The Comparative Analysis :

Audi S6 (08 - 10) vs. BMW 520i Steptronic (13 - 17)

€ 86,800
Audi S6 (08 - 10) Audi S6
€ 45,700
 BMW 520i Steptronic (13 - 17) BMW 520i
€ 86,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 45,700

ⓘ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 is 1.2 inches longer, 0.2 inches wider and 0.9 inches lower than the BMW 520i.
Audi S6
BMW 520i
56.8
Blueprint Audi S6 (08 - 10)
73.4
79.9
57.6
Blueprint BMW 520i Steptronic (13 - 17)
73.2
82.4
73.4 in
Width
73.2 in
79.9 in
Width Incl. Mirrors
82.4 in
56.8 in
Height
57.6 in
Blueprint Audi S6 (08 - 10)
112.1
194.4
Blueprint BMW 520i Steptronic (13 - 17)
116.9
193.2
194.4 in
Length
193.2 in
112.1 in
Wheelbase
116.9 in

Vehicle Weight

Audi S6
BMW 520i
4376 lb
Curb Weight
3726 lb
5490 lb
Gross Vehicle
Weight
4905 lb
Audi S6 (08 - 10)
Weight Difference:
650 lb
14.85 %
BMW 520i Steptronic (13 - 17)

General

Audi S6
BMW 520i
C6 (4F)
Generation
F10
Sedan
Car Body Style
Sedan
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
BMW 520i
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
429 hp
181 hp
BMW 520i
398 lb‑ft
at 3000 rpm
Max. Torque
199 lb‑ft
at 1250 rpm
Audi S6
398 lb‑ft
199 lb‑ft
BMW 520i

Performance

Audi S6
BMW 520i
155 mph
Maximum Speed
145 mph
5.2 sec
Acceleration 0 to 62 mph
7.9 sec
62 mph 62
mph

236 ft
0.000 sec

Audi S6

62 mph 62
mph

361 ft
0.000 sec

BMW 520i

▶ REPLAY
10.2 lb/hp
Weight-to-Power Ratio
20.59 lb/hp
Audi S6
10.2 lb/hp
20.59 lb/hp
BMW 520i

Fuel Economy / Emissions

Audi S6
BMW 520i
Fuel Economy
19 mpg
combined
38 mpg
Audi S6
19 mpg
38 mpg
BMW 520i
13 mpg
city
28 mpg
No data
highway
No data
Kraftstoffanzeige
21.1 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
395 mi
Range
702 mi
Audi S6
395 mi
702 mi
BMW 520i
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).
117.5 kWh
Audi S6
238.7 kWh
117.5 kWh
BMW 520i
Euro 4
Emission Standard
Euro 6b (NEFZ)
481 g/mi (NEFZ)
CO2 Emissions
232 g/mi (NEFZ)

Practical Convenience

Audi S6
BMW 520i
4
Doors
4
5
No. of Seats
5
1113 lb
Maximum Payload
1179 lb
15.5 cu ft
Trunk Volume
14.7 cu ft
No data
Cargo Volume (Seats Down)
No data