The Comparative Analysis :
BMW 320si (06 - 07) vs. BMW 318i (15 - 18)
€ 33,000
€ 33,400
€ 33,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 33,400
ⓘ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 320si is 4.4 inches shorter, 0.2 inches wider and 0.3 inches lower than the 318i.
320si
318i
55.9
71.5
78.3
56.3
71.3
80
71.5 in
Width
71.3 in
78.3 in
Width Incl. Mirrors
80 in
55.9 in
Height
56.3 in
108.7
178
110.6
182.4
178 in
Length
182.4 in
108.7 in
Wheelbase
110.6 in
Vehicle Weight
320si
318i
3075 lb
Curb Weight
3252 lb
4057 lb
Gross Vehicle
Weight
Weight
4354 lb
Weight Difference:
176 lb
5.41 %
General
320si
318i
E90
Generation
F30
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
320si
318i
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-three gasoline engine with turbocharger
BMW N45
Engine Series
BMW B38
N45-B20
Engine Code
B38-B15
4
Valves
4
4
Cylinders
3
2 L / 98 cu in
Displacement
1.5 L / 73 cu in
171 hp
at 7000 rpm
Power
134 hp
at 4400 rpm
320si
171 hp
134 hp
318i
148 lb‑ft
at 4250 rpm
Max. Torque
162 lb‑ft
at 1250 rpm
320si
148 lb‑ft
162 lb‑ft
318i
Performance
320si
318i
140 mph
Maximum Speed
130 mph
8.1 sec
Acceleration 0 to 62 mph
8.9 sec
62 mph
62
mph
mph
371 ft
0.000 sec
320si
62 mph
62
mph
mph
407 ft
0.000 sec
318i
▶ REPLAY
17.98 lb/hp
Weight-to-Power Ratio
24.27 lb/hp
320si
17.98 lb/hp
24.27 lb/hp
318i
Fuel Economy / Emissions
320si
318i
Fuel Economy
26 mpg
combined
46 mpg
320si
26 mpg
46 mpg
318i
18 mpg
city
37 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
15.9 gal
440 mi
Range
731 mi
320si
440 mi
731 mi
318i
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).
96.6 kWh
320si
168.7 kWh
96.6 kWh
318i
Euro 4
Emission Standard
Euro 6b (NEFZ)
344 g/mi (NEFZ)
CO2 Emissions
192 g/mi (NEFZ)
Practical Convenience
320si
318i
4
Doors
4
5
No. of Seats
5
981 lb
Maximum Payload
1102 lb
13 cu ft
Trunk Volume
13.6 cu ft
No data
Cargo Volume (Seats Down)
No data
