The Comparative Analysis :
BMW 118i Convertible Automatic (08 - 11) vs. BMW 120d Convertible DPF Automatic (08 - 08)
€ 30,900

€ 35,900

€ 30,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 35,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of the 118i Cabrio and the 120d Convertible DPF are absolutely identical. Both are 171.7 inches long, 68.8 inches wide and 55.6 inches tall.
118i Cabrio
120d Convertible DPF
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
118i Cabrio
120d Convertible DPF
3351 lb
Curb Weight
3516 lb
4156 lb
Gross Vehicle
Weight
Weight
4321 lb

Weight Difference:
165 lb
4.69 %

General
118i Cabrio
120d Convertible DPF
E88
Generation
E88
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
118i Cabrio
120d Convertible DPF
Straight-four gasoline engine (naturally aspirated engine)
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
141 hp
at 6000 rpm
Power
175 hp
at 4000 rpm
118i Cabrio
141 hp
175 hp
120d Convertible DPF
140 lb‑ft
at 4250 rpm
Max. Torque
258 lb‑ft
at 1750 rpm
118i Cabrio
140 lb‑ft
258 lb‑ft
120d Convertible DPF
Performance
118i Cabrio
120d Convertible DPF
129 mph
Maximum Speed
137 mph
10.1 sec
Acceleration 0 to 62 mph
8.2 sec
62 mph
62
mph
mph
459 ft
0.000 sec

118i Cabrio
62 mph
62
mph
mph
374 ft
0.000 sec

120d Convertible DPF
▶ REPLAY
23.77 lb/hp
Weight-to-Power Ratio
20.09 lb/hp
118i Cabrio
23.77 lb/hp
20.09 lb/hp
120d Convertible DPF
Fuel Economy / Emissions
118i Cabrio
120d Convertible DPF
Fuel Economy
35 mpg
combined
42 mpg
118i Cabrio
35 mpg
42 mpg
120d Convertible DPF
26 mpg
city
32 mpg
No data
highway
No data
14 gal
Fuel Tank Capacity
13.5 gal
484 mi
Range
566 mi
118i Cabrio
484 mi
566 mi
120d Convertible DPF
Environmental Impact
128.7 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).
115.2 kWh
118i Cabrio
128.7 kWh
115.2 kWh
120d Convertible DPF
Euro 4
Emission Standard
Euro 4
259 g/mi (NEFZ)
CO2 Emissions
238 g/mi (NEFZ)
Practical Convenience
118i Cabrio
120d Convertible DPF
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