The Comparative Analysis :

BMW 318i Steptronic (15 - 18) vs. BMW 320d (19 - ..)

€ 35,600
BMW 318i Steptronic (15 - 18) 318i
€ 40,500
 BMW 320d (19 - ..) 320d
€ 35,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 40,500

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The 318i is slightly smaller in every dimension. It's 3 inches shorter, 0.6 inches narrower and 0.5 inches lower than the 320d.
318i
320d
56.3
Blueprint BMW 318i Steptronic (15 - 18)
71.3
80
56.8
Blueprint BMW 320d (19 - ..)
71.9
81.4
71.3 in
Width
71.9 in
80 in
Width Incl. Mirrors
81.4 in
56.3 in
Height
56.8 in
Blueprint BMW 318i Steptronic (15 - 18)
110.6
182.4
Blueprint BMW 320d (19 - ..)
112.2
185.4
182.4 in
Length
185.4 in
110.6 in
Wheelbase
112.2 in

Vehicle Weight

318i
320d
3307 lb
Curb Weight
3362 lb
4409 lb
Gross Vehicle
Weight
4575 lb
BMW 318i Steptronic (15 - 18)
Weight Difference:
55 lb
1.64 %
BMW 320d (19 - ..)

General

318i
320d
F30
Generation
G20
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

318i
320d
Straight-three gasoline engine with tur­bo­charger
Engine Type
Straight-four diesel engine with two tur­bo­chargers (bi­turbo)
BMW B38
Engine Series
BMW B47
B38-B15
Engine Code
B47-D20
4
Valves
4
3
Cylinders
4
1.5 L / 73 cu in
Displacement
2 L / 98 cu in
134 hp
at 4400 rpm
Power
187 hp
at 4000 rpm
318i
134 hp
187 hp
320d
162 lb‑ft
at 1250 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
318i
162 lb‑ft
295 lb‑ft
320d

Performance

318i
320d
130 mph
Maximum Speed
149 mph
9.1 sec
Acceleration 0 to 62 mph
7.1 sec
62 mph 62
mph

413 ft
0.000 sec

318i

62 mph 62
mph

325 ft
0.000 sec

320d

▶ REPLAY
24.68 lb/hp
Weight-to-Power Ratio
17.98 lb/hp
318i
24.68 lb/hp
17.98 lb/hp
320d

Fuel Economy / Emissions

318i
320d
Fuel Economy
47 mpg
combined
53 mpg
318i
47 mpg
53 mpg
320d
38 mpg
city
44 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
10.6 gal
Kraftstoffanzeige
746 mi
Range
565 mi
318i
746 mi
565 mi
320d
Environmental Impact
94.8 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).
90.4 kWh
318i
94.8 kWh
90.4 kWh
320d
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
187 g/mi (NEFZ)
CO2 Emissions
206 g/mi (WLTP)

Practical Convenience

318i
320d
4
Doors
4
5
No. of Seats
5
1102 lb
Maximum Payload
1213 lb
13.6 cu ft
Trunk Volume
13.6 cu ft
No data
Cargo Volume (Seats Down)
No data