The Comparative Analysis :
Citroen C6 3.0 V6 Automatic (05 - 08) vs. BMW 523i (07 - 10)
€ 44,000

€ 39,700

€ 44,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 39,700
ⓘ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 2.6 inches longer, 0.6 inches wider and 0.2 inches lower than the BMW 523i.
Citroen C6 3.0 V6
BMW 523i
57.6
73.2
82.1
57.8
72.7
80.2
73.2 in
Width
72.7 in
82.1 in
Width Incl. Mirrors
80.2 in
57.6 in
Height
57.8 in
114.2
193.2
113.7
190.6
193.2 in
Length
190.6 in
114.2 in
Wheelbase
113.7 in
Vehicle Weight
Citroen C6 3.0 V6
BMW 523i
4169 lb
Curb Weight
3472 lb
5007 lb
Gross Vehicle
Weight
Weight
4542 lb

Weight Difference:
697 lb
16.72 %

General
Citroen C6 3.0 V6
BMW 523i
T
Generation
E60
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Front-wheel drive
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Citroen C6 3.0 V6
BMW 523i
V6 gasoline engine (naturally aspirated engine)
Engine Type
Straight-six gasoline engine (naturally aspirated engine)
Engine Series
BMW N53
Engine Code
N53-B25

4
Valves
4
6
Cylinders
6
2.9 L / 142 cu in
Displacement
2.5 L / 122 cu in
208 hp
at 6000 rpm
Power
187 hp
at 6100 rpm
Citroen C6 3.0 V6
208 hp
187 hp
BMW 523i
214 lb‑ft
at 3750 rpm
Max. Torque
177 lb‑ft
at 3500 rpm
Citroen C6 3.0 V6
214 lb‑ft
177 lb‑ft
BMW 523i
Performance
Citroen C6 3.0 V6
BMW 523i
143 mph
Maximum Speed
147 mph
10 sec
Acceleration 0 to 62 mph
8.2 sec
62 mph
62
mph
mph
456 ft
0.000 sec

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

BMW 523i
▶ REPLAY
20.04 lb/hp
Weight-to-Power Ratio
18.57 lb/hp
Citroen C6 3.0 V6
20.04 lb/hp
18.57 lb/hp
BMW 523i
Fuel Economy / Emissions
Citroen C6 3.0 V6
BMW 523i
Fuel Economy
21 mpg
combined
31 mpg
Citroen C6 3.0 V6
21 mpg
31 mpg
BMW 523i
14 mpg
city
23 mpg
29 mpg
highway
No data
19 gal
Fuel Tank Capacity
18.5 gal
400 mi
Range
580 mi
Citroen C6 3.0 V6
400 mi
580 mi
BMW 523i
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).
142.1 kWh
Citroen C6 3.0 V6
212.1 kWh
142.1 kWh
BMW 523i
Euro 4
Emission Standard
Euro 4
428 g/mi (NEFZ)
CO2 Emissions
285 g/mi (NEFZ)
Practical Convenience
Citroen C6 3.0 V6
BMW 523i
4
Doors
4
5
No. of Seats
5
838 lb
Maximum Payload
1069 lb
11.9 cu ft
Trunk Volume
14.7 cu ft









No data
Cargo Volume (Seats Down)
No data