The Comparative Analysis :
BMW 320i Steptronic (15 - 18) vs. BMW 318d (08 - 10)
€ 40,000
€ 31,400
€ 40,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 31,400
ⓘ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 320i is 4 inches longer, 0.2 inches narrower and 0.3 inches taller than the 318d.
320i
318d
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
182.4
108.7
178.4
182.4 in
Length
178.4 in
110.6 in
Wheelbase
108.7 in
Vehicle Weight
320i
318d
3362 lb
Curb Weight
3318 lb
4464 lb
Gross Vehicle
Weight
Weight
4299 lb
Weight Difference:
44 lb
1.31 %
General
320i
318d
F30
Generation
E90
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
320i
318d
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four diesel engine with turbocharger
BMW B48
Engine Series
BMW N47
B48-B20
Engine Code
N47-D20


4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
181 hp
at 5000 rpm
Power
141 hp
at 4000 rpm
320i
181 hp
141 hp
318d
199 lb‑ft
at 1350 rpm
Max. Torque
221 lb‑ft
at 1750 rpm
320i
199 lb‑ft
221 lb‑ft
318d
Performance
320i
318d
146 mph
Maximum Speed
130 mph
7.3 sec
Acceleration 0 to 62 mph
9.3 sec
62 mph
62
mph
mph
331 ft
0.000 sec
320i
62 mph
62
mph
mph
423 ft
0.000 sec
318d
▶ REPLAY
18.57 lb/hp
Weight-to-Power Ratio
23.53 lb/hp
320i
18.57 lb/hp
23.53 lb/hp
318d
Fuel Economy / Emissions
320i
318d
Fuel Economy
44 mpg
combined
50 mpg
320i
44 mpg
50 mpg
318d
34 mpg
city
41 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
16.1 gal
703 mi
Range
807 mi
320i
703 mi
807 mi
318d
Environmental Impact
100.4 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).
96.7 kWh
320i
100.4 kWh
96.7 kWh
318d
Euro 6b (NEFZ)
Emission Standard
Euro 5
200 g/mi (NEFZ)
CO2 Emissions
198 g/mi (NEFZ)
Practical Convenience
320i
318d
4
Doors
4
5
No. of Seats
5
1102 lb
Maximum Payload
981 lb
13.6 cu ft
Trunk Volume
13 cu ft










No data
Cargo Volume (Seats Down)
No data



















