2011 Audi R8 vs. 2011 Mercedes-Benz SL-Class
When we compare the 2011 Audi R8's and the 2011 Mercedes-Benz SL-Class's specifications and ratings, the 2011 Audi R8 has the advantage in the area of base engine power. The 2011 Mercedes-Benz SL-Class has the advantage in the areas of typical lower range of pricing for used cars, and fuel efficiency, reliability, resale value and overall quality score. Based on this comparison of the 2011 Audi R8's and the 2011 Mercedes-Benz SL-Class's specifications and ratings, the 2011 Mercedes-Benz SL-Class is a better car than the 2011 Audi R8.
2011 Audi R8 vs. 2011 Mercedes-Benz SL-Class Pricing
A used 2011 Audi R8 ranges from $71,239 to $117,634 while a used 2011 Mercedes-Benz SL-Class is priced between $20,697 to $49,273.
2011 Audi R8 vs. 2011 Mercedes-Benz SL-Class Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2011 Audi R8 loses 47.9 percent of its value and the 2011 Mercedes-Benz SL-Class loses 47.2 percent of its value. This means the 2011 Mercedes-Benz SL-Class retains 0.7 percentage points more of its value and has the advantage of higher resale value versus the 2011 Audi R8.
2011 Audi R8 vs. 2011 Mercedes-Benz SL-Class Quality Rating
The iSeeCars Overall Quality rating for the Audi R8 is 7.2 out of 10 while the Mercedes-Benz SL-Class' quality rating is 7.4 out of 10. This results in the Audi R8 being ranked 11 out of 26 Best Luxury Convertibles and the Mercedes-Benz SL-Class being ranked 9 out of 26. Out of 40 Best Luxury Sports Cars, the Audi R8 is ranked 20 and the Mercedes-Benz SL-Class is ranked 16.
2011 Audi R8 vs. 2011 Mercedes-Benz SL-Class Reliability Rating
iSeeCars’ Reliability Rating for the Audi R8 is 7.5 out of 10. For the Mercedes-Benz SL-Class the reliability rating is 7.9 out of 10. This gives the Mercedes-Benz SL-Class a slight advantage in reliability compared to the Audi R8.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2011 Audi R8’s base engine makes 420 horsepower, and the 2011 Mercedes-Benz SL-Class base engine makes 382 horsepower. The R8 is rated to deliver an average of 14 miles per gallon, with a highway range of 476 miles. The SL-Class is rated to deliver an average of 17 miles per gallon, with a highway range of 464 miles.This gives the 2011 Mercedes-Benz SL-Class the advantage in fuel efficiency and the 2011 Audi R8 the advantage in maximum range. Both models use gasoline.
Pricing
New Asking Price:
-
Used Asking Price:
71239 - 117634
5-Year Depreciation (lower is better):
0.479101
Pricing
New Asking Price:
-
Used Asking Price:
20697 - 49273
5-Year Depreciation (lower is better):
0.472461
Audi R8 Scores & Rankings
Overall Score:
7.15 / 10
Reliability:
7.5 / 10
Retained Value:
6.8 / 10
Safety:
Not available
Mercedes-Benz SL-Class Scores & Rankings
Overall Score:
7.370637 / 10
Reliability:
7.941273 / 10
Retained Value:
6.8 / 10
Safety:
Not available
Audi R8 Rankings
Ranking
4 out of / 20Ranking
6 out of / 26Ranking
7 out of / 26Ranking
7 out of / 10Ranking
8 out of / 26Ranking
9 out of / 40Ranking
9 out of / 20Ranking
10 out of / 20Ranking
10 out of / 20Ranking
10 out of / 19Ranking
11 out of / 26Ranking
11 out of / 26Ranking
11 out of / 20Ranking
12 out of / 40Ranking
12 out of / 14Ranking
15 out of / 23Ranking
16 out of / 26Ranking
17 out of / 40Ranking
17 out of / 18Ranking
20 out of / 40Ranking
20 out of / 40Ranking
22 out of / 40Ranking
27 out of / 30Mercedes-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 / 40Available Body Styles
Convertible, Coupe
Available Body Styles
Convertible
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
2011 Audi R8 Trim Levels
4.2 quattro Spyder, 5.2 quattro Spyder, 4.2 quattro, 5.2 quattro
2011 Mercedes-Benz SL-Class Trim Levels
SL 550, SL 63 AMG, SL 65 AMG
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
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:
420 hp @ 7800 rpm
Torque:
317 foot-lbs @ 4500 rpm
Power-to-Weight Ratio (higher is better):
0.117 hp per pound
Base Drivetrain Specifications
Horsepower:
382 hp @ 6000 rpm
Torque:
391 foot-lbs @ 2800 rpm
Power-to-Weight Ratio (higher is better):
0.091 hp per pound
Engine Specifications
Engine Size:
4.2 liters
Engine Configuration:
V
Number of Cylinders:
8
Transmission:
Manual
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
11 / 20 / 14
Range (city/hwy):
262 / 476 miles
Recommended Fuel Type:
Gasoline
Engine Specifications
Engine Size:
5.5 liters
Engine Configuration:
V
Number of Cylinders:
8
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
14 / 22 / 17
Range (city/hwy):
295 / 464 miles
Recommended Fuel Type:
Gasoline
Standard/Optional Features
Heated Seats
Standard
Keyless Entry:
Standard
Leather Upholstery:
Standard
Navigation System:
Available
Adaptive Cruise Control:
N/A
Android Auto:
N/A
Apple Car Play:
N/A
Cooled/Ventilated Seats:
N/A
Heated Steering Wheel:
N/A
Keyless Ignition:
N/A
Sunroof/Moonroof:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Heated Seats
Standard
Keyless Entry:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Adaptive Cruise Control:
Available
Android Auto:
N/A
Apple Car Play:
N/A
Cooled/Ventilated Seats:
Available
Heated Steering Wheel:
Available
Keyless Ignition:
Standard
Sunroof/Moonroof:
Available
Wireless Smartphone Charging:
N/A
Safety Equipment
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Equipment
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
37.5 inches
Front Leg Room:
41 inches
Front Shoulder Room:
54.8 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
3.5 cubic feet
Overall Interior Volume:
Not yet available
Interior Dimensions
Front Head Room:
37.7 inches
Front Leg Room:
42.9 inches
Front Shoulder Room:
54 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
10.2 cubic feet
Overall Interior Volume:
57.8 cubic feet
Exterior Dimensions
Curb Weight:
3605 lbs
Width:
79.9 inches
Height:
49.3 inches
Length:
174.5 inches
Wheelbase:
104.3 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
4220 lbs
Width:
81.5 inches
Height:
51.1 inches
Length:
180.4 inches
Wheelbase:
100.8 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
235/35R19
Standard Wheel/Tire Information
Wheel Size:
Not yet available
Wheel Type:
Not yet available
Tire Size:
Not yet available