The Comparative Analysis :
BMW M550i xDrive Steptronic (17 - 18) vs. Audi RS6 (08 - 10)
€ 86,300
€ 108,400
€ 86,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 108,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The BMW M550i is 3.4 cm longer, 2.1 cm narrower and 1.1 cm taller than the Audi RS6.
BMW M550i
Audi RS6
1467
1868
2126
1456
1889
2030
1868 mm
Width
1889 mm
2126 mm
Width Incl. Mirrors
2030 mm
1467 mm
Height
1456 mm
2975
4962
2846
4928
4962 mm
Length
4928 mm
2975 mm
Wheelbase
2846 mm
Vehicle Weight
BMW M550i
Audi RS6
1885 kg
Kerb Weight
2060 kg
2460 kg
Gross Vehicle
Weight
Weight
2565 kg
Weight Difference:
175 kg
8.5 %
General
BMW M550i
Audi RS6
G30
Generation
C6 (4F)
Saloon
Car Body Style
Saloon
Super Unleaded (98 RON)
Fuel Type
Unleaded (95 RON)
Permanent all-wheel drive
Drive
Permanent all-wheel drive
8-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
BMW M550i
Audi RS6
V8 petrol engine with two turbochargers (biturbo)
Engine Type
V10 petrol engine with two turbochargers (biturbo)
BMW N63
Engine Series
N63-B44
Engine Code
BUH
4
Valves
4
8
Cylinders
10
4395 CC
Engine Capacity
4991 CC
456 bhp
at 5500 rpm
Power
572 bhp
at 6250 rpm
BMW M550i
456 bhp
572 bhp
Audi RS6
650 NM
at 1800 rpm
Max. Torque
650 NM
at 1500 rpm
BMW M550i
650 NM
650 NM
Audi RS6
Performance
BMW M550i
Audi RS6
155 mph
Maximum Speed
155 mph
4 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph
62
mph
mph
56 m
0.000 sec
BMW M550i
62 mph
62
mph
mph
63 m
0.000 sec
Audi RS6
▶ REPLAY
4.13 kg/bhp
Weight-to-Power Ratio
3.6 kg/bhp
BMW M550i
4.13 kg/bhp
3.6 kg/bhp
Audi RS6
Fuel Economy / Emissions
BMW M550i
Audi RS6
Fuel Economy
32 mpg
combined
20 mpg
BMW M550i
32 mpg
20 mpg
Audi RS6
22 mpg
city
14 mpg
No data
motorway
No data
68 L
Fuel Tank Capacity
80 L
475 mi
Range
358 mi
BMW M550i
475 mi
358 mi
Audi RS6
Environmental Impact
168.7 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).
263.3 kWh
BMW M550i
168.7 kWh
263.3 kWh
Audi RS6
Euro 6c (NEFZ)
Emission Standard
Euro 4 III
204 g/km (NEFZ)
CO2 Emissions
331 g/km (NEFZ)
Practical Convenience
BMW M550i
Audi RS6
4
Doors
4
5
No. of Seats
5
575 kg
Maximum Payload
505 kg
530 L
Boot Capacity
546 L
No data
Boot Capacity (Seats Down)
No data
