The Comparative Analysis :
BMW 550i xDrive Automatic (10 - 13) vs. Audi S6 (06 - 08)
€ 74,100
€ 82,300
€ 74,100
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
Тhere is barely any difference in dimensions between the two vehicles. The BMW 550i is just 0.7 inches shorter, 0.2 inches wider and 0.2 inches taller than the Audi S6.
BMW 550i
Audi S6
57.6
73.2
82.4
57.4
73
79.9
73.2 in
Width
73 in
82.4 in
Width Incl. Mirrors
79.9 in
57.6 in
Height
57.4 in
116.9
192.9
111.9
193.5
192.9 in
Length
193.5 in
116.9 in
Wheelbase
111.9 in
Vehicle Weight
BMW 550i
Audi S6
4354 lb
Curb Weight
4376 lb
5512 lb
Gross Vehicle
Weight
Weight
5490 lb
Weight Difference:
22 lb
0.5 %
General
BMW 550i
Audi S6
F10
Generation
C6 (4F)
Sedan
Car Body Style
Sedan
Premium Unleaded
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 550i
Audi S6
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
V10 gasoline engine (naturally aspirated engine)
BMW N63
Engine Series
N63-B44
Engine Code
BXA
4
Valves
4
8
Cylinders
10
4.4 L / 215 cu in
Displacement
5.2 L / 254 cu in
402 hp
at 5500 rpm
Power
429 hp
at 6800 rpm
BMW 550i
402 hp
429 hp
Audi S6
443 lb‑ft
at 1750 rpm
Max. Torque
398 lb‑ft
at 3000 rpm
BMW 550i
443 lb‑ft
398 lb‑ft
Audi S6
Performance
BMW 550i
Audi S6
155 mph
Maximum Speed
155 mph
4.8 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
220 ft
0.000 sec
BMW 550i
62 mph
62
mph
mph
236 ft
0.000 sec
Audi S6
▶ REPLAY
10.83 lb/hp
Weight-to-Power Ratio
10.2 lb/hp
BMW 550i
10.83 lb/hp
10.2 lb/hp
Audi S6
Fuel Economy / Emissions
BMW 550i
Audi S6
Fuel Economy
21 mpg
combined
18 mpg
BMW 550i
21 mpg
18 mpg
Audi S6
14 mpg
city
12 mpg
No data
highway
No data
18.5 gal
Fuel Tank Capacity
21.1 gal
395 mi
Range
371 mi
BMW 550i
395 mi
371 mi
Audi S6
Environmental Impact
208.4 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 550i
208.4 kWh
253.8 kWh
Audi S6
Euro 5
Emission Standard
Euro 4
412 g/mi (NEFZ)
CO2 Emissions
513 g/mi (NEFZ)
Practical Convenience
BMW 550i
Audi S6
4
Doors
4
5
No. of Seats
5
1157 lb
Maximum Payload
1113 lb
14.7 cu ft
Trunk Volume
15.5 cu ft
No data
Cargo Volume (Seats Down)
No data
