The Comparative Analysis :
BMW 120d Convertible DPF (08 - 08) vs. BMW 123d Convertible Automatic (08 - 11)
€ 33,900
€ 39,600
€ 33,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 39,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of the 120d Convertible DPF and the 123d Cabrio are absolutely identical. Both are 171.7 inches long, 68.8 inches wide and 55.6 inches tall.
120d Convertible DPF
123d Cabrio
55.6
68.8
76.1
55.6
68.8
76.1
68.8 in
Width
68.8 in
76.1 in
Width Incl. Mirrors
76.1 in
55.6 in
Height
55.6 in
104.7
171.7
104.7
171.7
171.7 in
Length
171.7 in
104.7 in
Wheelbase
104.7 in
Vehicle Weight
120d Convertible DPF
123d Cabrio
3494 lb
Curb Weight
3560 lb
4299 lb
Gross Vehicle
Weight
Weight
4365 lb
Weight Difference:
66 lb
1.85 %
General
120d Convertible DPF
123d Cabrio
E88
Generation
E88
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
6-speed automatic transmission
Engine
120d Convertible DPF
123d Cabrio
Straight-four diesel engine with turbocharger
Engine Type
Straight-four diesel engine with turbocharger
BMW
Engine Series
BMW
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
175 hp
at 4000 rpm
Power
201 hp
at 4400 rpm
120d Convertible DPF
175 hp
201 hp
123d Cabrio
258 lb‑ft
at 1750 rpm
Max. Torque
295 lb‑ft
at 2000 rpm
120d Convertible DPF
258 lb‑ft
295 lb‑ft
123d Cabrio
Performance
120d Convertible DPF
123d Cabrio
138 mph
Maximum Speed
143 mph
8.1 sec
Acceleration 0 to 62 mph
7.6 sec
62 mph
62
mph
mph
371 ft
0.000 sec
120d Convertible DPF
62 mph
62
mph
mph
348 ft
0.000 sec
123d Cabrio
▶ REPLAY
19.97 lb/hp
Weight-to-Power Ratio
17.71 lb/hp
120d Convertible DPF
19.97 lb/hp
17.71 lb/hp
123d Cabrio
Fuel Economy / Emissions
120d Convertible DPF
123d Cabrio
Fuel Economy
46 mpg
combined
40 mpg
120d Convertible DPF
46 mpg
40 mpg
123d Cabrio
37 mpg
city
31 mpg
No data
highway
No data
13.5 gal
Fuel Tank Capacity
13.5 gal
621 mi
Range
537 mi
120d Convertible DPF
621 mi
537 mi
123d Cabrio
Environmental Impact
104.9 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).
121.3 kWh
120d Convertible DPF
104.9 kWh
121.3 kWh
123d Cabrio
Euro 4
Emission Standard
Euro 4
216 g/mi (NEFZ)
CO2 Emissions
248 g/mi (NEFZ)
Practical Convenience
120d Convertible DPF
123d Cabrio
2
Doors
2
4
No. of Seats
4
805 lb
Maximum Payload
805 lb
7.9 cu ft
Trunk Volume
7.9 cu ft








No data
Cargo Volume (Seats Down)
No data


















