The Comparative Analysis :
BMW 320i Automatic (05 - 07) vs. BMW 318i (05 - 07)
€ 31,000

€ 26,800

€ 31,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 26,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of the 320i and the 318i are absolutely identical. Both are 178 inches long, 71.5 inches wide and 55.9 inches tall.
320i
318i
55.9
71.5
78.3
55.9
71.5
78.3
71.5 in
Width
71.5 in
78.3 in
Width Incl. Mirrors
78.3 in
55.9 in
Height
55.9 in
108.7
178
108.7
178
178 in
Length
178 in
108.7 in
Wheelbase
108.7 in
Vehicle Weight
320i
318i
3142 lb
Curb Weight
3164 lb
4123 lb
Gross Vehicle
Weight
Weight
4145 lb

Weight Difference:
22 lb
0.7 %

General
320i
318i
E90
Generation
E90
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
6-speed manual transmission
Engine
320i
318i
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
BMW N46
Engine Series
BMW N46
N46-B20
Engine Code
N46-B20


4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
148 hp
at 6200 rpm
Power
127 hp
at 5750 rpm
320i
148 hp
127 hp
318i
148 lb‑ft
at 3600 rpm
Max. Torque
133 lb‑ft
at 3250 rpm
320i
148 lb‑ft
133 lb‑ft
318i
Performance
320i
318i
134 mph
Maximum Speed
129 mph
9.7 sec
Acceleration 0 to 62 mph
10 sec
62 mph
62
mph
mph
443 ft
0.000 sec

320i
62 mph
62
mph
mph
456 ft
0.000 sec

318i
▶ REPLAY
21.23 lb/hp
Weight-to-Power Ratio
24.91 lb/hp
320i
21.23 lb/hp
24.91 lb/hp
318i
Fuel Economy / Emissions
320i
318i
Fuel Economy
30 mpg
combined
32 mpg
320i
30 mpg
32 mpg
318i
21 mpg
city
24 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
16.6 gal
495 mi
Range
536 mi
320i
495 mi
536 mi
318i
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).
138.2 kWh
320i
149.7 kWh
138.2 kWh
318i
Euro 4
Emission Standard
Euro 4
306 g/mi (NEFZ)
CO2 Emissions
282 g/mi (NEFZ)
Practical Convenience
320i
318i
4
Doors
4
5
No. of Seats
5
981 lb
Maximum Payload
981 lb
13 cu ft
Trunk Volume
13 cu ft










No data
Cargo Volume (Seats Down)
No data