The Comparative Analysis :

BMW 120i (17 - 19) vs. BMW 125i Steptronic 5-door (16 - 17)

€ 31,200
BMW 120i (17 - 19) 120i
€ 37,100
 BMW 125i Steptronic 5-door (16 - 17) 125i
€ 31,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 37,100

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of the 120i and the 125i are absolutely identical. Both are 4329 mm long, 1765 mm wide and 1421 mm tall.
120i
125i
1421
Blueprint BMW 120i (17 - 19)
1765
1984
1421
Blueprint BMW 125i Steptronic 5-door (16 - 17)
1765
1984
1765 mm
Width
1765 mm
1984 mm
Width Incl. Mirrors
1984 mm
1421 mm
Height
1421 mm
Blueprint BMW 120i (17 - 19)
2690
4329
Blueprint BMW 125i Steptronic 5-door (16 - 17)
2690
4329
4329 mm
Length
4329 mm
2690 mm
Wheelbase
2690 mm

Vehicle Weight

120i
125i
1440 kg
Kerb Weight
1475 kg
1930 kg
Gross Vehicle
Weight
1965 kg
BMW 120i (17 - 19)
Weight Difference:
35 kg
2.37 %
BMW 125i Steptronic 5-door (16 - 17)

General

120i
125i
F21
Generation
F20
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

120i
125i
Straight-four petrol engine with tur­bo­charger
Engine Type
Straight-four petrol engine with tur­bo­charger
BMW
Engine Series
BMW
4
Valves
4
4
Cylinders
4
1998 CC
Engine Capacity
1998 CC
181 bhp
at 5000 rpm
Power
221 bhp
at 5200 rpm
120i
181 bhp
221 bhp
125i
290 NM
at 1350 rpm
Max. Torque
310 NM
at 1400 rpm
120i
290 NM
310 NM
125i

Performance

120i
125i
143 mph
Maximum Speed
151 mph
7.1 sec
Acceleration 0 to 62 mph
6.1 sec
62 mph 62
mph

99 m
0.000 sec

120i

62 mph 62
mph

85 m
0.000 sec

125i

▶ REPLAY
7.96 kg/bhp
Weight-to-Power Ratio
6.67 kg/bhp
120i
7.96 kg/bhp
6.67 kg/bhp
125i

Fuel Economy / Emissions

120i
125i
Fuel Economy
50 mpg
combined
50 mpg
120i
50 mpg
50 mpg
125i
37 mpg
city
39 mpg
No data
motorway
No data
Kraftstoffanzeige
52 L
Fuel Tank Capacity
52 L
Kraftstoffanzeige
567 mi
Range
567 mi
120i
567 mi
567 mi
125i
Environmental Impact
108 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).
108 kWh
120i
108 kWh
108 kWh
125i
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
131 g/km (NEFZ)
CO2 Emissions
130 g/km (NEFZ)

Practical Convenience

120i
125i
3
Doors
5
4
No. of Seats
5
490 kg
Maximum Payload
490 kg
360 L
Boot Capacity
360 L
1200 L
Boot Capacity (Seats Down)
1200 L