The Comparative Analysis :
Audi S6 Avant (08 - 10) vs. BMW 550i Touring Automatic (11 - 13)
€ 89,100

€ 74,500

€ 89,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 74,500
ⓘ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 Audi S6 Avant is 1.2 inches longer, 0.2 inches wider and 0.6 inches lower than the BMW 550i Touring.
Audi S6 Avant
BMW 550i Touring
56.9
73.4
79.9
57.6
73.2
82.4
73.4 in
Width
73.2 in
79.9 in
Width Incl. Mirrors
82.4 in
56.9 in
Height
57.6 in
112.1
194.4
116.9
193.2
194.4 in
Length
193.2 in
112.1 in
Wheelbase
116.9 in
Vehicle Weight
Audi S6 Avant
BMW 550i Touring
4508 lb
Curb Weight
4068 lb
5732 lb
Gross Vehicle
Weight
Weight
5335 lb

Weight Difference:
441 lb
9.78 %

General
Audi S6 Avant
BMW 550i Touring
C6 (4F)
Generation
F11
Station Wagon
Car Body Style
Station Wagon
Premium Unleaded
Fuel Type
Premium Unleaded

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

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Audi S6 Avant
BMW 550i Touring
V10 gasoline engine (naturally aspirated engine)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
BMW N63
BXA
Engine Code
N63-B44
4
Valves
4
10
Cylinders
8
5.2 L / 254 cu in
Displacement
4.4 L / 215 cu in
429 hp
at 6800 rpm
Power
402 hp
at 5500 rpm
Audi S6 Avant
429 hp
402 hp
BMW 550i Touring
398 lb‑ft
at 3000 rpm
Max. Torque
443 lb‑ft
at 1750 rpm
Audi S6 Avant
398 lb‑ft
443 lb‑ft
BMW 550i Touring
Performance
Audi S6 Avant
BMW 550i Touring
155 mph
Maximum Speed
155 mph
5.3 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph
62
mph
mph
243 ft
0.000 sec

Audi S6 Avant
62 mph
62
mph
mph
233 ft
0.000 sec

BMW 550i Touring
▶ REPLAY
10.51 lb/hp
Weight-to-Power Ratio
10.12 lb/hp
Audi S6 Avant
10.51 lb/hp
10.12 lb/hp
BMW 550i Touring
Fuel Economy / Emissions
Audi S6 Avant
BMW 550i Touring
Fuel Economy
19 mpg
combined
22 mpg
Audi S6 Avant
19 mpg
22 mpg
BMW 550i Touring
13 mpg
city
15 mpg
No data
highway
No data
21.1 gal
Fuel Tank Capacity
18.5 gal
395 mi
Range
406 mi
Audi S6 Avant
395 mi
406 mi
BMW 550i Touring
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).
202.8 kWh
Audi S6 Avant
238.7 kWh
202.8 kWh
BMW 550i Touring
Euro 4 III
Emission Standard
Euro 5
481 g/mi (NEFZ)
CO2 Emissions
401 g/mi (NEFZ)
Practical Convenience
Audi S6 Avant
BMW 550i Touring
5
Doors
5
5
No. of Seats
5
1224 lb
Maximum Payload
1268 lb
16 cu ft
Trunk Volume
15.9 cu ft











47 cu ft
Cargo Volume (Seats Down)
47.3 cu ft