The Comparative Analysis :
BMW 340i (15 - 17) vs. BMW M3 (14 - 18)
€ 46,700

€ 71,800

€ 46,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 71,800
ⓘ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 340i is 1.5 inches shorter, 2.6 inches narrower and 0.2 inches taller than the M3.
340i
M3
56.3
71.3
80
56.1
73.9
80.2
71.3 in
Width
73.9 in
80 in
Width Incl. Mirrors
80.2 in
56.3 in
Height
56.1 in
110.6
182.4
110.7
183.9
182.4 in
Length
183.9 in
110.6 in
Wheelbase
110.7 in
Vehicle Weight
340i
M3
3538 lb
Curb Weight
3516 lb
4608 lb
Gross Vehicle
Weight
Weight
4630 lb

Weight Difference:
22 lb
0.62 %

General
340i
M3
F30
Generation
F80
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
340i
M3
Straight-six gasoline engine with turbocharger
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
BMW B58
Engine Series
BMW S55
B58-B30
Engine Code
S55-B30

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
322 hp
at 5500 rpm
Power
425 hp
at 5500 rpm
340i
322 hp
425 hp
M3
332 lb‑ft
at 1380 rpm
Max. Torque
406 lb‑ft
at 1850 rpm
340i
332 lb‑ft
406 lb‑ft
M3
Performance
340i
M3
155 mph
Maximum Speed
155 mph
5.5 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
249 ft
0.000 sec

340i
62 mph
62
mph
mph
197 ft
0.000 sec

M3
▶ REPLAY
10.99 lb/hp
Weight-to-Power Ratio
8.27 lb/hp
340i
10.99 lb/hp
8.27 lb/hp
M3
Fuel Economy / Emissions
340i
M3
Fuel Economy
32 mpg
combined
27 mpg
340i
32 mpg
27 mpg
M3
24 mpg
city
20 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
15.9 gal
504 mi
Range
424 mi
340i
504 mi
424 mi
M3
Environmental Impact
140.2 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).
166.7 kWh
340i
140.2 kWh
166.7 kWh
M3
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
277 g/mi (NEFZ)
CO2 Emissions
328 g/mi (NEFZ)
Practical Convenience
340i
M3
4
Doors
4
5
No. of Seats
5
1069 lb
Maximum Payload
1113 lb
13.6 cu ft
Trunk Volume
13.6 cu ft










No data
Cargo Volume (Seats Down)
No data