The Comparative Analysis :
BMW 320i Automatic (07 - 08) vs. BMW M340i xDrive Steptronic (19 - ..)
€ 31,700
€ 62,000
€ 31,700
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 considerably smaller in every dimension. It's 7.6 inches shorter, 0.4 inches narrower and 0.7 inches lower than the M340i.
320i
M340i
55.9
71.5
78.3
56.7
71.9
81.4
71.5 in
Width
71.9 in
78.3 in
Width Incl. Mirrors
81.4 in
55.9 in
Height
56.7 in
108.7
178
112.2
185.6
178 in
Length
185.6 in
108.7 in
Wheelbase
112.2 in
Vehicle Weight
320i
M340i
3252 lb
Curb Weight
3847 lb
4233 lb
Gross Vehicle
Weight
Weight
4949 lb
Weight Difference:
595 lb
15.47 %
General
320i
M340i
E90
Generation
G20
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
320i
M340i
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-six gasoline engine with turbocharger
BMW N43
Engine Series
BMW B58
N43-B20
Engine Code
B58-B30


4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
168 hp
at 6700 rpm
Power
369 hp
at 5500 rpm
320i
168 hp
369 hp
M340i
155 lb‑ft
at 4250 rpm
Max. Torque
369 lb‑ft
at 1850 rpm
320i
155 lb‑ft
369 lb‑ft
M340i
Performance
320i
M340i
140 mph
Maximum Speed
155 mph
8.9 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
407 ft
0.000 sec
320i
62 mph
62
mph
mph
200 ft
0.000 sec
M340i
▶ REPLAY
19.36 lb/hp
Weight-to-Power Ratio
10.43 lb/hp
320i
19.36 lb/hp
10.43 lb/hp
M340i
Fuel Economy / Emissions
320i
M340i
Fuel Economy
36 mpg
combined
34 mpg
320i
36 mpg
34 mpg
M340i
26 mpg
city
26 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
15.6 gal
602 mi
Range
524 mi
320i
602 mi
524 mi
M340i
Environmental Impact
123.1 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
123.1 kWh
132.6 kWh
M340i
Euro 4
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
251 g/mi (NEFZ)
CO2 Emissions
291 g/mi (WLTP)
Practical Convenience
320i
M340i
4
Doors
4
5
No. of Seats
5
981 lb
Maximum Payload
1102 lb
13 cu ft
Trunk Volume
13.6 cu ft










No data
Cargo Volume (Seats Down)
No data






















