The Comparative Analysis :
Citroen C6 3.0 V6 Automatic (05 - 08) vs. Audi A6 3.0 TDI competition quattro tiptronic (14 - 18)
€ 44,000

€ 69,000

€ 44,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 69,000
ⓘ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 an inch shorter, 0.6 inches narrower and 0.4 inches taller than the Audi A6 3.0 TDI competition.
Citroen C6 3.0 V6
Audi A6 3.0 TDI competition
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
194.2
193.2 in
Length
194.2 in
114.2 in
Wheelbase
114.6 in
Vehicle Weight
Citroen C6 3.0 V6
Audi A6 3.0 TDI competition
4169 lb
Curb Weight
4277 lb
5007 lb
Gross Vehicle
Weight
Weight
5456 lb

Weight Difference:
108 lb
2.53 %

General
Citroen C6 3.0 V6
Audi A6 3.0 TDI competition
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
8-speed automatic transmission
Engine
Citroen C6 3.0 V6
Audi A6 3.0 TDI competition
V6 gasoline engine (naturally aspirated engine)
Engine Type
V6 diesel engine with two turbochargers (biturbo)
Engine Code
CVUB
4
Valves
4
6
Cylinders
6
2.9 L / 142 cu in
Displacement
3 L / 147 cu in
208 hp
at 6000 rpm
Power
322 hp
at 4000 rpm
Citroen C6 3.0 V6
208 hp
322 hp
Audi A6 3.0 TDI competition
214 lb‑ft
at 3750 rpm
Max. Torque
479 lb‑ft
at 1400 rpm
Citroen C6 3.0 V6
214 lb‑ft
479 lb‑ft
Audi A6 3.0 TDI competition
Performance
Citroen C6 3.0 V6
Audi A6 3.0 TDI competition
143 mph
Maximum Speed
155 mph
10 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
456 ft
0.000 sec

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

Audi A6 3.0 TDI competition
▶ REPLAY
20.04 lb/hp
Weight-to-Power Ratio
13.28 lb/hp
Citroen C6 3.0 V6
20.04 lb/hp
13.28 lb/hp
Audi A6 3.0 TDI competition
Fuel Economy / Emissions
Citroen C6 3.0 V6
Audi A6 3.0 TDI competition
Fuel Economy
21 mpg
combined
38 mpg
Citroen C6 3.0 V6
21 mpg
38 mpg
Audi A6 3.0 TDI competition
14 mpg
city
31 mpg
29 mpg
highway
No data
19 gal
Fuel Tank Capacity
19.3 gal
400 mi
Range
731 mi
Citroen C6 3.0 V6
400 mi
731 mi
Audi A6 3.0 TDI competition
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).
127.6 kWh
Citroen C6 3.0 V6
212.1 kWh
127.6 kWh
Audi A6 3.0 TDI competition
Euro 4
Emission Standard
Euro 6b (NEFZ)
428 g/mi (NEFZ)
CO2 Emissions
264 g/mi (NEFZ)
Practical Convenience
Citroen C6 3.0 V6
Audi A6 3.0 TDI competition
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