Porsche Cayenne Porsche Cayenne 2020 Mercedes-Benz SLK Mercedes-Benz SLK 2016

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Porsche Cayenne 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 Cayenne vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $81,690

Mercedes-Benz SLK AMG SLK55   
Difference: $57,390

Calculate Payments

  Down Payment Interest Rate Term
Model Year20202016
ModelCayenneSLK
TrimTurboAMG SLK55
Body4dr SUV2dr Hardtop conv.
Base Price $126,500 $72,600
Porsche Connect Plus 1,250  
Comfort Lighting Package 330  
Dual-mode exhaust, switchable 3,220  
Auto-dimming headlights 610  
Compass 280  
Torque vectoring, brake-based 1,500  
Proximity key 890  
Illuminated door sill trim plates 1,110 850
Carbon fiber trim 1,340 2,250
Voice control for nav and audio 0  
Lane departure warning 700  
Premium 2 Package   3,050
Premium 3 Package   1,295
Metallic paint (extra cost)   720
Porsche Connect Plus 0  
Comfort Lighting Package 0  
Dual-mode exhaust, switchable 0  
Auto-dimming headlights 0  
Compass 0  
Torque vectoring, brake-based 0  
Proximity key 0  
Illuminated door sill trim plates 0 791
Carbon fiber trim 0 2,093
Voice control for nav and audio 0  
Lane departure warning 0  
Premium 2 Package   2,837
Premium 3 Package   1,204
Metallic paint (extra cost)   670
Options (change) 11,230 8,165
Options (change) 0 7,595
Destination 1,350 925
Total Price $139,080 $81,690

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

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

Lowest Adjusted Price: Mercedes-Benz SLK AMG SLK55
Lowest Adjusted Invoice: Porsche Cayenne Turbo
TrueDelta Adjusted Price Difference: $53,735
TrueDelta Adjusted Invoice Difference: $74,723
Model Year20202016
ModelCayenneSLK
TrimTurboAMG SLK55
Body4dr SUV2dr Hardtop conv.
Engine541hp V8415hp V8
TransmissionT8T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)15/19 MPG19/28 MPG
Audio (watts, speakers)665, 14500, 11
Tire (rear if not all the same)285/40-21235/40-18
Total Price$139,080$81,690
Adjustments for Features-3,6550
Feature-Adjusted Total Price$135,425$81,690

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Features Comparison: Porsche Cayenne vs. Mercedes-Benz SLK

Model Year20202016
ModelCayenneSLK
TrimTurboAMG SLK55
Body4dr SUV2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
7-speed manually-shiftable automatic $1200
AWD$1700 
RWD $0
Accessories 
Air compressor$35 
Power liftgate$350 
Power rear side windows$200 
Remote window/roof operation $15
Semi-automated parking system $500
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Blind spot warning system $200
Driver drowsiness monitor $150
Hill descent control$250 
Knee airbag, passenger $75
Rear side airbags$300 
Roll bar $200
Rollover sensor$50 
Secondary collision brake assist$25 
Cargo Management 
Air-conditioned storage compartment$50 
Cargo cover$75 
Cargo net$40 
Liftglass or two-piece tailgate$150 
Rear seat pass-through$100 
Storage compartment under front seat(s)$50 
Climate Control 
Automatic air recirculation$100 
Rear air vents$100 
Rear wiper$175 
Water-repellent front-door glass$15 
Drivetrain 
Limited-slip rear differential$300 
Lockable center differential$150 
Lockable rear differential$150 
Engine / Motor 
Regenerative braking$0 
Exterior 
Active grille shutters$0 
Body kit $0
Bodyside cladding$350 
Deep-tinted rear windows$275 
Glass roof panel(s) $300
Power retractable hardtop $6750
Sunroof$900 
Infotainment 
4G LTE connectivity$0 
Apple CarPlay support$100 
DVD-Audio-compatible player$0 
DVD-compatible player $0
Handwriting recognition$200 
Off-road navigation system$0 
SD Card slot $25
SMS text-to-speech reader $25
Telematics service, such as OnStar$200 
Telematics service, such as OnStar, with navigation $225
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Boost gauge$75 
Cornering lights$50 
Fog lights$125 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Intersection assist$25 
LED headlights$1000 
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Xenon HID headlights $500
Seats and Interior Trim 
Automatic seat bolsters, driver$300 
Automatic seat bolsters, front passenger$300 
Center armrest(s), second row$50 
Folding second row seats$300 
Heated second row seats$200 
Manual fore-aft adjuster, second row seats$75 
Manual recliner, second row seats$75 
Neck-level heating, front seats $150
No leather in second row $-300
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 headliner$650 
Synthetic suede inserts in leather seating surfaces $0
Upholstered instrument panel, leather$1000 
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000 
Electronic systems calibration selector$200 
Sport suspension (upgrade) $0
Total Value of Features$13,740$10,085
Value of Feature Adjustments$3,655$0
Value of Feature Adjustments-350

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Specifications Comparison: Porsche Cayenne vs. Mercedes-Benz SLK

Model Year20202016
ModelCayenneSLK
Body4dr SUV2dr Hardtop conv.
Wheelbase114.0 in95.7 in
Length193.7 in162.8 in
Width78.1 in71.5 in
Height66.8 in51.2 in
Curb Weight5,056 lb.3,528 lb.
Fuel Capacity23.7 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
27.2 ft36.4 ft3
Cargo Volume,
Maximum
60.0 ft310.1 ft3

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Option Package Details
Porsche Cayenne Turbo

Porsche Connect Plus
FeatureValueRequested?
Traffic information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50No
4G LTE connectivity0No
Navigation map updates, three years0Yes
Telematics service, such as OnStar200Yes
App support0Yes
Remote app25Yes
Apple CarPlay support100No
Total Requested40073%
Total Not Requested15027%

Option Package Details
Mercedes-Benz SLK AMG SLK55

Premium 2 Package
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Blind spot warning system200No
Navigation map updates, three years0Yes
DVD-compatible player0No
Media drive15Yes
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150Yes
App support0Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested121584%
Total Not Requested22516%
Premium 3 Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Lane departure warning system200Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Parking guidance system - active500No
Total Requested110069%
Total Not Requested50031%

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