The Comparative Analysis :

BMW 420i Convertible (14 - 16) vs. BMW 420i Convertible Steptronic (16 - 17)

€ 43,900
BMW 420i Convertible (14 - 16) 420i Cabrio
€ 46,900
 BMW 420i Convertible Steptronic (16 - 17) 420i Cabrio Steptronic
€ 43,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 46,900

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of the 420i Cabrio and the 420i Cabrio Steptronic are absolutely identical. Both are 182.6 inches long, 71.9 inches wide and 54.5 inches tall.
420i Cabrio
420i Cabrio Steptronic
54.5
Blueprint BMW 420i Convertible (14 - 16)
71.9
79.4
54.5
Blueprint BMW 420i Convertible Steptronic (16 - 17)
71.9
79.4
71.9 in
Width
71.9 in
79.4 in
Width Incl. Mirrors
79.4 in
54.5 in
Height
54.5 in
Blueprint BMW 420i Convertible (14 - 16)
110.6
182.6
Blueprint BMW 420i Convertible Steptronic (16 - 17)
110.6
182.6
182.6 in
Length
182.6 in
110.6 in
Wheelbase
110.6 in

Vehicle Weight

420i Cabrio
420i Cabrio Steptronic
3803 lb
Curb Weight
3946 lb
4674 lb
Gross Vehicle
Weight
4817 lb
BMW 420i Convertible (14 - 16)
Weight Difference:
143 lb
3.62 %
BMW 420i Convertible Steptronic (16 - 17)

General

420i Cabrio
420i Cabrio Steptronic
F33
Generation
F33
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
8-speed automatic transmission

Engine

420i Cabrio
420i Cabrio Steptronic
Straight-four gasoline engine with tur­bo­charger
Engine Type
Straight-four gasoline engine with tur­bo­charger
BMW N20
Engine Series
BMW B48
N20-B20
Engine Code
B48-B20
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2 L / 98 cu in
181 hp
at 5000 rpm
Power
181 hp
at 5000 rpm
420i Cabrio
181 hp
181 hp
420i Cabrio Steptronic
199 lb‑ft
at 1250 rpm
Max. Torque
199 lb‑ft
at 1350 rpm
420i Cabrio
199 lb‑ft
199 lb‑ft
420i Cabrio Steptronic

Performance

420i Cabrio
420i Cabrio Steptronic
143 mph
Maximum Speed
143 mph
8.2 sec
Acceleration 0 to 62 mph
8.4 sec
62 mph 62
mph

374 ft
0.000 sec

420i Cabrio

62 mph 62
mph

384 ft
0.000 sec

420i Cabrio Steptronic

▶ REPLAY
21.01 lb/hp
Weight-to-Power Ratio
21.8 lb/hp
420i Cabrio
21.01 lb/hp
21.8 lb/hp
420i Cabrio Steptronic

Fuel Economy / Emissions

420i Cabrio
420i Cabrio Steptronic
Fuel Economy
36 mpg
combined
41 mpg
420i Cabrio
36 mpg
41 mpg
420i Cabrio Steptronic
26 mpg
city
31 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
565 mi
Range
642 mi
420i Cabrio
565 mi
642 mi
420i Cabrio Steptronic
Environmental Impact
125 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).
109.9 kWh
420i Cabrio
125 kWh
109.9 kWh
420i Cabrio Steptronic
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
248 g/mi (NEFZ)
CO2 Emissions
219 g/mi (NEFZ)

Practical Convenience

420i Cabrio
420i Cabrio Steptronic
2
Doors
2
4
No. of Seats
4
871 lb
Maximum Payload
871 lb
10.5 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data