The Comparative Analysis :
BMW 320i Automatic (05 - 07) vs. Mercedes C 180 BlueEFFICIENCY 7G-TRONIC PLUS (12 - 13)
€ 31,000

€ 35,600

€ 31,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 35,600
ⓘ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 320i is 2.6 inches shorter, 1.9 inches wider and an inch lower than the Mercedes C 180 BlueEFFICIENCY.
BMW 320i
Mercedes C 180 BlueEFFICIENCY
55.9
71.5
78.3
57
69.7
79.1
71.5 in
Width
69.7 in
78.3 in
Width Incl. Mirrors
79.1 in
55.9 in
Height
57 in
108.7
178
108.7
180.6
178 in
Length
180.6 in
108.7 in
Wheelbase
108.7 in
Vehicle Weight
BMW 320i
Mercedes C 180 BlueEFFICIENCY
3142 lb
Curb Weight
3274 lb
4123 lb
Gross Vehicle
Weight
Weight
4409 lb

Weight Difference:
132 lb
4.03 %

General
BMW 320i
Mercedes C 180 BlueEFFICIENCY
E90
Generation
W204
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
BMW 320i
Mercedes C 180 BlueEFFICIENCY
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine with turbocharger
BMW N46
Engine Series
Mercedes-Benz M 274
N46-B20
Engine Code
M 274.910


4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
1.6 L / 78 cu in
148 hp
at 6200 rpm
Power
154 hp
at 5300 rpm
BMW 320i
148 hp
154 hp
Mercedes C 180 BlueEFFICIENCY
148 lb‑ft
at 3600 rpm
Max. Torque
184 lb‑ft
at 1250 rpm
BMW 320i
148 lb‑ft
184 lb‑ft
Mercedes C 180 BlueEFFICIENCY
Performance
BMW 320i
Mercedes C 180 BlueEFFICIENCY
134 mph
Maximum Speed
139 mph
9.7 sec
Acceleration 0 to 62 mph
8.5 sec
62 mph
62
mph
mph
443 ft
0.000 sec

BMW 320i
62 mph
62
mph
mph
387 ft
0.000 sec

Mercedes C 180 BlueEFFICIENCY
▶ REPLAY
21.23 lb/hp
Weight-to-Power Ratio
21.26 lb/hp
BMW 320i
21.23 lb/hp
21.26 lb/hp
Mercedes C 180 BlueEFFICIENCY
Fuel Economy / Emissions
BMW 320i
Mercedes C 180 BlueEFFICIENCY
Fuel Economy
30 mpg
combined
41 mpg
BMW 320i
30 mpg
41 mpg
Mercedes C 180 BlueEFFICIENCY
21 mpg
city
31 mpg
No data
highway
49 mpg
16.6 gal
Fuel Tank Capacity
15.6 gal
495 mi
Range
632 mi
BMW 320i
495 mi
632 mi
Mercedes C 180 BlueEFFICIENCY
Environmental Impact
149.7 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).
109.9 kWh
BMW 320i
149.7 kWh
109.9 kWh
Mercedes C 180 BlueEFFICIENCY
Euro 4
Emission Standard
Euro 5 / Euro 6
306 g/mi (NEFZ)
CO2 Emissions
219 g/mi (NEFZ)
Practical Convenience
BMW 320i
Mercedes C 180 BlueEFFICIENCY
4
Doors
4
5
No. of Seats
5
981 lb
Maximum Payload
1135 lb
13 cu ft
Trunk Volume
13.5 cu ft










No data
Cargo Volume (Seats Down)
No data