The Comparative Analysis :
Audi S6 Avant (06 - 08) vs. Audi A6 allroad 3.0 TDI clean diesel quattro S tronic (12 - 14)
€ 84,500

€ 58,700

€ 84,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 58,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The S6 Avant is a little smaller in every dimension. It's 0.3 inches shorter, 1.8 inches narrower and 0.3 inches lower than the A6 allroad 3.0 TDI clean diesel.
S6 Avant
A6 allroad 3.0 TDI clean diesel
57.6
73
79.9
57.9
74.8
82.1
73 in
Width
74.8 in
79.9 in
Width Incl. Mirrors
82.1 in
57.6 in
Height
57.9 in
111.9
194.2
114.6
194.5
194.2 in
Length
194.5 in
111.9 in
Wheelbase
114.6 in
Vehicle Weight
S6 Avant
A6 allroad 3.0 TDI clean diesel
4508 lb
Curb Weight
4255 lb
5732 lb
Gross Vehicle
Weight
Weight
5523 lb

Weight Difference:
254 lb
5.63 %

General
S6 Avant
A6 allroad 3.0 TDI clean diesel
C6 (4F)
Generation
C7 (4G)
Station Wagon
Car Body Style
Station Wagon
Premium Unleaded
Fuel Type
Diesel

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

6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
S6 Avant
A6 allroad 3.0 TDI clean diesel
V10 gasoline engine (naturally aspirated engine)
Engine Type
V6 diesel engine with turbocharger
BXA
Engine Code
CDUC, CDUD
4
Valves
4
10
Cylinders
6
5.2 L / 254 cu in
Displacement
3 L / 147 cu in
429 hp
at 6800 rpm
Power
242 hp
at 4000 rpm
S6 Avant
429 hp
242 hp
A6 allroad 3.0 TDI clean diesel
398 lb‑ft
at 3000 rpm
Max. Torque
428 lb‑ft
at 1750 rpm
S6 Avant
398 lb‑ft
428 lb‑ft
A6 allroad 3.0 TDI clean diesel
Performance
S6 Avant
A6 allroad 3.0 TDI clean diesel
155 mph
Maximum Speed
147 mph
5.3 sec
Acceleration 0 to 62 mph
6.6 sec
62 mph
62
mph
mph
243 ft
0.000 sec

S6 Avant
62 mph
62
mph
mph
302 ft
0.000 sec

A6 allroad 3.0 TDI clean diesel
▶ REPLAY
10.51 lb/hp
Weight-to-Power Ratio
17.58 lb/hp
S6 Avant
10.51 lb/hp
17.58 lb/hp
A6 allroad 3.0 TDI clean diesel
Fuel Economy / Emissions
S6 Avant
A6 allroad 3.0 TDI clean diesel
Fuel Economy
18 mpg
combined
37 mpg
S6 Avant
18 mpg
37 mpg
A6 allroad 3.0 TDI clean diesel
12 mpg
city
32 mpg
No data
highway
No data
21.1 gal
Fuel Tank Capacity
19.8 gal
371 mi
Range
739 mi
S6 Avant
371 mi
739 mi
A6 allroad 3.0 TDI clean diesel
Environmental Impact
253.8 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).
129.6 kWh
S6 Avant
253.8 kWh
129.6 kWh
A6 allroad 3.0 TDI clean diesel
Euro 4 III
Emission Standard
Euro 6b (NEFZ)
513 g/mi (NEFZ)
CO2 Emissions
266 g/mi (NEFZ)
Practical Convenience
S6 Avant
A6 allroad 3.0 TDI clean diesel
5
Doors
5
5
No. of Seats
5
1224 lb
Maximum Payload
1268 lb
16 cu ft
Trunk Volume
16 cu ft










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