The Comparative Analysis :
BMW 320i Steptronic (12 - 15) vs. BMW 320si (06 - 07)
€ 36,400
€ 33,000
€ 36,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 33,000
ⓘ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 320i is 4.1 inches longer, 0.2 inches narrower and 0.3 inches taller than the 320si.
320i
320si
56.3
71.3
80
55.9
71.5
78.3
71.3 in
Width
71.5 in
80 in
Width Incl. Mirrors
78.3 in
56.3 in
Height
55.9 in
110.6
182
108.7
178
182 in
Length
178 in
110.6 in
Wheelbase
108.7 in
Vehicle Weight
320i
320si
3296 lb
Curb Weight
3075 lb
4343 lb
Gross Vehicle
Weight
Weight
4057 lb
Weight Difference:
220 lb
6.67 %
General
320i
320si
F30
Generation
E90
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
320i
320si
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
BMW N20
Engine Series
BMW N45
N20-B20
Engine Code
N45-B20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
181 hp
at 5000 rpm
Power
171 hp
at 7000 rpm
320i
181 hp
171 hp
320si
199 lb‑ft
at 1250 rpm
Max. Torque
148 lb‑ft
at 4250 rpm
320i
199 lb‑ft
148 lb‑ft
320si
Performance
320i
320si
146 mph
Maximum Speed
140 mph
7.6 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
348 ft
0.000 sec
320i
62 mph
62
mph
mph
371 ft
0.000 sec
320si
▶ REPLAY
18.21 lb/hp
Weight-to-Power Ratio
17.98 lb/hp
320i
18.21 lb/hp
17.98 lb/hp
320si
Fuel Economy / Emissions
320i
320si
Fuel Economy
40 mpg
combined
26 mpg
320i
40 mpg
26 mpg
320si
29 mpg
city
18 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
16.6 gal
632 mi
Range
440 mi
320i
632 mi
440 mi
320si
Environmental Impact
111.8 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).
168.7 kWh
320i
111.8 kWh
168.7 kWh
320si
Euro 6b (NEFZ)
Emission Standard
Euro 4
222 g/mi (NEFZ)
CO2 Emissions
344 g/mi (NEFZ)
Practical Convenience
320i
320si
4
Doors
4
5
No. of Seats
5
1047 lb
Maximum Payload
981 lb
13.6 cu ft
Trunk Volume
13 cu ft
No data
Cargo Volume (Seats Down)
No data
