The Comparative Analysis :
BMW 125d Steptronic (17 - 19) vs. BMW M135i xDrive Steptronic (19 - ..)
€ 40,800
€ 48,900
€ 40,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 48,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The 125d is 0.4 inches longer, 1.3 inches narrower and 0.5 inches lower than the M135i.
125d
M135i
55.9
69.5
78.1
56.5
70.8
81.9
69.5 in
Width
70.8 in
78.1 in
Width Incl. Mirrors
81.9 in
55.9 in
Height
56.5 in
105.9
170.4
105.1
170
170.4 in
Length
170 in
105.9 in
Wheelbase
105.1 in
Vehicle Weight
125d
M135i
3307 lb
Curb Weight
3527 lb
4387 lb
Gross Vehicle
Weight
Weight
4597 lb
Weight Difference:
220 lb
6.24 %
General
125d
M135i
F21
Generation
F40
Hatchback
Car Body Style
Hatchback
Diesel
Fuel Type
Premium Unleaded

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

8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
125d
M135i
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
Straight-four gasoline engine with turbocharger
BMW
Engine Series
BMW
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
221 hp
at 4400 rpm
Power
302 hp
at 5000 rpm
125d
221 hp
302 hp
M135i
332 lb‑ft
at 1500 rpm
Max. Torque
332 lb‑ft
at 1750 rpm
125d
332 lb‑ft
332 lb‑ft
M135i
Performance
125d
M135i
149 mph
Maximum Speed
155 mph
6.3 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
289 ft
0.000 sec
125d
62 mph
62
mph
mph
220 ft
0.000 sec
M135i
▶ REPLAY
14.96 lb/hp
Weight-to-Power Ratio
11.68 lb/hp
125d
14.96 lb/hp
11.68 lb/hp
M135i
Fuel Economy / Emissions
125d
M135i
Fuel Economy
51 mpg
combined
35 mpg
125d
51 mpg
35 mpg
M135i
44 mpg
city
29 mpg
No data
highway
No data
13.7 gal
Fuel Tank Capacity
13.2 gal
702 mi
Range
457 mi
125d
702 mi
457 mi
M135i
Environmental Impact
94.6 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).
128.7 kWh
125d
94.6 kWh
128.7 kWh
M135i
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
195 g/mi (NEFZ)
CO2 Emissions
288 g/mi (WLTP)
Practical Convenience
125d
M135i
3
Doors
5
4
No. of Seats
5
1080 lb
Maximum Payload
1069 lb
10.2 cu ft
Trunk Volume
10.8 cu ft







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

















