The Comparative Analysis :

BMW M135i Steptronic 5-door (12 - 15) vs. BMW 125i Automatic (12 - 12)

€ 42,900
BMW M135i Steptronic 5-door (12 - 15) M135i
€ 34,300
 BMW 125i Automatic (12 - 12) 125i
€ 42,900
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 M135i is 1 cm lower.
M135i
125i
1411
Blueprint BMW M135i Steptronic 5-door (12 - 15)
1765
1984
1421
Blueprint BMW 125i Automatic (12 - 12)
1765
1984
1765 mm
Width
1765 mm
1984 mm
Width Incl. Mirrors
1984 mm
1411 mm
Height
1421 mm
Blueprint BMW M135i Steptronic 5-door (12 - 15)
2690
4324
Blueprint BMW 125i Automatic (12 - 12)
2690
4324
4324 mm
Length
4324 mm
2690 mm
Wheelbase
2690 mm

Vehicle Weight

M135i
125i
1520 kg
Kerb Weight
1435 kg
1975 kg
Gross Vehicle
Weight
1890 kg
BMW M135i Steptronic 5-door (12 - 15)
Weight Difference:
85 kg
5.59 %
BMW 125i Automatic (12 - 12)

General

M135i
125i
F20
Generation
F21
Hatchback
Car Body Style
Hatchback
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

M135i
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
2979 CC
Engine Capacity
1997 CC
316 bhp
at 5800 rpm
Power
215 bhp
at 5000 rpm
M135i
316 bhp
215 bhp
125i
450 NM
at 1300 rpm
Max. Torque
310 NM
at 1350 rpm
M135i
450 NM
310 NM
125i

Performance

M135i
125i
155 mph
Maximum Speed
151 mph
4.9 sec
Acceleration 0 to 62 mph
6.2 sec
62 mph 62
mph

68 m
0.000 sec

M135i

62 mph 62
mph

86 m
0.000 sec

125i

▶ REPLAY
4.81 kg/bhp
Weight-to-Power Ratio
6.67 kg/bhp
M135i
4.81 kg/bhp
6.67 kg/bhp
125i

Fuel Economy / Emissions

M135i
125i
Fuel Economy
38 mpg
combined
44 mpg
M135i
38 mpg
44 mpg
125i
27 mpg
city
34 mpg
No data
motorway
No data
Kraftstoffanzeige
52 L
Fuel Tank Capacity
52 L
Kraftstoffanzeige
431 mi
Range
505 mi
M135i
431 mi
505 mi
125i
Environmental Impact
142.1 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).
121.2 kWh
M135i
142.1 kWh
121.2 kWh
125i
Euro 5
Emission Standard
Euro 5
175 g/km (NEFZ)
CO2 Emissions
149 g/km (NEFZ)

Practical Convenience

M135i
125i
5
Doors
3
5
No. of Seats
4
455 kg
Maximum Payload
455 kg
360 L
Boot Capacity
360 L
1200 L
Boot Capacity (Seats Down)
1200 L