2021 Audi S5 vs. 2021 BMW 4 Series
When we compare the 2021 Audi S5's and the 2021 BMW 4 Series's specifications and ratings, the 2021 Audi S5 has the advantage in the areas of reliability, resale value, overall quality score and base engine power. The 2021 BMW 4 Series has the advantage in the areas of typical lower range of pricing for used cars, and fuel efficiency and interior volume. Based on this comparison of the 2021 Audi S5's and the 2021 BMW 4 Series's specifications and ratings, the 2021 Audi S5 is a better car than the 2021 BMW 4 Series.
2021 Audi S5 vs. 2021 BMW 4 Series Pricing
A used 2021 Audi S5 ranges from $51,439 to $66,745 while a used 2021 BMW 4 Series is priced between $44,999 to $62,337.
2021 Audi S5 vs. 2021 BMW 4 Series Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2021 Audi S5 loses 45.4 percent of its value and the 2021 BMW 4 Series loses 47.3 percent of its value. This means the 2021 Audi S5 retains 1.9 percentage points more of its value and has the advantage of higher resale value versus the 2021 BMW 4 Series.
2021 Audi S5 vs. 2021 BMW 4 Series Quality Rating
The iSeeCars Overall Quality rating for the Audi S5 is 7.7 out of 10 while the BMW 4 Series' quality rating is 7.1 out of 10. This results in the Audi S5 being ranked 6 out of 26 Best Luxury Convertibles and the BMW 4 Series being ranked 15 out of 26.
2021 Audi S5 vs. 2021 BMW 4 Series Reliability Rating
iSeeCars’ Reliability Rating for the Audi S5 is 8.5 out of 10. For the BMW 4 Series the reliability rating is 7.4 out of 10. This gives the Audi S5 an advantage in reliability compared to the BMW 4 Series.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2021 Audi S5’s base engine makes 349 horsepower, and the 2021 BMW 4 Series base engine makes 255 horsepower. The S5 is rated to deliver an average of 22 miles per gallon, with a highway range of 398 miles. The 4 Series is rated to deliver an average of 27 miles per gallon, with a highway range of 515 miles. This gives the 2021 BMW 4 Series the fuel efficiency and maximum range advantage over the 2021 Audi S5. Both models use premium unleaded.
Passenger Space Comparison
The 2021 BMW 4 Series, a compact car, has the advantage of offering more interior volume, reflected in more front head room, front leg room, and cargo space. The 2021 Audi S5, a sports car, has the advantage in the areas of front shoulder room, rear head room, rear shoulder room and rear leg room.
Pricing
New Asking Price:
-
Used Asking Price:
$51,439 - $66,745
5-Year Depreciation (lower is better):
45.4%
Pricing
New Asking Price:
-
Used Asking Price:
$44,999 - $62,337
5-Year Depreciation (lower is better):
47.3%
Audi S5 Scores & Rankings
Overall Score:
7.7 / 10
Reliability:
8.5 / 10
Retained Value:
6.9 / 10
Safety:
Not available
BMW 4 Series Scores & Rankings
Overall Score:
7.1 / 10
Reliability:
7.4 / 10
Retained Value:
6.8 / 10
Safety:
Not available
Audi S5 Rankings
Ranking
4 out of / 40Ranking
4 out of / 26Ranking
5 out of / 19Ranking
6 out of / 26Ranking
6 out of / 23Ranking
6 out of / 17Ranking
9 out of / 32Ranking
10 out of / 40Ranking
10 out of / 26Ranking
11 out of / 40Ranking
15 out of / 26Ranking
15 out of / 26Ranking
20 out of / 26Ranking
22 out of / 40Ranking
28 out of / 40Ranking
36 out of / 40BMW 4 Series Rankings
Ranking
1 out of / 26Ranking
2 out of / 26Ranking
5 out of / 17Ranking
13 out of / 19Ranking
14 out of / 26Ranking
15 out of / 26Ranking
19 out of / 26Ranking
19 out of / 26Available Body Styles
Convertible, Coupe
Available Body Styles
Convertible, Coupe
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
2021 Audi S5 Trim Levels
3.0T quattro Premium, 3.0T quattro Premium Plus, 3.0T quattro Prestige
2021 BMW 4 Series Trim Levels
430i, M440i, 430i xDrive, M440i xDrive
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
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:
349 hp @ 6300 rpm
Torque:
369 foot-lbs @ 3200 rpm
Power-to-Weight Ratio (higher is better):
0.084 hp per pound
Base Drivetrain Specifications
Horsepower:
255 hp @ 5000 rpm
Torque:
294 foot-lbs @ 1550 rpm
Power-to-Weight Ratio (higher is better):
0.065 hp per pound
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):
20 / 26 / 22
Range (city/hwy):
306 / 398 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
24 / 33 / 27
Range (city/hwy):
374 / 515 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Android Auto:
Standard
Apple Car Play:
Standard
Heated Seats
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Navigation System:
Available
Wireless Smartphone Charging:
Available
Heated Steering Wheel:
N/A
Sunroof/Moonroof:
N/A
Standard/Optional Features
Android Auto:
Standard
Apple Car Play:
Standard
Heated Seats
Available
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Navigation System:
Standard
Wireless Smartphone Charging:
Available
Heated Steering Wheel:
N/A
Sunroof/Moonroof:
N/A
Safety Equipment
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
360-Degree Camera:
Available
Blind Spot Monitoring:
Available
Driver Attention Monitoring:
Available
Lane Keeping Assist:
Available
Rear Cross-Traffic Alert:
Available
Rear Seat Reminder:
N/A
Safety Equipment
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Pedestrian Detection:
Standard
360-Degree Camera:
Available
Blind Spot Monitoring:
Standard
Driver Attention Monitoring:
Standard
Lane Keeping Assist:
Available
Rear Cross-Traffic Alert:
Available
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
38.3 inches
Front Leg Room:
41.3 inches
Front Shoulder Room:
55.3 inches
Rear Head Room:
36.3 inches
Rear Leg Room:
33.1 inches
Rear Shoulder Room:
46.9 inches
Cargo Space:
7.3 cubic feet
Overall Interior Volume:
83.0 cubic feet
Interior Dimensions
Front Head Room:
40.6 inches
Front Leg Room:
41.8 inches
Front Shoulder Room:
55.1 inches
Rear Head Room:
36.1 inches
Rear Leg Room:
32.5 inches
Rear Shoulder Room:
43.9 inches
Cargo Space:
9 cubic feet
Overall Interior Volume:
84.0 cubic feet
Exterior Dimensions
Curb Weight:
4167 lbs
Width:
79.9 inches
Height:
54.5 inches
Length:
184.9 inches
Wheelbase:
108.8 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
3918 lbs
Width:
81.9 inches
Height:
54.6 inches
Length:
187.9 inches
Wheelbase:
112.2 inches
Ground Clearance:
5 inches
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
255/35R18
Standard Wheel/Tire Information
Wheel Size:
18.0 x 7.5 inches
Wheel Type:
painted aluminum alloy
Tire Size:
225/45R18
