The Comparative Analysis :
Audi S6 cod S tronic (14 - 18) vs. Audi A6 40 TDI S tronic (18 - ..)
€ 77,700

€ 49,800

€ 77,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 49,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The S6 cod is a bit smaller in every dimension. It's 0.1 inches shorter, 0.5 inches narrower and 0.7 inches lower than the A6 40 TDI.
S6 cod
A6 40 TDI
56.7
73.8
82.1
57.4
74.3
83.1
73.8 in
Width
74.3 in
82.1 in
Width Incl. Mirrors
83.1 in
56.7 in
Height
57.4 in
114.6
194.1
115.1
194.2
194.1 in
Length
194.2 in
114.6 in
Wheelbase
115.1 in
Vehicle Weight
S6 cod
A6 40 TDI
4343 lb
Curb Weight
3792 lb
5523 lb
Gross Vehicle
Weight
Weight
4971 lb

Weight Difference:
551 lb
12.69 %

General
S6 cod
A6 40 TDI
C7 (4G)
Generation
C8 (4K)
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Diesel

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

7-speed dual clutch transmission
Transmission
7-speed dual clutch transmission
Engine
S6 cod
A6 40 TDI
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
4-cylinder mild hybrid diesel engine with turbocharger
CTGE
Engine Code
DFBA
4
Valves
4
8
Cylinders
4
4 L / 196 cu in
Displacement
2 L / 98 cu in
444 hp
at 5800 rpm
Power
201 hp
at 3750 rpm
S6 cod
444 hp
201 hp
A6 40 TDI
406 lb‑ft
at 1400 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
S6 cod
406 lb‑ft
295 lb‑ft
A6 40 TDI
Performance
S6 cod
A6 40 TDI
155 mph
Maximum Speed
153 mph
4.6 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
210 ft
0.000 sec

S6 cod
62 mph
62
mph
mph
371 ft
0.000 sec

A6 40 TDI
▶ REPLAY
9.78 lb/hp
Weight-to-Power Ratio
18.87 lb/hp
S6 cod
9.78 lb/hp
18.87 lb/hp
A6 40 TDI
Fuel Economy / Emissions
S6 cod
A6 40 TDI
Fuel Economy
26 mpg
combined
52 mpg
S6 cod
26 mpg
52 mpg
A6 40 TDI
18 mpg
city
47 mpg
No data
highway
No data
19.8 gal
Fuel Tank Capacity
16.6 gal
506 mi
Range
870 mi
S6 cod
506 mi
870 mi
A6 40 TDI
Environmental Impact
174.3 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).
92.5 kWh
S6 cod
174.3 kWh
92.5 kWh
A6 40 TDI
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP (WLTP)
344 g/mi (NEFZ)
CO2 Emissions
233 g/mi (WLTP)
Practical Convenience
S6 cod
A6 40 TDI
4
Doors
4
5
No. of Seats
4
1179 lb
Maximum Payload
1179 lb
15 cu ft
Trunk Volume
15 cu ft












No data
Cargo Volume (Seats Down)
No data