Porsche Cayenne Porsche Cayenne 2012 Mercedes-Benz SLK Mercedes-Benz SLK 2009

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $56,925

Mercedes-Benz SLK SLK300   
Difference: $1,120

Calculate Payments

  Down Payment Interest Rate Term
Model Year2012201220122012200920092009
ModelCayenneCayenneCayenneCayenneSLKSLKSLK
TrimBaseSS HybridTurboSLK300SLK350SLK55 AMG
Body4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $48,200 $65,000 $69,000 $107,100 $45,950 $50,950 $65,700
18-way adaptive power front seats 2,205            
Light Comfort Package 250 250 250 250      
Auto-dimming mirrors 420            
Xenon/HID headlights 1,860            
Satellite radio 750 750 750 750      
Heated front seats 525            
Illuminated door sill trim plates 1,420 1,420 1,420 1,420 700 700  
CD changer, in-dash 650 650 650 650      
Metallic paint (extra cost) 790 790 790   720 720 720
Convenience Package   4,520 4,520        
14-way power front seats   1,335 1,335        
Voice control for nav and audio   595 595 595      
Lighting Package         1,030 1,030 1,030
Multimedia Package         2,980 2,980 2,980
Heating Package         990 990  
Premium I Package         2,950 2,950  
Automatic climate control, front         730 730 730
18-way adaptive power front seats 0            
Light Comfort Package 0 0 0 0      
Auto-dimming mirrors 0            
Xenon/HID headlights 0            
Satellite radio 638 638 638 638      
Heated front seats 0            
Illuminated door sill trim plates 0 0 0 0 651 651  
CD changer, in-dash 0 0 0 0      
Metallic paint (extra cost) 0 0 0   670 670 670
Convenience Package   0 0        
14-way power front seats   0 0        
Voice control for nav and audio   506 506 506      
Lighting Package         958 958 958
Multimedia Package         2,771 2,771 2,771
Heating Package         921 921  
Premium I Package         2,744 2,744  
Automatic climate control, front         679 679 679
Options (change) 8,870 10,310 10,310 3,665 10,100 10,100 5,460
Options (change) 638 1,144 1,144 1,144 9,394 9,394 5,078
Destination 975 975 975 975 875 875 875
Gas Tax 0 0 0 0 0 0 1,000
Total Price $58,045 $76,285 $80,285 $111,740 $56,925 $61,925 $73,035

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Porsche Cayenne dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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

Lowest Adjusted Price: Mercedes-Benz SLK SLK300
Lowest Adjusted Invoice: Porsche Cayenne
TrueDelta Adjusted Price Difference: $2,205
TrueDelta Adjusted Invoice Difference: $50,380
Model Year2012201220122012200920092009
ModelCayenneCayenneCayenneCayenneSLKSLKSLK
TrimBaseSS HybridTurboSLK300SLK350SLK55 AMG
Body4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine300hp V6400hp V8380hp V6 H500hp V8228hp V6300hp V6355hp V8
TransmissionM6T8T8T8M6T7T7
DrivetrainAWDAWDAWDAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)100, 10235, 11235, 11585, 14380, 11380, 11380, 11
Tire (rear if not all the same)255/55-18255/55-18255/55-18265/50-19225/45-17225/45-17225/40-18
Total Price$58,045$76,285$80,285$111,740$56,925$61,925$73,035
Adjustments for Features0-2,240-2,040-6,590-1,085-2,135-2,285
Feature-Adjusted Total Price$58,045$74,045$78,245$105,150$55,840$59,790$70,750
Cost Above Minimum$0$16,000$20,200$47,105$0$3,950$14,910

