Audi S8 vs. BMW 6 Series
In comparing the Audi S8's and the BMW 6 Series's specifications and ratings, the Audi S8 has the advantage in the areas of reliability, resale value, interior volume, overall quality score and base engine power. The BMW 6 Series has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency. Based on this comparison of the Audi S8's and the BMW 6 Series's specifications and ratings, the Audi S8 is a better car than the BMW 6 Series.
Audi S8 vs. BMW 6 Series Pricing
A used 2016 Audi S8 ranges from $35,997 to $49,989 while a used 2016 BMW 6 Series is priced between $19,994 to $41,277.
Audi S8 vs. BMW 6 Series Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the Audi S8 loses 57.2 percent of its value and the BMW 6 Series loses 59.2 percent of its value. This means the Audi S8 retains 2 percentage points more of its value and has the advantage of higher resale value versus the BMW 6 Series.
Audi S8 vs. BMW 6 Series Quality Rating
The iSeeCars Overall Quality rating for the Audi S8 is 7.7 out of 10 while the BMW 6 Series' quality rating is 7.0 out of 10. This results in the Audi S8 being ranked 7 out of 24 Best Luxury Large Cars and the BMW 6 Series being ranked 16 out of 24.
Audi S8 vs. BMW 6 Series Reliability Rating
iSeeCars’ Reliability Rating for the Audi S8 is 8.6 out of 10. For the BMW 6 Series the reliability rating is 7.1 out of 10. This gives the Audi S8 an advantage in reliability compared to the BMW 6 Series.
Engine Power and Fuel Efficiency Comparison
For engine performance, the Audi S8’s base engine makes 520 horsepower, and the BMW 6 Series base engine makes 315 horsepower. The S8 is rated to deliver an average of 19 miles per gallon, with a highway range of 543 miles. The 6 Series is rated to deliver an average of 24 miles per gallon, with a highway range of 574 miles. This gives the BMW 6 Series the fuel efficiency and maximum range advantage over the Audi S8. Both models use gasoline.
Passenger Space Comparison
While both models are large cars, the Audi S8 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 BMW 6 Series has the advantage in the areas of front head room, front leg room and cargo space.
Pricing
New Asking Price:
-
Used Asking Price:
35997 - 49989
5-Year Depreciation (lower is better):
0.572224
Pricing
New Asking Price:
-
Used Asking Price:
19994 - 41277
5-Year Depreciation (lower is better):
0.592112
Audi S8 Scores & Rankings
Overall Score:
7.7 / 10
Reliability:
8.6 / 10
Retained Value:
6.8 / 10
Safety:
Not available
BMW 6 Series Scores & Rankings
Overall Score:
7.030344 / 10
Reliability:
7.060688 / 10
Retained Value:
7.0 / 10
Safety:
Not available
Audi S8 Rankings
Ranking
2 out of / 24Ranking
3 out of / 11Ranking
7 out of / 24Ranking
7 out of / 24Ranking
8 out of / 11Ranking
9 out of / 24Ranking
16 out of / 24Ranking
17 out of / 24BMW 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 / 24Available Body Styles
Sedan
Available Body Styles
Convertible, Coupe, Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Audi S8 Trim Levels
4.0T quattro
BMW 6 Series Trim Levels
Not yet available
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:
520 hp @ 5800 rpm
Torque:
481 foot-lbs @ 1700 rpm
Power-to-Weight Ratio (higher is better):
0.111 hp per pound
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
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):
15 / 25 / 19
Range (city/hwy):
326 / 543 miles
Recommended Fuel Type:
Gasoline
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
Standard/Optional Features
Cooled/Ventilated Seats:
Standard
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
Android Auto:
N/A
Apple Car Play:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Cooled/Ventilated Seats:
Available
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
Android Auto:
N/A
Apple Car Play:
N/A
Wireless Smartphone Charging:
N/A
Safety Equipment
360-Degree Camera:
Standard
Blind Spot Monitoring:
Standard
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:
37.2 inches
Front Leg Room:
41.4 inches
Front Shoulder Room:
59.1 inches
Rear Head Room:
39.1 inches
Rear Leg Room:
38.7 inches
Rear Shoulder Room:
57.8 inches
Cargo Space:
14.2 cubic feet
Overall Interior Volume:
121.9 cubic feet
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
Exterior Dimensions
Curb Weight:
4685 lbs
Width:
83.1 inches
Height:
57.5 inches
Length:
202.2 inches
Wheelbase:
117.8 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
4190 lbs
Width:
81.9 inches
Height:
54.8 inches
Length:
197.2 inches
Wheelbase:
116.9 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
21.0 x 9.0 inches
Wheel Type:
aluminum alloy
Tire Size:
265/35R21
Standard Wheel/Tire Information
Wheel Size:
18.0 x 8.0 inches
Wheel Type:
aluminum alloy
Tire Size:
245/45R18