Mercedes-Benz SL Mercedes-Benz SL 2011 Porsche Cayman Porsche Cayman 2007

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Mercedes-Benz SL 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 SL vs. Porsche Cayman Invoice Comparison

Lowest Total Price: $64,295

Porsche Cayman   
Difference: $41,650

Lowest Total Invoice: $55,860

Porsche Cayman   
Difference: $42,821

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112011201120072007
ModelSLSLSLCaymanCayman
TrimSL550SL63 AMGSL65 AMGBaseS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hatch2dr Hatch
Base Price $102,600 $139,050 $198,750 $49,400 $58,900
Base Invoice $95,418 $129,316 $184,838 $43,075 $51,392
Obstacle detection, rear 1,170 1,170   530 530
Wood trim   0 0 890 890
Xenon HID headlights       1,090 1,090
Auto-dimming rearview mirror       690 690
Adaptive Sports Seats       3,055 3,055
CD changer, remote       650 650
Navigation system       3,070 3,070
Audio controls on steering wheel       990 990
Automatic climate control, front       550 550
Heated front seats       480 480
Floor mats       115 115
Adaptive dampers - electrical       1,990 1,990
Obstacle detection, rear 1,088 1,088   451 451
Wood trim   0 0 757 757
Xenon HID headlights       927 927
Auto-dimming rearview mirror       587 587
Adaptive Sports Seats       2,597 2,597
CD changer, remote       553 553
Navigation system       2,610 2,610
Audio controls on steering wheel       842 842
Automatic climate control, front       468 468
Heated front seats       408 408
Floor mats       98 98
Adaptive dampers - electrical       1,692 1,692
Options (change) 1,170 1,170 0 14,100 14,100
Options (change) 1,088 1,088 0 11,990 11,990
Destination 875 875 875 795 795
Gas Tax 1,300 2,600 2,600 0 0
Total Price $105,945 $143,695 $202,225 $64,295 $73,795
Total Invoice $98,681 $133,879 $188,313 $55,860 $64,177

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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 SL dealer quotes or Porsche Cayman dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Porsche Cayman
TrueDelta Adjusted Price Difference: $26,825
TrueDelta Adjusted Invoice Difference: $29,012
Model Year20112011201120072007
ModelSLSLSLCaymanCayman
TrimSL550SL63 AMGSL65 AMGBaseS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hatch2dr Hatch
Engine382hp V8518hp V8604hp V12245hp H6295hp H6
TransmissionT7T7T5M5M6
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)510, 10510, 10510, 1050, 4230, 7
Tire (rear if not all the same)255/40-18255/35-19255/35-19205/55-17235/40-18
Total Price$105,945$143,695$202,225$64,295$73,795
Adjustments for Features-14,825-15,525-16,5750-150
Feature-Adjusted Total Price$91,120$128,170$185,650$64,295$73,645
Cost Above Minimum$0$37,050$94,530$0$9,350
Total Invoice$98,681$133,879$188,313$55,860$64,177
Adjustments for Features-13,809-14,464-15,4350-130
Feature-Adjusted Total Invoice$84,872$119,415$172,878$55,860$64,047
Cost Above Minimum$0$34,543$88,006$0$8,187

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Features Comparison: Mercedes-Benz SL vs. Porsche Cayman

