The Comparative Analysis :

BMW 340i xDrive Steptronic (15 - 17) vs. BMW 320i Steptronic (12 - 15)

€ 51,300
BMW 340i xDrive Steptronic (15 - 17) 340i
€ 36,400
BMW 320i Steptronic (12 - 15) 320i
€ 51,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 36,400

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

Vehicle Dimensions

Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same width, but the 340i is 0.4 inches longer and 0.2 inches taller.
340i
320i
56.5
Blueprint BMW 340i xDrive Steptronic (15 - 17)
71.3
80
56.3
Blueprint BMW 320i Steptronic (12 - 15)
71.3
80
71.3 in
Width
71.3 in
80 in
Width Incl. Mirrors
80 in
56.5 in
Height
56.3 in
Blueprint BMW 340i xDrive Steptronic (15 - 17)
110.6
182.4
Blueprint BMW 320i Steptronic (12 - 15)
110.6
182
182.4 in
Length
182 in
110.6 in
Wheelbase
110.6 in

Vehicle Weight

340i
320i
3726 lb
Curb Weight
3296 lb
4773 lb
Gross Vehicle
Weight
4343 lb
BMW 340i xDrive Steptronic (15 - 17)
Weight Difference:
430 lb
11.54 %
BMW 320i Steptronic (12 - 15)

General

340i
320i
F30
Generation
F30
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

340i
320i
Straight-six gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW B58
Engine Series
BMW N20
B58-B30
Engine Code
N20-B20
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
322 hp
at 5500 rpm
Power
181 hp
at 5000 rpm
340i
322 hp
181 hp
320i
332 lb‑ft
at 1380 rpm
Max. Torque
199 lb‑ft
at 1250 rpm
340i
332 lb‑ft
199 lb‑ft
320i

Performance

340i
320i
155 mph
Maximum Speed
146 mph
5 sec
Acceleration 0 to 62 mph
7.6 sec
62 mph 62
mph

226 ft
0.000 sec

340i

62 mph 62
mph

348 ft
0.000 sec

320i

 REPLAY
11.57 lb/hp
Weight-to-Power Ratio
18.21 lb/hp
340i
11.57 lb/hp
18.21 lb/hp
320i

Fuel Economy / Emissions

340i
320i
Fuel Economy
34 mpg
combined
40 mpg
340i
34 mpg
40 mpg
320i
26 mpg
city
29 mpg
No data
highway
No data
Kraftstoffanzeige
15.1 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
513 mi
Range
632 mi
340i
513 mi
632 mi
320i
Environmental Impact
130.7 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).
111.8 kWh
340i
130.7 kWh
111.8 kWh
320i
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
261 g/mi (NEFZ)
CO2 Emissions
222 g/mi (NEFZ)

Practical Convenience

340i
320i
4
Doors
4
5
No. of Seats
5
1047 lb
Maximum Payload
1047 lb
13.6 cu ft
Trunk Volume
13.6 cu ft
No data
Cargo Volume (Seats Down)
No data