Return to top

Features Comparison: Porsche Cayenne vs. Mercedes-Benz SLK

Model Year2012201220122012200920092009
ModelCayenneCayenneCayenneCayenneSLKSLKSLK
TrimBaseSS HybridTurboSLK300SLK350SLK55 AMG
Body4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150   $150  
8-speed manually-shiftable automatic $1300$1300$1300   
7-speed manually-shiftable automatic     $1200$1200
AWD$1700$1700$1700$1700   
RWD    $0$0$0
Accessories 
Air compressor$35$35$35$35   
Heated steering wheel   $100   
Power liftgate$350$350$350$350   
Power rear side windows$200$200$200$200   
Remote window/roof operation    $15$15$15
Wind blocker, small    $100$100$100
Brakes, Airbags, and Other Safety 
Hill descent control$250$250$250$250   
Knee airbag, passenger    $75$75$75
Obstacle detection, front   $150   
Obstacle detection, rear   $250   
Rear side airbags$300$300$300$300   
Rollover sensor$50$50$50$50   
Side curtain airbags$350$350$350$350   
Temporary spare tire$150$150 $150$150$150$150
Torque vectoring, brake-based  $100    
Cargo Management 
Air-conditioned storage compartment$50$50$50$50   
Cargo cover$75$75$75$75   
Cargo net$40$40$40$40   
Liftglass or two-piece tailgate$150$150$150$150   
Rear seat pass-through$100$100$100$100   
Storage compartment under front seat(s)$50$50$50$50   
Climate Control 
Automatic air recirculation$100$100$100$100   
Rear air vents$100$100$100$100   
Rear wiper$175$175$175$175   
Water-repellent front-door glass$15$15$15$15   
Drivetrain 
Lockable center differential$150$150 $150   
Engine / Motor 
Automatic start / stop $150$150$150   
Exterior 
Body kit      $0
Bodyside cladding$350$350$350$350   
Deep-tinted rear windows$275$275$275$275   
Power retractable hardtop    $6750$6750$6750
Rear spoiler$200$200$200$200  $200
Sunroof $900$900$900   
Infotainment 
DVD-Audio-compatible player$0$0$0$0   
DVD-compatible player    $0$0$0
iPod integration    $100$100$100
Media drive $15$15$15$15$15$15
Navigation system $600$600$600$600$600$600
Off-road navigation system $0$0$0   
SD Card slot    $25$25$25
Surround sound   $250$250$250$250
Telematics service, such as OnStar    $200$200$200
USB port $25$25$25   
Voice control for nav and audio $100$100$100$100$100$100
Instruments, Lights, and Mirrors 
Analog clock    $25$25$25
Auto-dimming passenger-side mirror$75$75$75$75   
Illuminated visor mirror, driver$50$50$50$50   
Illuminated visor mirror, passenger$50$50$50$50   
Power-folding mirrors$50$50$50$50   
Steering-linked headlights$150$150$150$150   
Turn signals on or near mirrors    $25$25$25
Visor mirror, driver    $10$10$10
Visor mirror, passenger    $10$10$10
Seats and Interior Trim 
Aluminum trim   $100  $100
Automatic seat bolsters, driver$300  $300   
Automatic seat bolsters, front passenger$300  $300   
Center armrest(s), second row$50$50$50$50   
Door sill trim plates      $100
Folding second row seats$300$300$300$300   
Heated second row seats   $200   
Illuminated door sill trim plates$200$200$200$200$200$200 
Manual fore-aft adjuster, second row seats$75$75$75$75   
Manual recliner, second row seats$75$75$75$75   
Metal pedals    $75$75$75
Neck-level heating, front seats    $150$150 
No leather in second row    $-300$-300$-300
Power thigh bolsters, driver seat$100  $100   
Power thigh bolsters, passenger seat$100  $100   
Power thigh support length adjuster, driver seat$100$100$100$100   
Power thigh support length adjuster, passenger seat$100$100$100$100   
Synthetic suede inserts in leather seating surfaces      $0
Upholstered instrument panel, leather   $1000   
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500   
Air suspension, auto-leveling and height adjustable   $1000   
Electronic systems calibration selector$200$200$200$200   
Sport suspension (upgrade)      $0
Transmission 
Steering-wheel-mounted transmission controls $100$100$100  $100
Total Value of Features$7,640$9,880$9,680$14,230$8,725$9,775$9,925
Value of Feature Adjustments$0$2,240$2,040$6,590$1,085$2,135$2,285
Value of Feature Adjustments0-62-54-125-1,010-1,988-2,129

Return to top

Specifications Comparison: Porsche Cayenne vs. Mercedes-Benz SLK

Model Year20122009
ModelCayenneSLK
Body4dr SUV2dr Hardtop conv.
Wheelbase114.0 in95.7 in
Length190.8 in160.7 in
Width76.3 in70.4 in
Height67.4 in51.0 in
Curb Weight4,399 lb.3,210 lb.
Fuel Capacity22.4 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
23.7 ft36.5 ft3
Cargo Volume,
Maximum
62.9 ft39.8 ft3

Return to top

Option Package Details
Porsche Cayenne

18-way adaptive power front seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Automatic seat bolsters, driver300No
Power thigh bolsters, passenger seat100No
Automatic seat bolsters, front passenger300No
Front sport buckets100Yes
Tilt/telescoping steering wheel, power100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Memory system, passenger seat150Yes
Perimeter approach lighting25No
Mirror tilt-down in reverse25Yes
Total Requested87546%
Total Not Requested102554%
Light Comfort Package
FeatureValueRequested?
Perimeter approach lighting25No
Interior ambient lighting150Yes
Total Requested15086%
Total Not Requested2514%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested22575%
Total Not Requested7525%
Xenon/HID headlights
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested60080%
Total Not Requested15020%

Option Package Details
Porsche Cayenne S

Convenience Package
FeatureValueRequested?
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Navigation system600Yes
Off-road navigation system0No
Media drive, large15Yes
USB port25Yes
Unbranded, 235W, 11 speakers (with subwoofer)350No
Total Requested166574%
Total Not Requested57526%
14-way power front seats
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, passenger seat150Yes
Perimeter approach lighting25No
Mirror tilt-down in reverse25Yes
Total Requested57572%
Total Not Requested22528%
Light Comfort Package
FeatureValueRequested?
Perimeter approach lighting25No
Interior ambient lighting150Yes
Total Requested15086%
Total Not Requested2514%

Option Package Details
Porsche Cayenne S Hybrid

Convenience Package
FeatureValueRequested?
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Navigation system600Yes
Off-road navigation system0No
Media drive, large15Yes
USB port25Yes
Unbranded, 235W, 11 speakers (with subwoofer)350No
Total Requested166574%
Total Not Requested57526%
14-way power front seats
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, passenger seat150Yes
Perimeter approach lighting25No
Mirror tilt-down in reverse25Yes
Total Requested57572%
Total Not Requested22528%
Light Comfort Package
FeatureValueRequested?
Perimeter approach lighting25No
Interior ambient lighting150Yes
Total Requested15086%
Total Not Requested2514%

Option Package Details
Mercedes-Benz SLK SLK300

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
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%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Premium I Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150Yes
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Remote window/roof operation15No
Mirror tilt-down in reverse25Yes
Interior ambient lighting150Yes
iPod integration100Yes
Total Requested232599%
Total Not Requested151%

Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
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%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Premium I Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150Yes
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Remote window/roof operation15No
Mirror tilt-down in reverse25Yes
Interior ambient lighting150Yes
iPod integration100Yes
Total Requested232599%
Total Not Requested151%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
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%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all SUVs
See TrueDelta's information for all Porsche models.