The Comparative Analysis :
BMW 420i Cabrio (14 - 16) vs. BMW M4 Cabrio M DKG (19 - ..)
€ 43,900
€ 96,400
€ 43,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 96,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 420i Cabrio is a little smaller in every dimension. It's 3.3 cm shorter, 4.5 cm narrower and 0.8 cm lower than the M4 Cabrio.
420i Cabrio
M4 Cabrio
1384
1825
2017
1392
1870
2014
1825 mm
Width
1870 mm
2017 mm
Width Incl. Mirrors
2014 mm
1384 mm
Height
1392 mm
2810
4638
2812
4671
4638 mm
Length
4671 mm
2810 mm
Wheelbase
2812 mm
Vehicle Weight
420i Cabrio
M4 Cabrio
1725 kg
Kerb Weight
1890 kg
2120 kg
Gross Vehicle
Weight
Weight
2250 kg
Weight Difference:
165 kg
8.73 %
General
420i Cabrio
M4 Cabrio
F33
Generation
F83
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
6-speed manual transmission
Transmission
7-speed dual clutch transmission
Engine
420i Cabrio
M4 Cabrio
Straight-four petrol engine with turbocharger
Engine Type
Straight-six petrol engine with two turbochargers (biturbo)
BMW N20
Engine Series
BMW S55
N20-B20
Engine Code
S55-B30
4
Valves
4
4
Cylinders
6
1997 CC
Engine Capacity
2979 CC
181 bhp
at 5000 rpm
Power
444 bhp
at 7000 rpm
420i Cabrio
181 bhp
444 bhp
M4 Cabrio
270 NM
at 1250 rpm
Max. Torque
550 NM
at 2350 rpm
420i Cabrio
270 NM
550 NM
M4 Cabrio
Performance
420i Cabrio
M4 Cabrio
143 mph
Maximum Speed
155 mph
8.2 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
114 m
0.000 sec
420i Cabrio
62 mph
62
mph
mph
60 m
0.000 sec
M4 Cabrio
▶ REPLAY
9.53 kg/bhp
Weight-to-Power Ratio
4.26 kg/bhp
420i Cabrio
9.53 kg/bhp
4.26 kg/bhp
M4 Cabrio
Fuel Economy / Emissions
420i Cabrio
M4 Cabrio
Fuel Economy
43 mpg
combined
30 mpg
420i Cabrio
43 mpg
30 mpg
M4 Cabrio
32 mpg
city
24 mpg
No data
motorway
No data
60 L
Fuel Tank Capacity
60 L
565 mi
Range
393 mi
420i Cabrio
565 mi
393 mi
M4 Cabrio
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).
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).
179.9 kWh
420i Cabrio
125 kWh
179.9 kWh
M4 Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
154 g/km (NEFZ)
CO2 Emissions
231 g/km (WLTP)
Practical Convenience
420i Cabrio
M4 Cabrio
2
Doors
2
4
No. of Seats
4
395 kg
Maximum Payload
360 kg
370 L
Boot Capacity
370 L
No data
Boot Capacity (Seats Down)
No data
