The Comparative Analysis :
Citroen C6 HDi 170 Biturbo FAP Automatic (08 - 09) vs. Audi A6 2.0 TDI multitronic (08 - 10)
€ 43,400

€ 39,900

€ 43,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 39,900
ⓘ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 Citroen C6 HDi 170 Biturbo FAP is just 0.7 inches shorter, 0.2 inches wider and 0.2 inches taller than the Audi A6 2.0 TDI.
Citroen C6 HDi 170 Biturbo FAP
Audi A6 2.0 TDI
57.6
73.2
82.1
57.4
73
79.9
73.2 in
Width
73 in
82.1 in
Width Incl. Mirrors
79.9 in
57.6 in
Height
57.4 in
114.2
193.2
111.9
194
193.2 in
Length
194 in
114.2 in
Wheelbase
111.9 in
Vehicle Weight
Citroen C6 HDi 170 Biturbo FAP
Audi A6 2.0 TDI
4239 lb
Curb Weight
3671 lb
5115 lb
Gross Vehicle
Weight
Weight
4784 lb

Weight Difference:
569 lb
13.42 %

General
Citroen C6 HDi 170 Biturbo FAP
Audi A6 2.0 TDI
T
Generation
C6 (4F)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel

Front-wheel drive
Drivetrain
Front-wheel drive

6-speed automatic transmission
Transmission
Continuously variable transmission (CVT)
Engine
Citroen C6 HDi 170 Biturbo FAP
Audi A6 2.0 TDI
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
Straight-four diesel engine with turbocharger
Engine Code
CAHA
4
Valves
4
4
Cylinders
4
2.2 L / 108 cu in
Displacement
2 L / 98 cu in
168 hp
at 4000 rpm
Power
168 hp
at 4200 rpm
Citroen C6 HDi 170 Biturbo FAP
168 hp
168 hp
Audi A6 2.0 TDI
295 lb‑ft
at 1750 rpm
Max. Torque
258 lb‑ft
at 1750 rpm
Citroen C6 HDi 170 Biturbo FAP
295 lb‑ft
258 lb‑ft
Audi A6 2.0 TDI
Performance
Citroen C6 HDi 170 Biturbo FAP
Audi A6 2.0 TDI
130 mph
Maximum Speed
135 mph
11.2 sec
Acceleration 0 to 62 mph
8.9 sec
62 mph
62
mph
mph
512 ft
0.000 sec

Citroen C6 HDi 170 Biturbo FAP
62 mph
62
mph
mph
407 ft
0.000 sec

Audi A6 2.0 TDI
▶ REPLAY
25.23 lb/hp
Weight-to-Power Ratio
21.85 lb/hp
Citroen C6 HDi 170 Biturbo FAP
25.23 lb/hp
21.85 lb/hp
Audi A6 2.0 TDI
Fuel Economy / Emissions
Citroen C6 HDi 170 Biturbo FAP
Audi A6 2.0 TDI
Fuel Economy
31 mpg
combined
41 mpg
Citroen C6 HDi 170 Biturbo FAP
31 mpg
41 mpg
Audi A6 2.0 TDI
22 mpg
city
32 mpg
40 mpg
highway
No data
19 gal
Fuel Tank Capacity
18.5 gal
588 mi
Range
750 mi
Citroen C6 HDi 170 Biturbo FAP
588 mi
750 mi
Audi A6 2.0 TDI
Environmental Impact
156.4 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).
119.3 kWh
Citroen C6 HDi 170 Biturbo FAP
156.4 kWh
119.3 kWh
Audi A6 2.0 TDI
Euro 4
Emission Standard
Euro 5
320 g/mi (NEFZ)
CO2 Emissions
246 g/mi (NEFZ)
Practical Convenience
Citroen C6 HDi 170 Biturbo FAP
Audi A6 2.0 TDI
4
Doors
4
5
No. of Seats
5
875 lb
Maximum Payload
1113 lb
11.9 cu ft
Trunk Volume
15.5 cu ft









No data
Cargo Volume (Seats Down)
No data