The Comparative Analysis :
BMW 120i Steptronic (17 - 19) vs. BMW M135i xDrive Steptronic (19 - ..)
€ 33,300
€ 48,900
€ 33,300
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 120i is 0.4 inches longer, 1.3 inches narrower and 0.5 inches lower than the M135i.
120i
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
120i
M135i
3197 lb
Curb Weight
3527 lb
4277 lb
Gross Vehicle
Weight
Weight
4597 lb
Weight Difference:
331 lb
9.38 %
General
120i
M135i
F21
Generation
F40
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
120i
M135i
Straight-four gasoline engine with turbocharger
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
181 hp
at 5000 rpm
Power
302 hp
at 5000 rpm
120i
181 hp
302 hp
M135i
199 lb‑ft
at 1350 rpm
Max. Torque
332 lb‑ft
at 1750 rpm
120i
199 lb‑ft
332 lb‑ft
M135i
Performance
120i
M135i
140 mph
Maximum Speed
155 mph
7.1 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
325 ft
0.000 sec
120i
62 mph
62
mph
mph
220 ft
0.000 sec
M135i
▶ REPLAY
17.66 lb/hp
Weight-to-Power Ratio
11.68 lb/hp
120i
17.66 lb/hp
11.68 lb/hp
M135i
Fuel Economy / Emissions
120i
M135i
Fuel Economy
43 mpg
combined
35 mpg
120i
43 mpg
35 mpg
M135i
34 mpg
city
29 mpg
No data
highway
No data
13.7 gal
Fuel Tank Capacity
13.2 gal
587 mi
Range
457 mi
120i
587 mi
457 mi
M135i
Environmental Impact
104.1 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).
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
120i
104.1 kWh
128.7 kWh
M135i
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
203 g/mi (NEFZ)
CO2 Emissions
288 g/mi (WLTP)
Practical Convenience
120i
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
