The Comparative Analysis :
Audi S6 (08 - 10) vs. BMW 520d xDrive Steptronic (17 - ..)
€ 86,800
€ 50,900
€ 86,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 50,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. The Audi S6 is just 0.1 inches longer, 0.2 inches narrower and 1.5 inches lower than the BMW 520d.
Audi S6
BMW 520d
56.8
73.4
79.9
58.2
73.5
83.7
73.4 in
Width
73.5 in
79.9 in
Width Incl. Mirrors
83.7 in
56.8 in
Height
58.2 in
112.1
194.4
117.1
194.3
194.4 in
Length
194.3 in
112.1 in
Wheelbase
117.1 in
Vehicle Weight
Audi S6
BMW 520d
4376 lb
Curb Weight
3737 lb
5490 lb
Gross Vehicle
Weight
Weight
5126 lb
Weight Difference:
639 lb
14.6 %
General
Audi S6
BMW 520d
C6 (4F)
Generation
G30
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Audi S6
BMW 520d
V10 gasoline engine (naturally aspirated engine)
Engine Type
Straight-four diesel engine with turbocharger
Engine Series
BMW B47
BXA
Engine Code
B47-D20

4
Valves
4
10
Cylinders
4
5.2 L / 254 cu in
Displacement
2 L / 98 cu in
429 hp
at 6800 rpm
Power
187 hp
at 4000 rpm
Audi S6
429 hp
187 hp
BMW 520d
398 lb‑ft
at 3000 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
Audi S6
398 lb‑ft
295 lb‑ft
BMW 520d
Performance
Audi S6
BMW 520d
155 mph
Maximum Speed
144 mph
5.2 sec
Acceleration 0 to 62 mph
7.6 sec
62 mph
62
mph
mph
236 ft
0.000 sec
Audi S6
62 mph
62
mph
mph
348 ft
0.000 sec
BMW 520d
▶ REPLAY
10.2 lb/hp
Weight-to-Power Ratio
19.98 lb/hp
Audi S6
10.2 lb/hp
19.98 lb/hp
BMW 520d
Fuel Economy / Emissions
Audi S6
BMW 520d
Fuel Economy
19 mpg
combined
56 mpg
Audi S6
19 mpg
56 mpg
BMW 520d
13 mpg
city
48 mpg
No data
highway
No data
21.1 gal
Fuel Tank Capacity
17.4 gal
395 mi
Range
976 mi
Audi S6
395 mi
976 mi
BMW 520d
Environmental Impact
238.7 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
86.4 kWh
Audi S6
238.7 kWh
86.4 kWh
BMW 520d
Euro 4
Emission Standard
Euro 6c (NEFZ)
481 g/mi (NEFZ)
CO2 Emissions
175 g/mi (NEFZ)
Practical Convenience
Audi S6
BMW 520d
4
Doors
4
5
No. of Seats
5
1113 lb
Maximum Payload
1389 lb
15.5 cu ft
Trunk Volume
15 cu ft











No data
Cargo Volume (Seats Down)
No data


















