The Comparative Analysis :
BMW 540d xDrive Steptronic (17 - ..) vs. Audi S6 (06 - 08)
€ 66,800
€ 82,300
€ 66,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 82,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 540d is a little bigger in every dimension. It's 0.8 inches longer, 0.5 inches wider and 0.8 inches taller than the Audi S6.
BMW 540d
Audi S6
58.2
73.5
83.7
57.4
73
79.9
73.5 in
Width
73 in
83.7 in
Width Incl. Mirrors
79.9 in
58.2 in
Height
57.4 in
117.1
194.3
111.9
193.5
194.3 in
Length
193.5 in
117.1 in
Wheelbase
111.9 in
Vehicle Weight
BMW 540d
Audi S6
4034 lb
Curb Weight
4376 lb
5401 lb
Gross Vehicle
Weight
Weight
5490 lb
Weight Difference:
342 lb
7.82 %
General
BMW 540d
Audi S6
G30
Generation
C6 (4F)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
BMW 540d
Audi S6
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
V10 gasoline engine (naturally aspirated engine)
BMW B57
Engine Series
B57-D30
Engine Code
BXA
4
Valves
4
6
Cylinders
10
3 L / 147 cu in
Displacement
5.2 L / 254 cu in
316 hp
at 4400 rpm
Power
429 hp
at 6800 rpm
BMW 540d
316 hp
429 hp
Audi S6
502 lb‑ft
at 1750 rpm
Max. Torque
398 lb‑ft
at 3000 rpm
BMW 540d
502 lb‑ft
398 lb‑ft
Audi S6
Performance
BMW 540d
Audi S6
155 mph
Maximum Speed
155 mph
4.7 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
213 ft
0.000 sec
BMW 540d
62 mph
62
mph
mph
236 ft
0.000 sec
Audi S6
▶ REPLAY
12.77 lb/hp
Weight-to-Power Ratio
10.2 lb/hp
BMW 540d
12.77 lb/hp
10.2 lb/hp
Audi S6
Fuel Economy / Emissions
BMW 540d
Audi S6
Fuel Economy
42 mpg
combined
18 mpg
BMW 540d
42 mpg
18 mpg
Audi S6
35 mpg
city
12 mpg
No data
highway
No data
17.4 gal
Fuel Tank Capacity
21.1 gal
733 mi
Range
371 mi
BMW 540d
733 mi
371 mi
Audi S6
Environmental Impact
115.2 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).
253.8 kWh
BMW 540d
115.2 kWh
253.8 kWh
Audi S6
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 4
278 g/mi (WLTP)
CO2 Emissions
513 g/mi (NEFZ)
Practical Convenience
BMW 540d
Audi S6
4
Doors
4
5
No. of Seats
5
1367 lb
Maximum Payload
1113 lb
15 cu ft
Trunk Volume
15.5 cu ft
No data
Cargo Volume (Seats Down)
No data
