The Comparative Analysis :
BMW 320i (05 - 07) vs. BMW 318d (19 - ..)
€ 28,800
€ 37,900
€ 28,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 37,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 320i is considerably smaller in every dimension. It's 7.4 inches shorter, 0.4 inches narrower and 0.6 inches lower than the 318d.
320i
318d
55.9
71.5
78.3
56.5
71.9
81.4
71.5 in
Width
71.9 in
78.3 in
Width Incl. Mirrors
81.4 in
55.9 in
Height
56.5 in
108.7
178
112.2
185.4
178 in
Length
185.4 in
108.7 in
Wheelbase
112.2 in
Vehicle Weight
320i
318d
3075 lb
Curb Weight
3351 lb
4057 lb
Gross Vehicle
Weight
Weight
4575 lb
Weight Difference:
276 lb
8.24 %
General
320i
318d
E90
Generation
G20
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
320i
318d
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
BMW N46
Engine Series
BMW B47
N46-B20
Engine Code
B47-D20


4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
148 hp
at 6200 rpm
Power
148 hp
at 3750 rpm
320i
148 hp
148 hp
318d
148 lb‑ft
at 3600 rpm
Max. Torque
236 lb‑ft
at 1500 rpm
320i
148 lb‑ft
236 lb‑ft
318d
Performance
320i
318d
137 mph
Maximum Speed
140 mph
9 sec
Acceleration 0 to 62 mph
8.4 sec
62 mph
62
mph
mph
410 ft
0.000 sec
320i
62 mph
62
mph
mph
384 ft
0.000 sec
318d
▶ REPLAY
20.78 lb/hp
Weight-to-Power Ratio
22.64 lb/hp
320i
20.78 lb/hp
22.64 lb/hp
318d
Fuel Economy / Emissions
320i
318d
Fuel Economy
32 mpg
combined
55 mpg
320i
32 mpg
55 mpg
318d
22 mpg
city
45 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
10.6 gal
529 mi
Range
578 mi
320i
529 mi
578 mi
318d
Environmental Impact
140.2 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).
88.5 kWh
320i
140.2 kWh
88.5 kWh
318d
Euro 4
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
286 g/mi (NEFZ)
CO2 Emissions
198 g/mi (WLTP)
Practical Convenience
320i
318d
4
Doors
4
5
No. of Seats
5
981 lb
Maximum Payload
1224 lb
13 cu ft
Trunk Volume
13.6 cu ft










No data
Cargo Volume (Seats Down)
No data

















