Porsche Cayenne Porsche Cayenne 2009 Mercedes-Benz SLK Mercedes-Benz SLK 2007

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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: $53,720

Mercedes-Benz SLK SLK280   
Difference: $5,600

Lowest Total Invoice: $50,012

Mercedes-Benz SLK SLK280   
Difference: $560

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092009200920092009200720072007
ModelCayenneCayenneCayenneCayenneCayenneSLKSLKSLK
TrimBaseSGTSTurboTurbo SSLK280SLK350SLK55 AMG
Body4dr SUV4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $44,600 $59,400 $70,900 $97,700 $123,600 $43,350 $47,400 $62,500
Base Invoice $37,910 $50,490 $60,265 $83,045 $105,060 $40,316 $44,082 $58,125
Automatic climate control, front 550         710 710 710
Xenon/HID headlights 1,560 1,560 1,560          
Comfort Package 1,290 1,290            
Light Comfort Package 610 610 610 610 610      
Metallic paint (extra cost) 710 710 710     700 700 700
Floor mats 140 140 140 140 140      
CD changer, remote 650 650 650 650 650 440 440 440
Bluetooth cell phone link 695 695 695 695 695 925 925 925
Navigation system 3,300 3,300 3,300     1,200 1,200 1,200
Wood trim 1,040 1,385   345 345      
Wood/leather-wrapped steering wheel 240 240   240 0      
Heated front seats 690 690 690          
Satellite radio 750 750 750 750 750      
Body kit 1,390 1,390   1,390 1,390      
Front sport buckets 130 130            
Premium II Package           3,650 3,650 1,400
Heating Package           970 970  
Lighting Package           1,000 1,000 1,000
Appearance Package             990  
Automatic climate control, front 468         660 660 660
Xenon/HID headlights 1,326 1,326 1,326          
Comfort Package 1,097 1,097            
Light Comfort Package 519 519 519 519 519      
Metallic paint (extra cost) 604 604 604     650 650 650
Floor mats 119 119 119 119 119      
CD changer, remote 553 553 553 553 553 409 409 409
Bluetooth cell phone link 591 591 591 591 591 860 860 860
Navigation system 2,805 2,805 2,805     1,116 1,116 1,116
Wood trim 884 1,177   293 293      
Wood/leather-wrapped steering wheel 204 204   204 0      
Heated front seats 587 587 587          
Satellite radio 638 638 638 638 638      
Body kit 1,182 1,182   1,182 1,182      
Front sport buckets 110 110            
Premium II Package           3,394 3,394 1,302
Heating Package           902 902  
Lighting Package           930 930 930
Appearance Package             921  
Options (change) 13,745 13,540 9,105 4,820 4,580 9,595 10,585 6,375
Options (change) 11,687 11,512 7,742 4,099 3,895 8,921 9,842 5,927
Destination 975 975 975 975 975 775 775 775
Gas Tax 0 0 0 0 0 0 0 1,300
Total Price $59,320 $73,915 $80,980 $103,495 $129,155 $53,720 $58,760 $70,950
Total Invoice $50,572 $62,977 $68,982 $88,119 $109,930 $50,012 $54,699 $66,127

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

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

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK280
TrueDelta Adjusted Price Difference: $6,945
TrueDelta Adjusted Invoice Difference: $1,812
Model Year20092009200920092009200720072007
ModelCayenneCayenneCayenneCayenneCayenneSLKSLKSLK
TrimBaseSGTSTurboTurbo SSLK280SLK350SLK55 AMG
Body4dr SUV4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine290hp V6385hp V8405hp V8500hp V8550hp V8228hp V6268hp V6355hp V8
TransmissionM6T6M6T6T6M6M6T7
DrivetrainAWD w/4LAWD w/4LAWD w/4LAWD w/4LAWD w/4LRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)100, 12100, 12100, 12410, 14410, 14380, 11380, 11380, 11
Tire (rear if not all the same)235/65-17255/55-18295/35-21275/45-19295/35-21205/55-16225/45-17225/40-18
Total Price$59,320$73,915$80,980$103,495$129,155$53,720$58,760$70,950
Adjustments for Features0-1,050-1,975-4,550-5,125-1,345-1,645-2,645
Feature-Adjusted Total Price$59,320$72,865$79,005$98,945$124,030$52,375$57,115$68,305
Cost Above Minimum$0$13,545$19,685$39,625$64,710$0$4,740$15,930
Total Invoice$50,572$62,977$68,982$88,119$109,930$50,012$54,699$66,127
Adjustments for Features0-895-1,682-3,874-4,362-1,252-1,531-2,465
Feature-Adjusted Total Invoice$50,572$62,082$67,300$84,245$105,568$48,760$53,168$63,662
Cost Above Minimum$0$11,510$16,728$33,673$54,996$0$4,408$14,902

