The Comparative Analysis :

BMW M140i Special Edition (17 - 18) vs. BMW 125i Steptronic (12 - 15)

€ 45,200
BMW M140i Special Edition (17 - 18) M140i
€ 34,300
BMW 125i Steptronic (12 - 15) 125i
€ 45,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 34,300

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 length and width, but the M140i is 1 cm lower.
M140i
125i
1411
Blueprint BMW M140i Special Edition (17 - 18)
1765
1984
1421
Blueprint BMW 125i Steptronic (12 - 15)
1765
1984
1765 mm
Width
1765 mm
1984 mm
Width Incl. Mirrors
1984 mm
1411 mm
Height
1421 mm
Blueprint BMW M140i Special Edition (17 - 18)
2690
4324
Blueprint BMW 125i Steptronic (12 - 15)
2690
4324
4324 mm
Length
4324 mm
2690 mm
Wheelbase
2690 mm

Vehicle Weight

M140i
125i
1520 kg
Kerb Weight
1445 kg
2010 kg
Gross Vehicle
Weight
1900 kg
BMW M140i Special Edition (17 - 18)
Weight Difference:
75 kg
4.93 %
BMW 125i Steptronic (12 - 15)

General

M140i
125i
F21
Generation
F21
Hatchback
Car Body Style
Hatchback
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
6-speed manual transmission
Transmission
8-speed automatic transmission

Engine

M140i
125i
Straight-six petrol engine with tur­bo­charger
Engine Type
Straight-four petrol engine with tur­bo­charger
BMW
Engine Series
BMW
4
Valves
4
6
Cylinders
4
2998 CC
Engine Capacity
1997 CC
335 bhp
at 5500 rpm
Power
215 bhp
at 5000 rpm
M140i
335 bhp
215 bhp
125i
500 NM
at 1250 rpm
Max. Torque
310 NM
at 1350 rpm
M140i
500 NM
310 NM
125i

Performance

M140i
125i
155 mph
Maximum Speed
151 mph
4.8 sec
Acceleration 0 to 62 mph
6.2 sec
62 mph 62
mph

67 m
0.000 sec

M140i

62 mph 62
mph

86 m
0.000 sec

125i

 REPLAY
4.54 kg/bhp
Weight-to-Power Ratio
6.72 kg/bhp
M140i
4.54 kg/bhp
6.72 kg/bhp
125i

Fuel Economy / Emissions

M140i
125i
Fuel Economy
36 mpg
combined
45 mpg
M140i
36 mpg
45 mpg
125i
27 mpg
city
33 mpg
No data
motorway
No data
Kraftstoffanzeige
52 L
Fuel Tank Capacity
52 L
Kraftstoffanzeige
414 mi
Range
513 mi
M140i
414 mi
513 mi
125i
Environmental Impact
147.7 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).
119.4 kWh
M140i
147.7 kWh
119.4 kWh
125i
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
179 g/km (NEFZ)
CO2 Emissions
148 g/km (NEFZ)

Practical Convenience

M140i
125i
3
Doors
3
4
No. of Seats
4
490 kg
Maximum Payload
455 kg
360 L
Boot Capacity
360 L
1200 L
Boot Capacity (Seats Down)
1200 L