Mercedes-Benz SL Mercedes-Benz SL 2017 Porsche Cayenne Porsche Cayenne 2018

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

Join Us

Mercedes-Benz SL vs. Porsche Cayenne 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 Cayenne Invoice Comparison

Lowest Total Price: $165,575

Mercedes-Benz SL AMG SL63   
Difference: $7,135

Calculate Payments

  Down Payment Interest Rate Term
Model Year20172018
ModelSLCayenne
TrimAMG SL63Turbo S
Body2dr Hardtop conv.4dr SUV
Base Price $151,350 $161,600
Black exterior trim (optional) 750  
Ceramic brake rotors 8,950  
Color seat belts 300 660
Power door closers 450 780
Wheels, dark finish 2,200 0
Wood trim 0 0
Wood/leather-wrapped steering wheel 650 370
Porsche Connect Plus   1,250
Comfort Lighting Package   330
Voice control for nav and audio   0
Cooled or ventilated front seats   790
Proximity key   890
Illuminated door sill trim plates   1,110
Rearview camera   660
Dual-mode exhaust, switchable   3,220
Black exterior trim (optional) 698  
Ceramic brake rotors 8,324  
Color seat belts 279 0
Power door closers 419 0
Wheels, dark finish 2,046 0
Wood trim 0 0
Wood/leather-wrapped steering wheel 605 0
Porsche Connect Plus   0
Comfort Lighting Package   0
Voice control for nav and audio   0
Cooled or ventilated front seats   0
Proximity key   0
Illuminated door sill trim plates   0
Rearview camera   0
Dual-mode exhaust, switchable   0
Options (change) 13,300 10,060
Options (change) 12,371 0
Destination 925 1,050
Total Price $165,575 $172,710

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 Mercedes-Benz SL dealer quotes or Porsche Cayenne 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: Mercedes-Benz SL vs. Porsche Cayenne

Lowest Adjusted Price: Mercedes-Benz SL AMG SL63
Lowest Adjusted Invoice: Porsche Cayenne Turbo S
TrueDelta Adjusted Price Difference: $13,070
TrueDelta Adjusted Invoice Difference: $147,480
Model Year20172018
ModelSLCayenne
TrimAMG SL63Turbo S
Body2dr Hardtop conv.4dr SUV
Engine577hp V8570hp V8
TransmissionT7T8
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/25 MPG14/21 MPG
Audio (watts, speakers)600, 11665, 14
Tire (rear if not all the same)255/35-19295/35-21
Total Price$165,575$172,710
Adjustments for Features-5,9350
Feature-Adjusted Total Price$159,640$172,710

Return to top

Features Comparison: Mercedes-Benz SL vs. Porsche Cayenne

Model Year20172018
ModelSLCayenne
TrimAMG SL63Turbo S
Body2dr Hardtop conv.4dr SUV
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
8-speed manually-shiftable automatic $1300
RWD$0 
AWD $1700
Accessories 
Air compressor $35
Hands-free trunk or liftgate$100 
Heated steering wheel $100
Power liftgate $350
Power rear side windows $200
Power trunk closer$350 
Remote window/roof operation$15 
Semi-automated parking system$500 
Wind blocker, power small$300 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Auto-raising roll bars / headrests$500 
Automatic braking, high-speed or partial$200 
Automatic braking, low-speed$200 
Brake- or yaw-sensor-initiated collision preparation system$0 
Driver drowsiness monitor$150 
Forward collision warning$200 
Hill descent control $250
Knee airbag, passenger$75 
Rear side airbags $300
Rollover sensor $50
Secondary collision brake assist $25
Cargo Management 
Cargo cover $75
Cargo net $40
Liftglass or two-piece tailgate $150
Rear seat pass-through $100
Climate Control 
Adaptive windshield washer system$0 
Heated washer fluid system$50 
Heated windshield washer nozzles $15
Rear air vents $100
Rear wiper $175
Washer fluid outlets in wiper blade$100 
Water-repellent front-door glass $15
Wiper de-icer$25 
Drivetrain 
Lockable center differential $150
Lockable rear differential $150
Engine / Motor 
Raised top speed limiter$0 
Regenerative braking $0
Exterior 
Active grille shutters $0
Bodyside cladding $350
Deep-tinted rear windows $275
Glass roof panel(s)$300 
Power retractable hardtop$6750 
Sunroof $900
Wheel-lip moldings $75
Infotainment 
4G LTE connectivity $0
Android Auto support$100 
DVD-Audio-compatible player $0
DVD-compatible player$0 
Handwriting recognition $200
iPod integration$100 
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 
USB port $25
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Boost gauge $75
Fog lights $125
Headlight washers $50
Interior ambient lighting $150
Interior ambient lighting, configurable$150 
Performance meter $150
Power-folding mirrors $50
Turn signals on or near mirrors$25 
Seats and Interior Trim 
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
Massage, driver seat$100 
Massage, passenger seat$100 
Neck-level heating, front seats$150 
No leather in second row$-300 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Suspension, Wheels, and Tires 
Active curve tilting$1000 
Active stabilizer bars $500
Adaptive dampers - electrical $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000 
Air suspension, auto-leveling and height adjustable $1000
Sport suspension (upgrade)$0 
Total Value of Features$16,815$10,880
Value of Feature Adjustments$5,935$0
Value of Feature Adjustments-5,5220

Return to top

Specifications Comparison: Mercedes-Benz SL vs. Porsche Cayenne

Model Year20172018
ModelSLCayenne
Body2dr Hardtop conv.4dr SUV
Wheelbase101.7 in114.0 in
Length182.3 in191.1 in
Width73.9 in78.7 in
Height51.2 in67.4 in
Curb Weight4,112 lb.4,838 lb.
Fuel Capacity19.8 gal.22.4 gal.
Row 1 Headroom39.1 in0.0 in
Row 1 Shoulder Room55.5 in0.0 in
Row 1 Legroom42.9 in0.0 in
Cargo Volume,
Minimum
8.5 ft323.7 ft3
Cargo Volume,
Maximum
13.5 ft362.9 ft3

Return to top

Option Package Details
Porsche Cayenne Turbo S

Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Heated steering wheel100No
Total Requested15060%
Total Not Requested10040%
Porsche Connect Plus
FeatureValueRequested?
Traffic information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50Yes
4G LTE connectivity0No
Navigation map updates, three years0Yes
Remote app25Yes
Apple CarPlay support100Yes
Telematics service, such as OnStar200Yes
App support0Yes
Total Requested550100%
Total Not Requested00%

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 Convertibles
See TrueDelta's information for all Mercedes-Benz models.