Requested12538%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested55079%
Total Not Requested15021%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
CD changer, in-dash200Yes
DVD-compatible player0No
Voice control for nav and audio100No
Media drive, large15No
Traffic + travel information25No
SD Card slot25No
Total Requested80083%
Total Not Requested16517%

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