The Comparative Analysis :

BMW 120i Steptronic (16 - 17) vs. BMW 125d Steptronic 5-door (15 - 16)

€ 31,800
BMW 120i Steptronic (16 - 17) 120i
€ 37,400
 BMW 125d Steptronic 5-door (15 - 16) 125d
€ 31,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 37,400

ⓘ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 125d are absolutely identical. Both are 170.4 inches long, 69.5 inches wide and 55.9 inches tall.
120i
125d
55.9
Blueprint BMW 120i Steptronic (16 - 17)
69.5
78.1
55.9
Blueprint BMW 125d Steptronic 5-door (15 - 16)
69.5
78.1
69.5 in
Width
69.5 in
78.1 in
Width Incl. Mirrors
78.1 in
55.9 in
Height
55.9 in
Blueprint BMW 120i Steptronic (16 - 17)
105.9
170.4
Blueprint BMW 125d Steptronic 5-door (15 - 16)
105.9
170.4
170.4 in
Length
170.4 in
105.9 in
Wheelbase
105.9 in

Vehicle Weight

120i
125d
3197 lb
Curb Weight
3318 lb
4277 lb
Gross Vehicle
Weight
4398 lb
BMW 120i Steptronic (16 - 17)
Weight Difference:
121 lb
3.65 %
BMW 125d Steptronic 5-door (15 - 16)

General

120i
125d
F21
Generation
F20
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

120i
125d
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four diesel engine with two tur­bo­chargers (bi­turbo)
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
221 hp
at 4400 rpm
120i
181 hp
221 hp
125d
214 lb‑ft
at 1350 rpm
Max. Torque
332 lb‑ft
at 1500 rpm
120i
214 lb‑ft
332 lb‑ft
125d

Performance

120i
125d
140 mph
Maximum Speed
149 mph
7.1 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph 62
mph

325 ft
0.000 sec

120i

62 mph 62
mph

289 ft
0.000 sec

125d

▶ REPLAY
17.66 lb/hp
Weight-to-Power Ratio
15.01 lb/hp
120i
17.66 lb/hp
15.01 lb/hp
125d

Fuel Economy / Emissions

120i
125d
Fuel Economy
43 mpg
combined
55 mpg
120i
43 mpg
55 mpg
125d
34 mpg
city
46 mpg
No data
highway
No data
Kraftstoffanzeige
13.7 gal
Fuel Tank Capacity
13.7 gal
Kraftstoffanzeige
587 mi
Range
751 mi
120i
587 mi
751 mi
125d
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).
88.5 kWh
120i
104.1 kWh
88.5 kWh
125d
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
203 g/mi (NEFZ)
CO2 Emissions
183 g/mi (NEFZ)

Practical Convenience

120i
125d
3
Doors
5
4
No. of Seats
5
1080 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