The Comparative Analysis :
Audi S6 Avant (08 - 10) vs. BMW 520i Touring Automatic (11 - 13)
€ 89,100
€ 45,400
€ 89,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 45,400
ⓘ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 Audi S6 Avant is 1.2 inches longer, 0.2 inches wider and 0.6 inches lower than the BMW 520i Touring.
Audi S6 Avant
BMW 520i 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 520i Touring
4508 lb
Curb Weight
3946 lb
5732 lb
Gross Vehicle
Weight
Weight
5192 lb
Weight Difference:
562 lb
12.47 %
General
Audi S6 Avant
BMW 520i 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 520i Touring
V10 gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine with turbocharger
Engine Series
BMW N20
BXA
Engine Code
N20-B20

4
Valves
4
10
Cylinders
4
5.2 L / 254 cu in
Displacement
2 L / 98 cu in
429 hp
at 6800 rpm
Power
181 hp
at 5000 rpm
Audi S6 Avant
429 hp
181 hp
BMW 520i Touring
398 lb‑ft
at 3000 rpm
Max. Torque
199 lb‑ft
at 1250 rpm
Audi S6 Avant
398 lb‑ft
199 lb‑ft
BMW 520i Touring
Performance
Audi S6 Avant
BMW 520i Touring
155 mph
Maximum Speed
137 mph
5.3 sec
Acceleration 0 to 62 mph
8.4 sec
62 mph
62
mph
mph
243 ft
0.000 sec
Audi S6 Avant
62 mph
62
mph
mph
384 ft
0.000 sec
BMW 520i Touring
▶ REPLAY
10.51 lb/hp
Weight-to-Power Ratio
21.8 lb/hp
Audi S6 Avant
10.51 lb/hp
21.8 lb/hp
BMW 520i Touring
Fuel Economy / Emissions
Audi S6 Avant
BMW 520i Touring
Fuel Economy
19 mpg
combined
35 mpg
Audi S6 Avant
19 mpg
35 mpg
BMW 520i Touring
13 mpg
city
27 mpg
No data
highway
No data
21.1 gal
Fuel Tank Capacity
18.5 gal
395 mi
Range
649 mi
Audi S6 Avant
395 mi
649 mi
BMW 520i 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).
127 kWh
Audi S6 Avant
238.7 kWh
127 kWh
BMW 520i Touring
Euro 4 III
Emission Standard
Euro 5
481 g/mi (NEFZ)
CO2 Emissions
251 g/mi (NEFZ)
Practical Convenience
Audi S6 Avant
BMW 520i Touring
5
Doors
5
5
No. of Seats
5
1224 lb
Maximum Payload
1246 lb
16 cu ft
Trunk Volume
15.9 cu ft











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


















