The Comparative Analysis :
Citroen C6 3.0 V6 Automatic (05 - 08) vs. Audi A6 3.0 TDI quattro S tronic (11 - 14)
€ 44,000

€ 52,500

€ 44,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 52,500
ⓘ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 3.0 V6 is just 0.3 inches shorter, 0.6 inches narrower and 0.4 inches taller than the Audi A6 3.0 TDI.
Citroen C6 3.0 V6
Audi A6 3.0 TDI
57.6
73.2
82.1
57.3
73.8
82.1
73.2 in
Width
73.8 in
82.1 in
Width Incl. Mirrors
82.1 in
57.6 in
Height
57.3 in
114.2
193.2
114.6
193.5
193.2 in
Length
193.5 in
114.2 in
Wheelbase
114.6 in
Vehicle Weight
Citroen C6 3.0 V6
Audi A6 3.0 TDI
4169 lb
Curb Weight
3957 lb
5007 lb
Gross Vehicle
Weight
Weight
5137 lb

Weight Difference:
212 lb
5.09 %

General
Citroen C6 3.0 V6
Audi A6 3.0 TDI
T
Generation
C7 (4G)
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Diesel

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

6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
Citroen C6 3.0 V6
Audi A6 3.0 TDI
V6 gasoline engine (naturally aspirated engine)
Engine Type
V6 diesel engine with turbocharger
Engine Code
CDUC, CDUD
4
Valves
4
6
Cylinders
6
2.9 L / 142 cu in
Displacement
3 L / 147 cu in
208 hp
at 6000 rpm
Power
242 hp
at 4000 rpm
Citroen C6 3.0 V6
208 hp
242 hp
Audi A6 3.0 TDI
214 lb‑ft
at 3750 rpm
Max. Torque
428 lb‑ft
at 1750 rpm
Citroen C6 3.0 V6
214 lb‑ft
428 lb‑ft
Audi A6 3.0 TDI
Performance
Citroen C6 3.0 V6
Audi A6 3.0 TDI
143 mph
Maximum Speed
155 mph
10 sec
Acceleration 0 to 62 mph
6.1 sec
62 mph
62
mph
mph
456 ft
0.000 sec

Citroen C6 3.0 V6
62 mph
62
mph
mph
279 ft
0.000 sec

Audi A6 3.0 TDI
▶ REPLAY
20.04 lb/hp
Weight-to-Power Ratio
16.35 lb/hp
Citroen C6 3.0 V6
20.04 lb/hp
16.35 lb/hp
Audi A6 3.0 TDI
Fuel Economy / Emissions
Citroen C6 3.0 V6
Audi A6 3.0 TDI
Fuel Economy
21 mpg
combined
40 mpg
Citroen C6 3.0 V6
21 mpg
40 mpg
Audi A6 3.0 TDI
14 mpg
city
33 mpg
29 mpg
highway
No data
19 gal
Fuel Tank Capacity
19.8 gal
400 mi
Range
790 mi
Citroen C6 3.0 V6
400 mi
790 mi
Audi A6 3.0 TDI
Environmental Impact
212.1 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).
121.3 kWh
Citroen C6 3.0 V6
212.1 kWh
121.3 kWh
Audi A6 3.0 TDI
Euro 4
Emission Standard
Euro 5
428 g/mi (NEFZ)
CO2 Emissions
251 g/mi (NEFZ)
Practical Convenience
Citroen C6 3.0 V6
Audi A6 3.0 TDI
4
Doors
4
5
No. of Seats
5
838 lb
Maximum Payload
1179 lb
11.9 cu ft
Trunk Volume
15 cu ft










No data
Cargo Volume (Seats Down)
No data