2015 BMW 6 Series vs. 2015 Audi S6
In comparing the 2015 BMW 6 Series's and the 2015 Audi S6's specifications and ratings, the 2015 BMW 6 Series has the advantage in the area of fuel efficiency. The 2015 Audi S6 has the advantage in the areas of typical lower range of pricing for used cars, reliability, resale value, interior volume, overall quality score and base engine power. Based on this comparison of the 2015 BMW 6 Series's and the 2015 Audi S6's specifications and ratings, the 2015 Audi S6 is a better car than the 2015 BMW 6 Series.
2015 BMW 6 Series vs. 2015 Audi S6 Pricing
A used 2015 BMW 6 Series ranges from $18,995 to $35,146 while a used 2015 Audi S6 is priced between $18,119 to $33,694.
2015 BMW 6 Series vs. 2015 Audi S6 Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2015 BMW 6 Series loses 59.2 percent of its value and the 2015 Audi S6 loses 53.9 percent of its value. This means the 2015 Audi S6 retains 5.3 percentage points more of its value and has the advantage of higher resale value versus the 2015 BMW 6 Series.
2015 BMW 6 Series vs. 2015 Audi S6 Quality Rating
The iSeeCars Overall Quality rating for the BMW 6 Series is 7.0 out of 10 while the Audi S6's quality rating is 7.7 out of 10. This results in the BMW 6 Series being ranked 16 out of 24 Best Luxury Large Cars and the Audi S6 being ranked 16 out of 29 Best Luxury Midsize Cars.
2015 BMW 6 Series vs. 2015 Audi S6 Reliability Rating
iSeeCars’ Reliability Rating for the BMW 6 Series is 7.1 out of 10. For the Audi S6 the reliability rating is 7.8 out of 10. This gives the Audi S6 a slight advantage in reliability compared to the BMW 6 Series.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2015 BMW 6 Series’s base engine makes 315 horsepower, and the 2015 Audi S6 base engine makes 420 horsepower. The 6 Series is rated to deliver an average of 24 miles per gallon, with a highway range of 574 miles. The S6 is rated to deliver an average of 20 miles per gallon, with a highway range of 535 miles. This gives the 2015 BMW 6 Series the fuel efficiency and maximum range advantage over the 2015 Audi S6. Both models use gasoline.
Passenger Space Comparison
The 2015 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 and rear leg room. The 2015 BMW 6 Series, a large car, has the advantage in the areas of front head room, front leg room and cargo space.
Pricing
New Asking Price:
-
Used Asking Price:
18995 - 35146
5-Year Depreciation (lower is better):
0.592112
Pricing
New Asking Price:
-
Used Asking Price:
18119 - 33694
5-Year Depreciation (lower is better):
0.538692
BMW 6 Series Scores & Rankings
Overall Score:
7.030344 / 10
Reliability:
7.060688 / 10
Retained Value:
7.0 / 10
Safety:
Not available
Audi S6 Scores & Rankings
Overall Score:
7.65 / 10
Reliability:
7.8 / 10
Retained Value:
7.5 / 10
Safety:
Not available
BMW 6 Series Rankings
Ranking
1 out of / 24Ranking
6 out of / 24Ranking
11 out of / 11Ranking
15 out of / 24Ranking
16 out of / 24Ranking
19 out of / 24Audi S6 Rankings
Ranking
6 out of / 11Ranking
10 out of / 29Ranking
13 out of / 29Ranking
13 out of / 20Ranking
16 out of / 29Ranking
18 out of / 29Ranking
18 out of / 29Ranking
19 out of / 29Available Body Styles
Convertible, Coupe, Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
2015 BMW 6 Series Trim Levels
Not yet available
2015 Audi S6 Trim Levels
4.0T quattro
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:
315 hp @ 5800 rpm
Torque:
330 foot-lbs @ 1300 rpm
Power-to-Weight Ratio (higher is better):
0.075 hp per pound
Base Drivetrain Specifications
Horsepower:
420 hp @ 5500 rpm
Torque:
406 foot-lbs @ 1400 rpm
Power-to-Weight Ratio (higher is better):
0.095 hp per pound
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Inline
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
20 / 31 / 24
Range (city/hwy):
370 / 574 miles
Recommended Fuel Type:
Gasoline
Engine Specifications
Engine Size:
4 liters
Engine Configuration:
V
Number of Cylinders:
8
Transmission:
Automatic
Standard/Optional Drivetrain Type:
AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
17 / 27 / 20
Range (city/hwy):
337 / 535 miles
Recommended Fuel Type:
Gasoline
Standard/Optional Features
Heated Seats
Standard
Heated Steering Wheel:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Android Auto:
N/A
Apple Car Play:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Heated Seats
Standard
Heated Steering Wheel:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Sunroof/Moonroof:
Standard
Adaptive Cruise Control:
Available
Cooled/Ventilated Seats:
Available
Android Auto:
N/A
Apple Car Play:
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:
40.6 inches
Front Leg Room:
42.1 inches
Front Shoulder Room:
56.7 inches
Rear Head Room:
37 inches
Rear Leg Room:
30.5 inches
Rear Shoulder Room:
54.6 inches
Cargo Space:
16.2 cubic feet
Overall Interior Volume:
87.0 cubic feet
Interior Dimensions
Front Head Room:
37.2 inches
Front Leg Room:
41.3 inches
Front Shoulder Room:
57.5 inches
Rear Head Room:
37.8 inches
Rear Leg Room:
37.4 inches
Rear Shoulder Room:
56.3 inches
Cargo Space:
14.1 cubic feet
Overall Interior Volume:
98.0 cubic feet
Exterior Dimensions
Curb Weight:
4191 lbs
Width:
81.9 inches
Height:
54.8 inches
Length:
197.2 inches
Wheelbase:
116.9 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
4398 lbs
Width:
82.1 inches
Height:
57.8 inches
Length:
193.9 inches
Wheelbase:
114.7 inches
Ground Clearance:
4.6 inches
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
245/45R18
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
aluminum alloy
Tire Size:
P255/40R19