The Comparative Analysis :
BMW 125d Steptronic 5-door (15 - 16) vs. BMW 123d Automatic (07 - 12)
€ 37,400
€ 34,200
€ 37,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 34,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. Both cars are the same height, but the 125d is 9 cm longer and 1.7 cm wider.
125d
123d
1421
1765
1984
1421
1748
1934
1765 mm
Width
1748 mm
1984 mm
Width Incl. Mirrors
1934 mm
1421 mm
Height
1421 mm
2690
4329
2660
4239
4329 mm
Length
4239 mm
2690 mm
Wheelbase
2660 mm
Vehicle Weight
125d
123d
1505 kg
Kerb Weight
1485 kg
1995 kg
Gross Vehicle
Weight
Weight
1910 kg
Weight Difference:
20 kg
1.33 %
General
125d
123d
F20
Generation
E81
Hatchback
Car Body Style
Hatchback
Diesel
Fuel Type
Diesel

Rear-wheel drive
Drive
Rear-wheel drive

8-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
125d
123d
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
BMW
Engine Series
BMW
4
Valves
4
4
Cylinders
4
1995 CC
Engine Capacity
1995 CC
221 bhp
at 4400 rpm
Power
201 bhp
at 4400 rpm
125d
221 bhp
201 bhp
123d
450 NM
at 1500 rpm
Max. Torque
400 NM
at 2000 rpm
125d
450 NM
400 NM
123d
Performance
125d
123d
149 mph
Maximum Speed
147 mph
6.3 sec
Acceleration 0 to 62 mph
7 sec
62 mph
62
mph
mph
88 m
0.000 sec
125d
62 mph
62
mph
mph
97 m
0.000 sec
123d
▶ REPLAY
6.81 kg/bhp
Weight-to-Power Ratio
7.39 kg/bhp
125d
6.81 kg/bhp
7.39 kg/bhp
123d
Fuel Economy / Emissions
125d
123d
Fuel Economy
66 mpg
combined
51 mpg
125d
66 mpg
51 mpg
123d
55 mpg
city
41 mpg
No data
motorway
No data
52 L
Fuel Tank Capacity
51 L
751 mi
Range
576 mi
125d
751 mi
576 mi
123d
Environmental Impact
88.5 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).
113.1 kWh
125d
88.5 kWh
113.1 kWh
123d
Euro 6b (NEFZ)
Emission Standard
Euro 5
114 g/km (NEFZ)
CO2 Emissions
145 g/km (NEFZ)
Practical Convenience
125d
123d
5
Doors
3
5
No. of Seats
4
490 kg
Maximum Payload
425 kg
360 L
Boot Capacity
330 L








1200 L
Boot Capacity (Seats Down)
1150 L



