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Features Comparison: Porsche Cayenne vs. Mercedes-Benz SLK

Model Year20092009200920092009200720072007
ModelCayenneCayenneCayenneCayenneCayenneSLKSLKSLK
TrimBaseSGTSTurboTurbo SSLK280SLK350SLK55 AMG
Body4dr SUV4dr SUV4dr SUV4dr SUV4dr SUV2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150 $150  $150$150 
6-speed manually-shiftable automatic $1100 $1100$1100   
7-speed manually-shiftable automatic       $1200
AWD w/low range$2200$2200$2200$2200$2200   
RWD     $0$0$0
Accessories 
Air compressor$35$35$35$35$35   
Heated steering wheel  $100     
Power liftgate$350$350$350$350$350   
Power rear side windows$200$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$250   
Knee airbag, driver     $75$75$75
Knee airbag, passenger     $75$75$75
Obstacle detection, front   $150$150   
Obstacle detection, rear   $250$250   
Rollover sensor$50$50$50$50$50   
Side curtain airbags$350$350$350$350$350   
Tire-pressure monitor$75$75$75$75$75   
Cargo Management 
Air-conditioned storage compartment$50$50$50$50$50   
Cargo cover$75$75$75$75$75   
Cargo net$40$40$40$40$40   
Overhead sunglass holder$25$25$25$25$25   
Rear seat pass-through$100$100$100$100$100   
Ski sack$50$50$50$50$50   
Storage compartment under front seat(s)   $50$50   
Climate Control 
Rear air vents$100$100$100$100$100   
Rear wiper$175$175$175$175$175   
Water-repellent front-door glass$15$15$15$15$15   
Drivetrain 
Lockable center differential$150$150$150$150$150   
Engine / Motor 
Dual-mode exhaust, switchable  $500     
Exterior 
Body kit$0$0$0$0$0  $0
Deep-tinted rear windows$275$275$275$275$275   
Power retractable hardtop     $6750$6750$6750
Rear spoiler$200$200$200$200$200  $200
Wheel-lip moldings  $75 $75   
Infotainment 
Aux input     $50$50$50
DVD-compatible player$0$0$0$0$0   
MP3-compatible player$50$50$50$50$50   
Off-road navigation system$0$0$0     
Surround sound   $250$250$250$250$250
Telematics service, such as OnStar     $200$200$200
Traffic information$25$25$25$25$25   
Voice control for nav and audio   $100$100   
Instruments, Lights, and Mirrors 
Analog clock     $25$25$25
Auto-dimming passenger-side mirror$75$75$75$75$75   
Illuminated visor mirror, driver$50$50$50$50$50   
Illuminated visor mirror, passenger$50$50$50$50$50   
Power-folding mirrors$50$50$50$50$50   
Steering-linked headlights$150$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
Center armrest(s), second row$50$50$50$50$50   
Folding second row seats$300$300$300$300$300   
Heated second row seats   $200$200   
Leather-wrapped steering wheel  $150  $150 $150
Neck-level heating, front seats     $150$150 
Power 4-way lumbar adjuster, driver seat$150$150$150$150$150   
Power 4-way lumbar adjuster, passenger seat$150$150$150$150$150   
Power seat belt height adjusters, front row$25$25$25$25$25   
Synthetic suede inserts in leather seating surfaces  $0    $0
Upholstered instrument panel, leather   $1000$1000   
Wood trim$300$300 $300$300 $300 
Wood/leather-wrapped steering wheel$150$150 $150$150 $150 
Suspension, Wheels, and Tires 
Active stabilizer bars    $500   
Adaptive dampers - electrical  $500$500$500   
Air suspension, auto-leveling and height adjustable  $1000$1000$1000   
Electronic systems calibration selector$200$200$200$200$200   
Sport suspension (upgrade)       $0
Transmission 
Steering-wheel-mounted transmission controls $100 $100$100  $100
Total Value of Features$6,690$7,740$8,665$11,240$11,815$8,035$8,335$9,335
Value of Feature Adjustments$0$1,050$1,975$4,550$5,125$1,345$1,645$2,645
Value of Feature Adjustments0-895-1,682-3,874-4,362-1,252-1,531-2,465

