The Comparative Analysis :
Audi S6 Avant (08 - 10) vs. Audi A6 Avant 40 TDI S tronic (18 - ..)
€ 89,100

€ 52,300

€ 89,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 52,300
ⓘ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. Both cars are the same length, but the S6 Avant is 0.9 inches narrower and 0.8 inches lower.
S6 Avant
A6 Avant 40 TDI
56.9
73.4
79.9
57.8
74.3
83.1
73.4 in
Width
74.3 in
79.9 in
Width Incl. Mirrors
83.1 in
56.9 in
Height
57.8 in
112.1
194.4
115.1
194.4
194.4 in
Length
194.4 in
112.1 in
Wheelbase
115.1 in
Vehicle Weight
S6 Avant
A6 Avant 40 TDI
4508 lb
Curb Weight
3935 lb
5732 lb
Gross Vehicle
Weight
Weight
5137 lb

Weight Difference:
573 lb
12.71 %

General
S6 Avant
A6 Avant 40 TDI
C6 (4F)
Generation
C8 (4K)
Station Wagon
Car Body Style
Station Wagon
Premium Unleaded
Fuel Type
Diesel

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

6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
S6 Avant
A6 Avant 40 TDI
V10 gasoline engine (naturally aspirated engine)
Engine Type
4-cylinder mild hybrid diesel engine with turbocharger
BXA
Engine Code
DFBA
4
Valves
4
10
Cylinders
4
5.2 L / 254 cu in
Displacement
2 L / 98 cu in
429 hp
at 6800 rpm
Power
201 hp
at 3750 rpm
S6 Avant
429 hp
201 hp
A6 Avant 40 TDI
398 lb‑ft
at 3000 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
S6 Avant
398 lb‑ft
295 lb‑ft
A6 Avant 40 TDI
Performance
S6 Avant
A6 Avant 40 TDI
155 mph
Maximum Speed
150 mph
5.3 sec
Acceleration 0 to 62 mph
8.3 sec
62 mph
62
mph
mph
243 ft
0.000 sec

S6 Avant
62 mph
62
mph
mph
377 ft
0.000 sec

A6 Avant 40 TDI
▶ REPLAY
10.51 lb/hp
Weight-to-Power Ratio
19.58 lb/hp
S6 Avant
10.51 lb/hp
19.58 lb/hp
A6 Avant 40 TDI
Fuel Economy / Emissions
S6 Avant
A6 Avant 40 TDI
Fuel Economy
19 mpg
combined
50 mpg
S6 Avant
19 mpg
50 mpg
A6 Avant 40 TDI
13 mpg
city
45 mpg
No data
highway
No data
21.1 gal
Fuel Tank Capacity
16.6 gal
395 mi
Range
833 mi
S6 Avant
395 mi
833 mi
A6 Avant 40 TDI
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).
96.7 kWh
S6 Avant
238.7 kWh
96.7 kWh
A6 Avant 40 TDI
Euro 4 III
Emission Standard
Euro 6d-TEMP (WLTP)
481 g/mi (NEFZ)
CO2 Emissions
246 g/mi (WLTP)
Practical Convenience
S6 Avant
A6 Avant 40 TDI
5
Doors
5
5
No. of Seats
5
1224 lb
Maximum Payload
1202 lb
16 cu ft
Trunk Volume
16 cu ft










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