Model Year20112011201120072007
ModelSLSLSLCaymanCayman
TrimSL550SL63 AMGSL65 AMGBaseS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hatch2dr Hatch
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200$1200   
5-speed manually-shiftable automatic  $1000  
5-speed manual   $0 
6-speed manual    $150
RWD$0$0$0$0$0
Accessories 
Power trunk closer  $350  
Proximity key  $250  
Remote window/roof operation$15$15$15  
Tilt/telescoping steering wheel, manual   $250$250
Tilt/telescoping steering wheel, power$350$350$350  
Wind blocker, small$100$100$100  
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0$0  
Auto-raising roll bars / headrests$500$500$500  
Brake assist$50$50$50  
Knee airbag, driver$75$75$75  
Obstacle detection, front$150$150$150  
Cargo Management 
Air-conditioned storage compartment$50$50$50  
Cargo net   $40$40
Storage compartment under front seat(s)$50$50$50  
Climate Control 
Dual-zone climate control$125$125$125  
Residual heat$50$50$50  
Water-repellent front-door glass   $15$15
Wiper de-icer$25$25$25  
Engine / Motor 
Mid-engine configuration   $0$0
Exterior 
Body kit $0$0  
Glass roof panel(s)  $300  
Power retractable hardtop$6750$6750$6750  
Retractable rear spoiler   $400$400
Infotainment 
Aux input$50$50$50  
Bluetooth cell phone link$100$100$100  
CD changer, in-dash$325$325$325  
CD changer, remote   $200$200
CD player   $125$125
DVD-compatible player$0$0$0  
HD radio$50$50$50  
iPod integration$100$100$100  
Media drive$15$15$15  
MP3-compatible player$50$50$50  
Satellite radio$200$200$200  
Surround sound$250$250$250  
Telematics service, such as OnStar$200$200$200  
Traffic information$25$25$25  
Voice control for nav and audio$100$100$100  
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror   $75$75
Automatic headlights$125$125$125  
Cornering lights$50$50$50  
Mirror tilt-down in reverse$25$25$25  
Steering-linked headlights$150$150$150  
Turn signals on or near mirrors$25$25$25  
Seats and Interior Trim 
Cooled or ventilated front seats  $300  
Leather-wrapped steering wheel$150  $150$150
Massage, driver seat $100$100  
Massage, passenger seat $100$100  
Memory system, passenger seat$150$150$150  
Neck-level heating, front seats  $150  
Power 4-way lumbar adjuster, driver seat $150$150$150$150
Power 4-way lumbar adjuster, passenger seat $150$150  
Power headrest height adjuster, driver seat$50$50$50  
Power headrest height adjuster, passenger seat$50$50$50  
Power lumbar adjuster, driver seat$100    
Power lumbar adjuster, passenger seat$100    
Power seatback bolsters, driver seat $100$100$100$100
Power seatback bolsters, passenger seat $100$100$100$100
Power thigh bolsters, driver seat   $100$100
Power thigh bolsters, passenger seat   $100$100
Power thigh support length adjuster, driver seat$100$100$100  
Power thigh support length adjuster, passenger seat$100$100$100  
Synthetic suede steering wheel $150$150  
Upholstered instrument panel, leather$1000$1000$1000  
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500$500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000$4000$4000  
Sport suspension (upgrade) $0$0  
Transmission 
Launch control $100   
Steering-wheel-mounted transmission controls $100$100  
Total Value of Features$17,130$17,830$18,880$2,305$2,455
Value of Feature Adjustments$14,825$15,525$16,575$0$150
Value of Feature Adjustments-13,809-14,464-15,4350-130

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Specifications Comparison: Mercedes-Benz SL vs. Porsche Cayman

Model Year20112007
ModelSLCayman
Body2dr Hardtop conv.2dr Hatch
Wheelbase100.8 in95.1 in
Length180.4 in170.9 in
Width71.5 in70.9 in
Height51.1 in51.4 in
Curb Weight4,221 lb.2,966 lb.
Fuel Capacity21.1 gal.17.0 gal.
Row 1 Headroom37.7 in0.0 in
Row 1 Shoulder Room54.0 in0.0 in
Row 1 Hip Room53.9 in0.0 in
Row 1 Legroom42.9 in0.0 in
Cargo Volume,
Minimum
7.2 ft314.5 ft3
Cargo Volume,
Maximum
10.2 ft314.5 ft3

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Option Package Details
Porsche Cayman

Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
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
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested115085%
Total Not Requested20015%

Option Package Details
Porsche Cayman S

Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
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
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested115085%
Total Not Requested20015%

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