The Comparative Analysis :
BMW 320si (06 - 07) vs. Mercedes C 250 CDI BlueEFFICIENCY (11 - 13)
€ 33,000

€ 39,800

€ 33,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 39,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The BMW 320si is 6.6 cm shorter, 4.7 cm wider and 2.3 cm lower than the Mercedes C 250 CDI BlueEFFICIENCY.
BMW 320si
Mercedes C 250 CDI BlueEFFICIENCY
1421
1817
1989
1444
1770
2008
1817 mm
Width
1770 mm
1989 mm
Width Incl. Mirrors
2008 mm
1421 mm
Height
1444 mm
2760
4520
2760
4586
4520 mm
Length
4586 mm
2760 mm
Wheelbase
2760 mm
Vehicle Weight
BMW 320si
Mercedes C 250 CDI BlueEFFICIENCY
1395 kg
Kerb Weight
1615 kg
1840 kg
Gross Vehicle
Weight
Weight
2130 kg

Weight Difference:
220 kg
13.62 %

General
BMW 320si
Mercedes C 250 CDI BlueEFFICIENCY
E90
Generation
W204
Saloon
Car Body Style
Saloon
Super Unleaded (98 RON)
Fuel Type
Diesel

Rear-wheel drive
Drive
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
BMW 320si
Mercedes C 250 CDI BlueEFFICIENCY
Straight-four petrol engine (naturally aspirated engine)
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
BMW N45
Engine Series
Mercedes-Benz OM 651
N45-B20
Engine Code
OM 651.911


4
Valves
4
4
Cylinders
4
1997 CC
Engine Capacity
2143 CC
171 bhp
at 7000 rpm
Power
201 bhp
at 4200 rpm
BMW 320si
171 bhp
201 bhp
Mercedes C 250 CDI BlueEFFICIENCY
200 NM
at 4250 rpm
Max. Torque
500 NM
at 1600 rpm
BMW 320si
200 NM
500 NM
Mercedes C 250 CDI BlueEFFICIENCY
Performance
BMW 320si
Mercedes C 250 CDI BlueEFFICIENCY
140 mph
Maximum Speed
149 mph
8.1 sec
Acceleration 0 to 62 mph
7 sec
62 mph
62
mph
mph
113 m
0.000 sec

BMW 320si
62 mph
62
mph
mph
97 m
0.000 sec

Mercedes C 250 CDI BlueEFFICIENCY
▶ REPLAY
8.16 kg/bhp
Weight-to-Power Ratio
8.03 kg/bhp
BMW 320si
8.16 kg/bhp
8.03 kg/bhp
Mercedes C 250 CDI BlueEFFICIENCY
Fuel Economy / Emissions
BMW 320si
Mercedes C 250 CDI BlueEFFICIENCY
Fuel Economy
32 mpg
combined
59 mpg
BMW 320si
32 mpg
59 mpg
Mercedes C 250 CDI BlueEFFICIENCY
22 mpg
city
46 mpg
No data
motorway
71 mpg
63 L
Fuel Tank Capacity
59 L
440 mi
Range
764 mi
BMW 320si
440 mi
764 mi
Mercedes C 250 CDI BlueEFFICIENCY
Environmental Impact
168.7 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).
98.8 kWh
BMW 320si
168.7 kWh
98.8 kWh
Mercedes C 250 CDI BlueEFFICIENCY
Euro 4
Emission Standard
Euro 5
214 g/km (NEFZ)
CO2 Emissions
125 g/km (NEFZ)
Practical Convenience
BMW 320si
Mercedes C 250 CDI BlueEFFICIENCY
4
Doors
4
5
No. of Seats
5
445 kg
Maximum Payload
515 kg
460 L
Boot Capacity
475 L










No data
Boot Capacity (Seats Down)
No data