The Comparative Analysis :
BMW 135i Convertible (08 - 10) vs. BMW 120i Convertible (11 - 13)
€ 44,900
€ 33,500
€ 44,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 33,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of the 135i Cabrio and the 120i Cabrio are absolutely identical. Both are 171.7 inches long, 68.8 inches wide and 55.6 inches tall.
135i Cabrio
120i 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
135i Cabrio
120i Cabrio
3693 lb
Curb Weight
3318 lb
4497 lb
Gross Vehicle
Weight
Weight
4123 lb
Weight Difference:
375 lb
10.16 %
General
135i Cabrio
120i Cabrio
E88
Generation
E88
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
135i Cabrio
120i Cabrio
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-four gasoline engine (naturally aspirated engine)
BMW
Engine Series
BMW
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
302 hp
at 5800 rpm
Power
168 hp
at 6700 rpm
135i Cabrio
302 hp
168 hp
120i Cabrio
295 lb‑ft
at 1300 rpm
Max. Torque
155 lb‑ft
at 4250 rpm
135i Cabrio
295 lb‑ft
155 lb‑ft
120i Cabrio
Performance
135i Cabrio
120i Cabrio
155 mph
Maximum Speed
137 mph
5.6 sec
Acceleration 0 to 62 mph
8.4 sec
62 mph
62
mph
mph
256 ft
0.000 sec
135i Cabrio
62 mph
62
mph
mph
384 ft
0.000 sec
120i Cabrio
▶ REPLAY
12.23 lb/hp
Weight-to-Power Ratio
19.75 lb/hp
135i Cabrio
12.23 lb/hp
19.75 lb/hp
120i Cabrio
Fuel Economy / Emissions
135i Cabrio
120i Cabrio
Fuel Economy
25 mpg
combined
35 mpg
135i Cabrio
25 mpg
35 mpg
120i Cabrio
18 mpg
city
27 mpg
No data
highway
No data
14 gal
Fuel Tank Capacity
14 gal
350 mi
Range
484 mi
135i Cabrio
350 mi
484 mi
120i Cabrio
Environmental Impact
178.2 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
135i Cabrio
178.2 kWh
128.7 kWh
120i Cabrio
Euro 4
Emission Standard
Euro 5
360 g/mi (NEFZ)
CO2 Emissions
254 g/mi (NEFZ)
Practical Convenience
135i Cabrio
120i Cabrio
2
Doors
2
4
No. of Seats
4
805 lb
Maximum Payload
805 lb
7.4 cu ft
Trunk Volume
7.4 cu ft
No data
Cargo Volume (Seats Down)
No data
