The Comparative Analysis :
BMW M3 (14 - 18) vs. BMW 340i (15 - 17)
€ 71,800
€ 46,700
€ 71,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 46,700
ⓘ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 M3 is 1.5 inches longer, 2.6 inches wider and 0.2 inches lower than the 340i.
M3
340i
56.1
73.9
80.2
56.3
71.3
80
73.9 in
Width
71.3 in
80.2 in
Width Incl. Mirrors
80 in
56.1 in
Height
56.3 in
110.7
183.9
110.6
182.4
183.9 in
Length
182.4 in
110.7 in
Wheelbase
110.6 in
Vehicle Weight
M3
340i
3516 lb
Curb Weight
3538 lb
4630 lb
Gross Vehicle
Weight
Weight
4608 lb
Weight Difference:
22 lb
0.62 %
General
M3
340i
F80
Generation
F30
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed manual transmission
Engine
M3
340i
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six gasoline engine with turbocharger
BMW S55
Engine Series
BMW B58
S55-B30
Engine Code
B58-B30

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
425 hp
at 5500 rpm
Power
322 hp
at 5500 rpm
M3
425 hp
322 hp
340i
406 lb‑ft
at 1850 rpm
Max. Torque
332 lb‑ft
at 1380 rpm
M3
406 lb‑ft
332 lb‑ft
340i
Performance
M3
340i
155 mph
Maximum Speed
155 mph
4.3 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph
62
mph
mph
197 ft
0.000 sec
M3
62 mph
62
mph
mph
249 ft
0.000 sec
340i
▶ REPLAY
8.27 lb/hp
Weight-to-Power Ratio
10.99 lb/hp
M3
8.27 lb/hp
10.99 lb/hp
340i
Fuel Economy / Emissions
M3
340i
Fuel Economy
27 mpg
combined
32 mpg
M3
27 mpg
32 mpg
340i
20 mpg
city
24 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
15.9 gal
424 mi
Range
504 mi
M3
424 mi
504 mi
340i
Environmental Impact
166.7 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).
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).
140.2 kWh
M3
166.7 kWh
140.2 kWh
340i
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
328 g/mi (NEFZ)
CO2 Emissions
277 g/mi (NEFZ)
Practical Convenience
M3
340i
4
Doors
4
5
No. of Seats
5
1113 lb
Maximum Payload
1069 lb
13.6 cu ft
Trunk Volume
13.6 cu ft










No data
Cargo Volume (Seats Down)
No data




