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Specifications Comparison: Porsche Cayenne vs. Mercedes-Benz SLK

Model Year20092007
ModelCayenneSLK
Body4dr SUV2dr Hardtop conv.
Wheelbase112.4 in95.7 in
Length188.9 in160.7 in
Width76.0 in70.4 in
Height66.9 in51.0 in
Curb Weight4,763 lb.3,210 lb.
Fuel Capacity26.4 gal.18.5 gal.
Row 1 Headroom39.7 in37.9 in
Row 1 Shoulder Room58.5 in52.2 in
Row 1 Hip Room57.4 in54.6 in
Row 1 Legroom40.6 in42.5 in
Row 2 Headroom38.9 in0.0 in
Row 2 Shoulder Room56.7 in0.0 in
Row 2 Hip Room53.3 in0.0 in
Row 2 Legroom36.0 in0.0 in
Cargo Volume,
Minimum
19.1 ft36.5 ft3
Cargo Volume,
Maximum
62.5 ft39.8 ft3

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Option Package Details
Porsche Cayenne

Xenon/HID headlights
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested60080%
Total Not Requested15020%
Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Memory system, driver seat200Yes
Memory system, passenger seat150Yes
Mirror tilt-down in reverse25Yes
Power seatbelt height adjusters, front row25No
Total Requested47595%
Total Not Requested255%
Light Comfort Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested22575%
Total Not Requested7525%

Option Package Details
Porsche Cayenne S

Xenon/HID headlights
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested60080%
Total Not Requested15020%
Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Memory system, driver seat200Yes
Memory system, passenger seat150Yes
Mirror tilt-down in reverse25Yes
Power seatbelt height adjusters, front row25No
Total Requested47595%
Total Not Requested255%
Light Comfort Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested22575%
Total Not Requested7525%

Option Package Details
Porsche Cayenne GTS

Xenon/HID headlights
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested60080%
Total Not Requested15020%
Light Comfort Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested22575%
Total Not Requested7525%

Option Package Details
Porsche Cayenne Turbo

Light Comfort Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested22575%
Total Not Requested7525%

Option Package Details
Porsche Cayenne Turbo S

Light Comfort Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested22575%
Total Not Requested7525%

Option Package Details
Mercedes-Benz SLK SLK280

Premium II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50No
Power height adjuster, driver seat50Yes
Interior ambient lighting150No
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
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
Tilt/telescoping steering wheel, power100Yes
Remote window/roof operation15No
Power fore-aft adjuster, driver seat100Yes
Mirror tilt-down in reverse25Yes
Total Requested202578%
Total Not Requested56522%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK SLK350

Premium II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50No
Power height adjuster, driver seat50Yes
Interior ambient lighting150No
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
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
Tilt/telescoping steering wheel, power100Yes
Remote window/roof operation15No
Power fore-aft adjuster, driver seat100Yes
Mirror tilt-down in reverse25Yes
Total Requested202578%
Total Not Requested56522%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Appearance Package
FeatureValueRequested?
Wood trim300Yes
225/45ZR17 tires200No
Wood/leather-wrapped steering wheel0Yes
245/40ZR17 tires200No
Total Requested30043%
Total Not Requested40057%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
Premium II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50No
Total Requested25038%
Total Not Requested40062%

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