The Comparative Analysis :
BMW 320i xDrive Steptronic (12 - 15) vs. BMW M340i xDrive Steptronic (19 - ..)
€ 38,900

€ 62,000

€ 38,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 62,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 320i is slightly smaller in every dimension. It's 8.9 cm shorter, 1.6 cm narrower and 0.6 cm lower than the M340i.
320i
M340i
1434
1811
2031
1440
1827
2068
1811 mm
Width
1827 mm
2031 mm
Width Incl. Mirrors
2068 mm
1434 mm
Height
1440 mm
2810
4624
2851
4713
4624 mm
Length
4713 mm
2810 mm
Wheelbase
2851 mm
Vehicle Weight
320i
M340i
1565 kg
Kerb Weight
1745 kg
2030 kg
Gross Vehicle
Weight
Weight
2245 kg

Weight Difference:
180 kg
10.32 %

General
320i
M340i
F30
Generation
G20
Saloon
Car Body Style
Saloon
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Permanent all-wheel drive

8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
320i
M340i
Straight-four petrol engine with turbocharger
Engine Type
Straight-six petrol engine with turbocharger
BMW N20
Engine Series
BMW B58
N20-B20
Engine Code
B58-B30


4
Valves
4
4
Cylinders
6
1997 CC
Engine Capacity
2998 CC
181 bhp
at 5000 rpm
Power
369 bhp
at 5500 rpm
320i
181 bhp
369 bhp
M340i
270 NM
at 1250 rpm
Max. Torque
500 NM
at 1850 rpm
320i
270 NM
500 NM
M340i
Performance
320i
M340i
143 mph
Maximum Speed
155 mph
7.5 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
104 m
0.000 sec

320i
62 mph
62
mph
mph
61 m
0.000 sec

M340i
▶ REPLAY
8.65 kg/bhp
Weight-to-Power Ratio
4.73 kg/bhp
320i
8.65 kg/bhp
4.73 kg/bhp
M340i
Fuel Economy / Emissions
320i
M340i
Fuel Economy
44 mpg
combined
40 mpg
320i
44 mpg
40 mpg
M340i
33 mpg
city
31 mpg
No data
motorway
No data
60 L
Fuel Tank Capacity
59 L
583 mi
Range
524 mi
320i
583 mi
524 mi
M340i
Environmental Impact
121.2 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).
132.6 kWh
320i
121.2 kWh
132.6 kWh
M340i
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
149 g/km (NEFZ)
CO2 Emissions
181 g/km (WLTP)
Practical Convenience
320i
M340i
4
Doors
4
5
No. of Seats
5
465 kg
Maximum Payload
500 kg
480 L
Boot Capacity
480 L










No data
Boot Capacity (Seats Down)
No data