The Comparative Analysis :
Audi S6 (08 - 10) vs. Audi A6 3.0 TDI competition quattro tiptronic (14 - 18)
€ 86,800
€ 69,000
€ 86,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 69,000
ⓘ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 S6 is just 0.2 inches longer, 0.4 inches narrower and 0.5 inches lower than the A6 3.0 TDI competition.
S6
A6 3.0 TDI competition
56.8
73.4
79.9
57.3
73.8
82.1
73.4 in
Width
73.8 in
79.9 in
Width Incl. Mirrors
82.1 in
56.8 in
Height
57.3 in
112.1
194.4
114.6
194.2
194.4 in
Length
194.2 in
112.1 in
Wheelbase
114.6 in
Vehicle Weight
S6
A6 3.0 TDI competition
4376 lb
Curb Weight
4277 lb
5490 lb
Gross Vehicle
Weight
Weight
5456 lb
Weight Difference:
99 lb
2.26 %
General
S6
A6 3.0 TDI competition
C6 (4F)
Generation
C7 (4G)
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

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

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
S6
A6 3.0 TDI competition
V10 gasoline engine (naturally aspirated engine)
Engine Type
V6 diesel engine with two turbochargers (biturbo)
BXA
Engine Code
CVUB
4
Valves
4
10
Cylinders
6
5.2 L / 254 cu in
Displacement
3 L / 147 cu in
429 hp
at 6800 rpm
Power
322 hp
at 4000 rpm
S6
429 hp
322 hp
A6 3.0 TDI competition
398 lb‑ft
at 3000 rpm
Max. Torque
479 lb‑ft
at 1400 rpm
S6
398 lb‑ft
479 lb‑ft
A6 3.0 TDI competition
Performance
S6
A6 3.0 TDI competition
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
236 ft
0.000 sec
S6
62 mph
62
mph
mph
223 ft
0.000 sec
A6 3.0 TDI competition
▶ REPLAY
10.2 lb/hp
Weight-to-Power Ratio
13.28 lb/hp
S6
10.2 lb/hp
13.28 lb/hp
A6 3.0 TDI competition
Fuel Economy / Emissions
S6
A6 3.0 TDI competition
Fuel Economy
19 mpg
combined
38 mpg
S6
19 mpg
38 mpg
A6 3.0 TDI competition
13 mpg
city
31 mpg
No data
highway
No data
21.1 gal
Fuel Tank Capacity
19.3 gal
395 mi
Range
731 mi
S6
395 mi
731 mi
A6 3.0 TDI competition
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).
127.6 kWh
S6
238.7 kWh
127.6 kWh
A6 3.0 TDI competition
Euro 4
Emission Standard
Euro 6b (NEFZ)
481 g/mi (NEFZ)
CO2 Emissions
264 g/mi (NEFZ)
Practical Convenience
S6
A6 3.0 TDI competition
4
Doors
4
5
No. of Seats
5
1113 lb
Maximum Payload
1179 lb
15.5 cu ft
Trunk Volume
15 cu ft











No data
Cargo Volume (Seats Down)
No data













