The Comparative Analysis :
Citroen C6 3.0 V6 Automatic (05 - 08) vs. Audi A6 45 TDI quattro tiptronic (18 - ..)
€ 44,000

€ 55,700

€ 44,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 55,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The Citroen C6 3.0 V6 is an inch shorter, an inch narrower and 0.3 inches taller than the Audi A6 45 TDI.
Citroen C6 3.0 V6
Audi A6 45 TDI
57.6
73.2
82.1
57.4
74.3
83.1
73.2 in
Width
74.3 in
82.1 in
Width Incl. Mirrors
83.1 in
57.6 in
Height
57.4 in
114.2
193.2
115.1
194.2
193.2 in
Length
194.2 in
114.2 in
Wheelbase
115.1 in
Vehicle Weight
Citroen C6 3.0 V6
Audi A6 45 TDI
4169 lb
Curb Weight
4189 lb
5007 lb
Gross Vehicle
Weight
Weight
5456 lb

Weight Difference:
20 lb
0.48 %

General
Citroen C6 3.0 V6
Audi A6 45 TDI
T
Generation
C8 (4K)
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 45 TDI
V6 gasoline engine (naturally aspirated engine)
Engine Type
6-cylinder mild hybrid diesel engine with turbocharger
Engine Code
DDVE
4
Valves
4
6
Cylinders
6
2.9 L / 142 cu in
Displacement
3 L / 147 cu in
208 hp
at 6000 rpm
Power
228 hp
at 3250 rpm
Citroen C6 3.0 V6
208 hp
228 hp
Audi A6 45 TDI
214 lb‑ft
at 3750 rpm
Max. Torque
369 lb‑ft
at 1750 rpm
Citroen C6 3.0 V6
214 lb‑ft
369 lb‑ft
Audi A6 45 TDI
Performance
Citroen C6 3.0 V6
Audi A6 45 TDI
143 mph
Maximum Speed
155 mph
10 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph
62
mph
mph
456 ft
0.000 sec

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

Audi A6 45 TDI
▶ REPLAY
20.04 lb/hp
Weight-to-Power Ratio
18.37 lb/hp
Citroen C6 3.0 V6
20.04 lb/hp
18.37 lb/hp
Audi A6 45 TDI
Fuel Economy / Emissions
Citroen C6 3.0 V6
Audi A6 45 TDI
Fuel Economy
21 mpg
combined
42 mpg
Citroen C6 3.0 V6
21 mpg
42 mpg
Audi A6 45 TDI
14 mpg
city
38 mpg
29 mpg
highway
No data
19 gal
Fuel Tank Capacity
16.6 gal
400 mi
Range
699 mi
Citroen C6 3.0 V6
400 mi
699 mi
Audi A6 45 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).
115.2 kWh
Citroen C6 3.0 V6
212.1 kWh
115.2 kWh
Audi A6 45 TDI
Euro 4
Emission Standard
Euro 6d-TEMP (WLTP)
428 g/mi (NEFZ)
CO2 Emissions
295 g/mi (WLTP)
Practical Convenience
Citroen C6 3.0 V6
Audi A6 45 TDI
4
Doors
4
5
No. of Seats
4
838 lb
Maximum Payload
1268 lb
11.9 cu ft
Trunk Volume
15 cu ft










No data
Cargo Volume (Seats Down)
No data