2011 Porsche 911 vs. 2011 Audi S5
When we compare the 2011 Porsche 911's and the 2011 Audi S5's specifications and ratings, the 2011 Porsche 911 has the advantage in the areas of fuel efficiency, resale value, overall quality score and base engine power. The 2011 Audi S5 has the advantage in the areas of typical lower range of pricing for used cars, reliability and interior volume. Based on this comparison of the 2011 Porsche 911's and the 2011 Audi S5's specifications and ratings, the 2011 Porsche 911 is a better car than the 2011 Audi S5.
2011 Porsche 911 vs. 2011 Audi S5 Pricing
A used 2011 Porsche 911 ranges from $48,974 to $119,425 while a used 2011 Audi S5 is priced between $10,849 to $24,794.
2011 Porsche 911 vs. 2011 Audi S5 Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2011 Porsche 911 loses 26.7 percent of its value and the 2011 Audi S5 loses 45.4 percent of its value. This means the 2011 Porsche 911 retains 18.6 percentage points more of its value and has the advantage of higher resale value versus the 2011 Audi S5.
2011 Porsche 911 vs. 2011 Audi S5 Quality Rating
The iSeeCars Overall Quality rating for the Porsche 911 is 8.2 out of 10 while the Audi S5's quality rating is 7.7 out of 10. This results in the Porsche 911 being ranked 2 out of 26 Best Luxury Convertibles and the Audi S5 being ranked 6 out of 26. Out of 40 Best Luxury Sports Cars, the Porsche 911 is ranked 5 and the Audi S5 is ranked 8.
2011 Porsche 911 vs. 2011 Audi S5 Reliability Rating
iSeeCars’ Reliability Rating for the Porsche 911 is 7.9 out of 10. For the Audi S5 the reliability rating is 8.5 out of 10. This gives the Audi S5 a slight advantage in reliability compared to the Porsche 911.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2011 Porsche 911’s base engine makes 345 horsepower, and the 2011 Audi S5 base engine makes 333 horsepower. The 911 is rated to deliver an average of 21 miles per gallon, while the S5 is rated to deliver an average of 20 miles per gallon. Both have a highway range of 439 miles. Both models use gasoline.
Passenger Space Comparison
While both models are sports cars, the 2011 Audi S5 has the advantage of offering more interior volume, reflected in more front head room, front shoulder room, and cargo space.
Pricing
New Asking Price:
-
Used Asking Price:
48974 - 119425
5-Year Depreciation (lower is better):
0.26718
Pricing
New Asking Price:
-
Used Asking Price:
10849 - 24794
5-Year Depreciation (lower is better):
0.453535
Porsche 911 Scores & Rankings
Overall Score:
8.193415 / 10
Reliability:
7.88683 / 10
Retained Value:
8.5 / 10
Safety:
Not available
Audi S5 Scores & Rankings
Overall Score:
7.7 / 10
Reliability:
8.5 / 10
Retained Value:
6.9 / 10
Safety:
Not available
Porsche 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 / 30Audi S5 Rankings
Ranking
4 out of / 40Ranking
4 out of / 26Ranking
6 out of / 26Ranking
6 out of / 19Ranking
6 out of / 18Ranking
7 out of / 23Ranking
8 out of / 40Ranking
8 out of / 30Ranking
10 out of / 40Ranking
10 out of / 26Ranking
13 out of / 26Ranking
17 out of / 40Ranking
17 out of / 26Ranking
20 out of / 26Ranking
30 out of / 40Ranking
36 out of / 40Available Body Styles
Convertible, Coupe
Available Body Styles
Convertible, Coupe
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
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
2011 Audi S5 Trim Levels
3.0T quattro Premium Plus, 3.0T quattro Prestige, 4.2 quattro Premium Plus, 4.2 quattro Prestige
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
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:
345 hp @ 6500 rpm
Torque:
288 foot-lbs @ 4400 rpm
Power-to-Weight Ratio (higher is better):
0.106 hp per pound
Base Drivetrain Specifications
Horsepower:
333 hp @ 5500 rpm
Torque:
325 foot-lbs @ 2900 rpm
Power-to-Weight Ratio (higher is better):
0.077 hp per pound
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
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
17 / 26 / 20
Range (city/hwy):
287 / 439 miles
Recommended Fuel Type:
Gasoline
Standard/Optional Features
Keyless Entry:
Standard
Leather Upholstery:
Standard
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Navigation System:
Available
Adaptive Cruise Control:
N/A
Android Auto:
N/A
Apple Car Play:
N/A
Heated Steering Wheel:
N/A
Keyless Ignition:
N/A
Sunroof/Moonroof:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Keyless Entry:
Standard
Leather Upholstery:
Standard
Cooled/Ventilated Seats:
Available
Heated Seats
Standard
Navigation System:
Available
Adaptive Cruise Control:
Available
Android Auto:
N/A
Apple Car Play:
N/A
Heated Steering Wheel:
N/A
Keyless Ignition:
Available
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:
37.8 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
Interior Dimensions
Front Head Room:
39.9 inches
Front Leg Room:
41.3 inches
Front Shoulder Room:
54.2 inches
Rear Head Room:
36.3 inches
Rear Leg Room:
31.9 inches
Rear Shoulder Room:
46.9 inches
Cargo Space:
12.3 cubic feet
Overall Interior Volume:
84.0 cubic feet
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
Exterior Dimensions
Curb Weight:
4310 lbs
Width:
79.5 inches
Height:
54.4 inches
Length:
182 inches
Wheelbase:
108.3 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
Not yet available
Wheel Type:
Not yet available
Tire Size:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
P255/35R19