The Comparative Analysis :
Audi RS6 (08 - 10) vs. Audi A6 40 TDI S tronic (18 - ..)
€ 108,400

€ 49,800

€ 108,400
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
Тhere is barely any difference in dimensions between the two vehicles. The RS6 is just 0.2 inches shorter, 0.1 inches wider and 0 inches lower than the A6 40 TDI.
RS6
A6 40 TDI
57.3
74.4
79.9
57.4
74.3
83.1
74.4 in
Width
74.3 in
79.9 in
Width Incl. Mirrors
83.1 in
57.3 in
Height
57.4 in
112
194
115.1
194.2
194 in
Length
194.2 in
112 in
Wheelbase
115.1 in
Vehicle Weight
RS6
A6 40 TDI
4542 lb
Curb Weight
3792 lb
5655 lb
Gross Vehicle
Weight
Weight
4971 lb

Weight Difference:
750 lb
16.51 %

General
RS6
A6 40 TDI
C6 (4F)
Generation
C8 (4K)
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Diesel

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

6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
RS6
A6 40 TDI
V10 gasoline engine with two turbochargers (biturbo)
Engine Type
4-cylinder mild hybrid diesel engine with turbocharger
BUH
Engine Code
DFBA
4
Valves
4
10
Cylinders
4
5 L / 245 cu in
Displacement
2 L / 98 cu in
572 hp
at 6250 rpm
Power
201 hp
at 3750 rpm
RS6
572 hp
201 hp
A6 40 TDI
479 lb‑ft
at 1500 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
RS6
479 lb‑ft
295 lb‑ft
A6 40 TDI
Performance
RS6
A6 40 TDI
155 mph
Maximum Speed
153 mph
4.5 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
207 ft
0.000 sec

RS6
62 mph
62
mph
mph
371 ft
0.000 sec

A6 40 TDI
▶ REPLAY
7.94 lb/hp
Weight-to-Power Ratio
18.87 lb/hp
RS6
7.94 lb/hp
18.87 lb/hp
A6 40 TDI
Fuel Economy / Emissions
RS6
A6 40 TDI
Fuel Economy
17 mpg
combined
52 mpg
RS6
17 mpg
52 mpg
A6 40 TDI
12 mpg
city
47 mpg
No data
highway
No data
21.1 gal
Fuel Tank Capacity
16.6 gal
358 mi
Range
870 mi
RS6
358 mi
870 mi
A6 40 TDI
Environmental Impact
263.3 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
RS6
263.3 kWh
92.5 kWh
A6 40 TDI
Euro 4 III
Emission Standard
Euro 6d-TEMP (WLTP)
533 g/mi (NEFZ)
CO2 Emissions
233 g/mi (WLTP)
Practical Convenience
RS6
A6 40 TDI
4
Doors
4
5
No. of Seats
4
1113 lb
Maximum Payload
1179 lb
15.5 cu ft
Trunk Volume
15 cu ft











No data
Cargo Volume (Seats Down)
No data