Audi S6 vs. BMW M3
In comparing the Audi S6 to the BMW M3, the Audi S6 has the advantage in the areas of fuel efficiency, interior volume and overall quality score. The BMW M3 has the advantage in the areas of new vehicle base pricing and base engine power. Based on this comparison of the Audi S6 versus the BMW M3, the Audi S6 is a better car than the BMW M3.
Audi S6 versus BMW M3 Pricing
For a new model, the Audi S6's price is between $83,191 and $97,321, with the BMW M3 priced between $79,014 and $109,058.
Audi S6 versus BMW M3 Quality Rating
The iSeeCars Overall Quality rating for the Audi S6 is 8.4 out of 10 while the BMW M3's quality rating is 8.2 out of 10. This results in the Audi S6 being ranked 6 out of 29 Best Luxury Midsize Cars and the BMW M3 being ranked 12 out of 39 Best Luxury Small Cars.
Engine Power and Fuel Efficiency Comparison
For engine performance, the Audi S6’s base engine makes 444 horsepower, and the BMW M3 base engine makes 473 horsepower. The S6 is rated to deliver an average of 22 miles per gallon, with a highway range of 502 miles. The M3 is rated to deliver an average of 19 miles per gallon, with a highway range of 359 miles. Both models use premium unleaded.
Passenger Space Comparison
The Audi S6, a midsize car, has the advantage of offering more interior volume, reflected in more front shoulder room, rear head room, rear shoulder room, rear leg room, and trunk space. The BMW M3, a compact car, has the advantage in the areas of front head room and front leg room.
Safety Ratings Comparison
The Audi S6 has an average safety rating of 5 out of 5 Stars.
Pricing
New Asking Price:
$83,191 - $97,321
Used Asking Price:
-
5-Year Depreciation (lower is better):
53.9%
Pricing
New Asking Price:
$79,014 - $109,058
Used Asking Price:
$86,463 - $119,955
5-Year Depreciation (lower is better):
41.1%
iSeeCars Scores & Rankings
Overall Score:
8.4 / 10
Reliability:
7.8 / 10
Retained Value:
7.5 / 10
Safety:
10.0 / 10
iSeeCars Scores & Rankings
Overall Score:
8.2 / 10
Reliability:
7.7 / 10
Retained Value:
8.8 / 10
Safety:
Not available
iSeeCars Rankings
Ranking
4 out of / 8Ranking
6 out of / 29Most Reliable Luxury Midsize Cars
Ranking
8 out of / 29Luxury Midsize Cars with Best Resale Value
Ranking
13 out of / 29iSeeCars Rankings
Luxury Small Cars with Best Resale Value
Ranking
7 out of / 39Most Reliable Luxury Small Cars
Ranking
10 out of / 39Ranking
12 out of / 39Summary Review
Not yet available
Summary Review
Not yet available
Pros and Cons
Not yet available
Pros and Cons
Not yet available
Available Body Styles
Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Trim Levels
2.9T quattro Premium, 2.9T quattro Premium Plus, 2.9T quattro Prestige
Trim Levels
Base, Competition, Competition 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):
5 out of 5 Stars
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:
444 hp @ 5700 rpm
Torque:
442 foot-lbs @ 2900 rpm
Power-to-Weight Ratio (higher is better):
0.099 hp per pound
Base Drivetrain Specifications
Horsepower:
473 hp @ 6250 rpm
Torque:
406 foot-lbs @ 2650 rpm
Power-to-Weight Ratio (higher is better):
0.123 hp per pound
Engine Specifications
Engine Size:
2.9 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy (City/Highway/Combined MPG):
19 / 26 / 22
Range (city/hwy):
367 / 502 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Manual
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy (City/Highway/Combined MPG):
16 / 23 / 19
Range (city/hwy):
250 / 359 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Apple CarPlay:
Standard
Android Auto:
Standard
Wireless Smartphone Charging:
Available
Keyless Entry:
Standard
Keyless Ignition:
Standard
Adaptive Cruise Control:
Available
Heated Seats:
Standard
Cooled/Ventilated Seats:
Available
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
Standard
Heated Steering Wheel:
Standard
Standard/Optional Features
Apple CarPlay:
Standard
Android Auto:
Standard
Wireless Smartphone Charging:
Available
Keyless Entry:
Standard
Keyless Ignition:
Standard
Adaptive Cruise Control:
Available
Heated Seats:
Standard
Cooled/Ventilated Seats:
Available
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
Available
Heated Steering Wheel:
Available
Safety Equipment
Forward Collision Warning:
Standard
Pedestrian Detection:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Available
Blind Spot Monitoring:
Available
Rear Cross-Traffic Alert:
Available
360-Degree Camera:
Available
Rear Seat Reminder:
N/A
Driver Attention Monitoring:
N/A
Safety Equipment
Forward Collision Warning:
Standard
Pedestrian Detection:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
N/A
Blind Spot Monitoring:
Standard
Rear Cross-Traffic Alert:
Standard
360-Degree Camera:
N/A
Rear Seat Reminder:
N/A
Driver Attention Monitoring:
Standard
Interior Dimensions
Front Head Room:
38 inches
Front Leg Room:
41.3 inches
Front Shoulder Room:
57.8 inches
Rear Head Room:
38.1 inches
Rear Leg Room:
37.4 inches
Rear Shoulder Room:
56.5 inches
Cargo Space:
13.7 cubic feet
Overall Interior Volume:
98.0 cubic feet
Interior Dimensions
Front Head Room:
40.6 inches
Front Leg Room:
41.6 inches
Front Shoulder Room:
56 inches
Rear Head Room:
37.8 inches
Rear Leg Room:
35.6 inches
Rear Shoulder Room:
54.6 inches
Cargo Space:
13 cubic feet
Overall Interior Volume:
95.0 cubic feet
Exterior Dimensions
Curb Weight:
4486 lbs
Width:
83.1 inches
Height:
56.9 inches
Length:
195 inches
Wheelbase:
115.3 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
3840 lbs
Width:
81.4 inches
Height:
56.4 inches
Length:
189.1 inches
Wheelbase:
112.5 inches
Ground Clearance:
4.7 inches
Standard Wheel/Tire Information
Wheel Size:
21.0 x 8.5 inches
Wheel Type:
alloy
Tire Size:
255/35R21
Standard Wheel/Tire Information
Wheel Size:
18.0 x 9.5 inches
Wheel Type:
painted alloy
Tire Size:
275/40R18
