2011 Audi R8 vs. 2011 Porsche 911
In comparing the 2011 Audi R8's and the 2011 Porsche 911's specifications and ratings, the 2011 Audi R8 has the advantage in the area of base engine power. The 2011 Porsche 911 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 Porsche 911's specifications and ratings, the 2011 Porsche 911 is a better car than the 2011 Audi R8.
2011 Audi R8 vs. 2011 Porsche 911 Pricing
A used 2011 Audi R8 ranges from $71,239 to $117,634 while a used 2011 Porsche 911 is priced between $48,974 to $119,425.
2011 Audi R8 vs. 2011 Porsche 911 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 Porsche 911 loses 26.7 percent of its value. This means the 2011 Porsche 911 retains 21.2 percentage points more of its value and has the advantage of higher resale value versus the 2011 Audi R8.
2011 Audi R8 vs. 2011 Porsche 911 Quality Rating
The iSeeCars Overall Quality rating for the Audi R8 is 7.2 out of 10 while the Porsche 911's quality rating is 8.2 out of 10. This results in the Audi R8 being ranked 11 out of 26 Best Luxury Convertibles and the Porsche 911 being ranked 2 out of 26. Out of 40 Best Luxury Sports Cars, the Audi R8 is ranked 20 and the Porsche 911 is ranked 5.
2011 Audi R8 vs. 2011 Porsche 911 Reliability Rating
iSeeCars’ Reliability Rating for the Audi R8 is 7.5 out of 10. For the Porsche 911 the reliability rating is 7.9 out of 10. This gives the Porsche 911 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 Porsche 911 base engine makes 345 horsepower. The R8 is rated to deliver an average of 14 miles per gallon, with a highway range of 476 miles. The 911 is rated to deliver an average of 21 miles per gallon, with a highway range of 439 miles.This gives the 2011 Porsche 911 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:
48974 - 119425
5-Year Depreciation (lower is better):
0.26718
Audi R8 Scores & Rankings
Overall Score:
7.15 / 10
Reliability:
7.5 / 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
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 / 30Porsche 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, Coupe
Available Body Styles
Convertible, Coupe
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 Porsche 911 Trim Levels
Carrera, Carrera 4, Carrera 4S, Carrera GTS, Carrera S, Turbo, Turbo S, GT2 RS, GT3, GT3 RS, Targa 4, Targa 4S
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:
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:
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:
345 hp @ 6500 rpm
Torque:
288 foot-lbs @ 4400 rpm
Power-to-Weight Ratio (higher is better):
0.106 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:
3.6 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):
18 / 26 / 21
Range (city/hwy):
304 / 439 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
Available
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:
Available
Heated Steering Wheel:
N/A
Keyless Ignition:
N/A
Sunroof/Moonroof:
N/A
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:
37.8 inches
Front Leg Room:
Not yet available
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:
4.8 cubic feet
Overall Interior Volume:
68.0 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:
3263 lbs
Width:
71.2 inches
Height:
51.6 inches
Length:
175.6 inches
Wheelbase:
92.5 inches
Ground Clearance:
4.6 inches
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