The Comparative Analysis :
Audi S6 TDI tiptronic (19 - ..) vs. Audi A6 2.0 TDI ultra (14 - 18)
€ 76,500

€ 43,300

€ 76,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,300
ⓘ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. The S6 TDI is just 0.8 inches longer, 0.5 inches wider and 0.4 inches lower than the A6 2.0 TDI ultra.
S6 TDI
A6 2.0 TDI ultra
56.9
74.3
83.1
57.3
73.8
82.1
74.3 in
Width
73.8 in
83.1 in
Width Incl. Mirrors
82.1 in
56.9 in
Height
57.3 in
115.3
195
114.6
194.2
195 in
Length
194.2 in
115.3 in
Wheelbase
114.6 in
Vehicle Weight
S6 TDI
A6 2.0 TDI ultra
4475 lb
Curb Weight
3748 lb
5710 lb
Gross Vehicle
Weight
Weight
4861 lb

Weight Difference:
728 lb
16.27 %

General
S6 TDI
A6 2.0 TDI ultra
C8 (4K)
Generation
C7 (4G)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel

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

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
S6 TDI
A6 2.0 TDI ultra
6-cylinder mild hybrid diesel engine with turbocharger and electric driven compressor
Engine Type
Straight-four diesel engine with turbocharger
Engine Code
CNHA
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
344 hp
at 3850 rpm
Power
187 hp
at 3800 rpm
S6 TDI
344 hp
187 hp
A6 2.0 TDI ultra
516 lb‑ft
at 2500 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
S6 TDI
516 lb‑ft
295 lb‑ft
A6 2.0 TDI ultra
Performance
S6 TDI
A6 2.0 TDI ultra
155 mph
Maximum Speed
144 mph
5 sec
Acceleration 0 to 62 mph
8.4 sec
62 mph
62
mph
mph
226 ft
0.000 sec

S6 TDI
62 mph
62
mph
mph
384 ft
0.000 sec

A6 2.0 TDI ultra
▶ REPLAY
13.01 lb/hp
Weight-to-Power Ratio
20.04 lb/hp
S6 TDI
13.01 lb/hp
20.04 lb/hp
A6 2.0 TDI ultra
Fuel Economy / Emissions
S6 TDI
A6 2.0 TDI ultra
Fuel Economy
38 mpg
combined
53 mpg
S6 TDI
38 mpg
53 mpg
A6 2.0 TDI ultra
32 mpg
city
45 mpg
No data
highway
No data
19.3 gal
Fuel Tank Capacity
19.3 gal
731 mi
Range
1031 mi
S6 TDI
731 mi
1031 mi
A6 2.0 TDI ultra
Environmental Impact
127.6 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).
90.4 kWh
S6 TDI
127.6 kWh
90.4 kWh
A6 2.0 TDI ultra
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6b (NEFZ)
327 g/mi (WLTP)
CO2 Emissions
183 g/mi (NEFZ)
Practical Convenience
S6 TDI
A6 2.0 TDI ultra
4
Doors
4
5
No. of Seats
5
1235 lb
Maximum Payload
1113 lb
15 cu ft
Trunk Volume
15 cu ft












No data
Cargo Volume (Seats Down)
No data