The Comparative Analysis :
BMW M135i xDrive Steptronic 5-door (12 - 15) vs. BMW 125i Steptronic 5-door (16 - 17)
€ 44,800

€ 37,100

€ 44,800
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
Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same width, but the M135i is 0.4 inches longer and 0.4 inches lower.
M135i
125i
55.6
69.5
78.1
55.9
69.5
78.1
69.5 in
Width
69.5 in
78.1 in
Width Incl. Mirrors
78.1 in
55.6 in
Height
55.9 in
105.9
170.9
105.9
170.4
170.9 in
Length
170.4 in
105.9 in
Wheelbase
105.9 in
Vehicle Weight
M135i
125i
3516 lb
Curb Weight
3252 lb
4519 lb
Gross Vehicle
Weight
Weight
4332 lb

Weight Difference:
265 lb
7.54 %

General
M135i
125i
F20
Generation
F20
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
M135i
125i
Straight-six gasoline engine with turbocharger
Engine Type
Straight-four gasoline engine with turbocharger
BMW
Engine Series
BMW
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
316 hp
at 5800 rpm
Power
221 hp
at 5200 rpm
M135i
316 hp
221 hp
125i
332 lb‑ft
at 1300 rpm
Max. Torque
229 lb‑ft
at 1400 rpm
M135i
332 lb‑ft
229 lb‑ft
125i
Performance
M135i
125i
155 mph
Maximum Speed
151 mph
4.7 sec
Acceleration 0 to 62 mph
6.1 sec
62 mph
62
mph
mph
213 ft
0.000 sec

M135i
62 mph
62
mph
mph
279 ft
0.000 sec

125i
▶ REPLAY
11.13 lb/hp
Weight-to-Power Ratio
14.71 lb/hp
M135i
11.13 lb/hp
14.71 lb/hp
125i
Fuel Economy / Emissions
M135i
125i
Fuel Economy
30 mpg
combined
41 mpg
M135i
30 mpg
41 mpg
125i
22 mpg
city
33 mpg
No data
highway
No data
13.7 gal
Fuel Tank Capacity
13.7 gal
414 mi
Range
567 mi
M135i
414 mi
567 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).
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
M135i
147.7 kWh
108 kWh
125i
Euro 5
Emission Standard
Euro 6b (NEFZ)
293 g/mi (NEFZ)
CO2 Emissions
209 g/mi (NEFZ)
Practical Convenience
M135i
125i
5
Doors
5
5
No. of Seats
5
1003 lb
Maximum Payload
1080 lb
10.2 cu ft
Trunk Volume
10.2 cu ft








34 cu ft
Cargo Volume (Seats Down)
34 cu ft