The Comparative Analysis :
BMW 330d Steptronic (19 - ..) vs. BMW 320si (06 - 07)
€ 49,500
€ 33,000
€ 49,500
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 330d is considerably bigger in every dimension. It's 7.4 inches longer, 0.4 inches wider and 0.6 inches taller than the 320si.
330d
320si
56.5
71.9
81.4
55.9
71.5
78.3
71.9 in
Width
71.5 in
81.4 in
Width Incl. Mirrors
78.3 in
56.5 in
Height
55.9 in
112.2
185.4
108.7
178
185.4 in
Length
178 in
112.2 in
Wheelbase
108.7 in
Vehicle Weight
330d
320si
3671 lb
Curb Weight
3075 lb
4817 lb
Gross Vehicle
Weight
Weight
4057 lb
Weight Difference:
595 lb
16.21 %
General
330d
320si
G20
Generation
E90
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
330d
320si
Straight-six diesel engine with turbocharger
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
BMW B57
Engine Series
BMW N45
B57-D30
Engine Code
N45-B20

4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
261 hp
at 4000 rpm
Power
171 hp
at 7000 rpm
330d
261 hp
171 hp
320si
428 lb‑ft
at 1750 rpm
Max. Torque
148 lb‑ft
at 4250 rpm
330d
428 lb‑ft
148 lb‑ft
320si
Performance
330d
320si
155 mph
Maximum Speed
140 mph
5.5 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
249 ft
0.000 sec
330d
62 mph
62
mph
mph
371 ft
0.000 sec
320si
▶ REPLAY
14.07 lb/hp
Weight-to-Power Ratio
17.98 lb/hp
330d
14.07 lb/hp
17.98 lb/hp
320si
Fuel Economy / Emissions
330d
320si
Fuel Economy
47 mpg
combined
26 mpg
330d
47 mpg
26 mpg
320si
39 mpg
city
18 mpg
No data
highway
No data
15.6 gal
Fuel Tank Capacity
16.6 gal
733 mi
Range
440 mi
330d
733 mi
440 mi
320si
Environmental Impact
102.8 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
330d
102.8 kWh
168.7 kWh
320si
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 4
241 g/mi (WLTP)
CO2 Emissions
344 g/mi (NEFZ)
Practical Convenience
330d
320si
4
Doors
4
5
No. of Seats
5
1146 lb
Maximum Payload
981 lb
13.6 cu ft
Trunk Volume
13 cu ft










No data
Cargo Volume (Seats Down)
No data






















