2016 Mercedes-Benz SL-Class vs. 2016 Porsche 911
In comparing the 2016 Mercedes-Benz SL-Class's and the 2016 Porsche 911's specifications and ratings, the 2016 Mercedes-Benz SL-Class has the advantage in the areas of typical lower range of pricing for used cars, and fuel efficiency and reliability. The 2016 Porsche 911 has the advantage in the areas of resale value, interior volume, overall quality score and base engine power. Based on this comparison of the 2016 Mercedes-Benz SL-Class's and the 2016 Porsche 911's specifications and ratings, the 2016 Porsche 911 is a better car than the 2016 Mercedes-Benz SL-Class.
2016 Mercedes-Benz SL-Class vs. 2016 Porsche 911 Pricing
A used 2016 Mercedes-Benz SL-Class ranges from $35,993 to $68,328 while a used 2016 Porsche 911 is priced between $80,109 to $152,808.
2016 Mercedes-Benz SL-Class vs. 2016 Porsche 911 Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2016 Mercedes-Benz SL-Class loses 47.2 percent of its value and the 2016 Porsche 911 loses 26.7 percent of its value. This means the 2016 Porsche 911 retains 20.5 percentage points more of its value and has the advantage of higher resale value versus the 2016 Mercedes-Benz SL-Class.
2016 Mercedes-Benz SL-Class vs. 2016 Porsche 911 Quality Rating
The iSeeCars Overall Quality rating for the Mercedes-Benz SL-Class is 7.4 out of 10 while the Porsche 911's quality rating is 8.2 out of 10. This results in the Mercedes-Benz SL-Class being ranked 9 out of 26 Best Luxury Convertibles and the Porsche 911 being ranked 2 out of 26. Out of 40 Best Luxury Sports Cars, the Mercedes-Benz SL-Class is ranked 16 and the Porsche 911 is ranked 5.
2016 Mercedes-Benz SL-Class vs. 2016 Porsche 911 Reliability Rating
iSeeCars’ Reliability Rating for the Mercedes-Benz SL-Class is 7.9 out of 10. For the Porsche 911 the reliability rating is 7.9 out of 10. This gives the Mercedes-Benz SL-Class a slight advantage in reliability compared to the Porsche 911.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2016 Mercedes-Benz SL-Class’s base engine makes 329 horsepower, and the 2016 Porsche 911 base engine makes 350 horsepower. The SL-Class is rated to deliver an average of 23 miles per gallon, with a highway range of 535 miles. The 911 is rated to deliver an average of 22 miles per gallon, with a highway range of 456 miles. This gives the 2016 Mercedes-Benz SL-Class the fuel efficiency and maximum range advantage over the 2016 Porsche 911. Both models use gasoline.
Passenger Space Comparison
While both models are sports cars, the 2016 Porsche 911 has the advantage of offering more interior volume, reflected in more The 2016 Mercedes-Benz SL-Class has the advantage in the areas of front head room, front shoulder room, front leg room, and cargo space.
Pricing
New Asking Price:
-
Used Asking Price:
35993 - 68328
5-Year Depreciation (lower is better):
0.472461
Pricing
New Asking Price:
-
Used Asking Price:
80109 - 152808
5-Year Depreciation (lower is better):
0.26718
Mercedes-Benz SL-Class Scores & Rankings
Overall Score:
7.370637 / 10
Reliability:
7.941273 / 10
Retained Value:
6.8 / 10
Safety:
Not available
Porsche 911 Scores & Rankings
Overall Score:
8.193415 / 10
Reliability:
7.88683 / 10
Retained Value:
8.5 / 10
Safety:
Not available
Mercedes-Benz SL-Class Rankings
Ranking
1 out of / 40Ranking
1 out of / 26Ranking
7 out of / 40Ranking
7 out of / 26Ranking
7 out of / 26Ranking
8 out of / 19Ranking
9 out of / 26Ranking
12 out of / 23Ranking
14 out of / 40Ranking
14 out of / 18Ranking
16 out of / 40Ranking
18 out of / 26Ranking
20 out of / 30Ranking
31 out of / 40Porsche 911 Rankings
Ranking
1 out of / 26Ranking
2 out of / 40Ranking
2 out of / 26Ranking
2 out of / 26Ranking
2 out of / 26Ranking
2 out of / 19Ranking
4 out of / 40Ranking
5 out of / 40Ranking
5 out of / 23Ranking
6 out of / 40Ranking
8 out of / 26Ranking
9 out of / 40Ranking
15 out of / 18Ranking
23 out of / 30Available Body Styles
Convertible
Available Body Styles
Convertible, Coupe
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
2016 Mercedes-Benz SL-Class Trim Levels
AMG SL 63, AMG SL 65, SL 400, SL 550
2016 Porsche 911 Trim Levels
Carrera, Carrera 4, Carrera 4 Black Edition, Carrera 4 GTS, Carrera 4S, Carrera Black Edition, Carrera GTS, Carrera S, Targa 4, Targa 4 GTS, Targa 4S, Turbo, Turbo S, GT3, GT3 RS, R
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years / 50000 miles
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years / 50000 miles
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specifications
Horsepower:
329 hp @ 5250 rpm
Torque:
354 foot-lbs @ 1600 rpm
Power-to-Weight Ratio (higher is better):
0.086 hp per pound
Base Drivetrain Specifications
Horsepower:
350 hp @ 7400 rpm
Torque:
287 foot-lbs @ 5600 rpm
Power-to-Weight Ratio (higher is better):
0.109 hp per pound
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
20 / 27 / 23
Range (city/hwy):
396 / 535 miles
Recommended Fuel Type:
Gasoline
Engine Specifications
Engine Size:
3.4 liters
Engine Configuration:
Flat/Horizontally Opposed
Number of Cylinders:
6
Transmission:
Manual
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
19 / 27 / 22
Range (city/hwy):
321 / 456 miles
Recommended Fuel Type:
Gasoline
Standard/Optional Features
Heated Seats
Standard
Heated Steering Wheel:
Standard
Keyless Entry:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Keyless Ignition:
Available
Android Auto:
N/A
Apple Car Play:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Heated Seats
Available
Heated Steering Wheel:
N/A
Keyless Entry:
Standard
Leather Upholstery:
Standard
Navigation System:
Available
Sunroof/Moonroof:
N/A
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Keyless Ignition:
Available
Android Auto:
N/A
Apple Car Play:
N/A
Wireless Smartphone Charging:
N/A
Safety Equipment
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Blind Spot Monitoring:
Available
Lane Departure Warning:
Available
Lane Keeping Assist:
Available
360-Degree Camera:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Equipment
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Blind Spot Monitoring:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
360-Degree Camera:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
39.1 inches
Front Leg Room:
42.9 inches
Front Shoulder Room:
55.5 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
13.5 cubic feet
Overall Interior Volume:
57.8 cubic feet
Interior Dimensions
Front Head Room:
38.4 inches
Front Leg Room:
41.6 inches
Front Shoulder Room:
51.5 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
5.6 cubic feet
Overall Interior Volume:
68.0 cubic feet
Exterior Dimensions
Curb Weight:
3836 lbs
Width:
82.6 inches
Height:
51.8 inches
Length:
181.6 inches
Wheelbase:
101.8 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
3197 lbs
Width:
71.2 inches
Height:
51.3 inches
Length:
176.8 inches
Wheelbase:
96.5 inches
Ground Clearance:
4.6 inches
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
P255/40R18
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
235/40ZR19