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NameBMW 4 Series Convertible (G23) 420d (190 Hp) MHEV Steptronic 2020, 2021
BrandBMW
Model4 Series
Generation4 Series Convertible (G23)
Year of production2020
Number of seats4
Number of doors2
Body typeCabriolet
Powertrain architectureMHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)
Engine Modification420d (190 Hp) MHEV Steptronic
Power190 Hp @ 4000 rpm.
Torque400 Nm @ 1750-2500 rpm.
Electrical System
Performance specs
CO2 emissions (g/km)111-119 g/km
Emission standardEuro 6d
Fuel consumption economy urban (l/100 km)4.7-5.0 l/100 km
Fuel consumption economy extra urban (l/100 km)3.9-4.3 l/100 km
Fuel consumption economy combined (l/100 km)4.2-4.5 l/100 km
Acceleration 0-100 km/h7.6 sec
Maximum speed (km/h)236 km/h
Engine specs
Engine: #1
Engine code
Engine type
Power190 Hp @ 4000 rpm.
Power per litre95.2 Hp/l
Torque400 Nm @ 1750-2500 rpm.
Maximum engine speed
Engine displacement1995 cm3
Number of cylinders4
Position of cylindersInline
Cylinder bore84 mm
Piston stroke90 mm
Compression ratio16.5
Number of valves per cylinder4
Fuel systemDiesel Commonrail
Fuel typeDiesel
TurbineTwin-power turbo
Valve train
Space volume and weights
Curb weight (kg)1775 kg
Max weight (kg)2270 kg
Fuel tank capacity (l)59 l
Trunk boot space minimum (l)385 l
Dimensions
Length (mm)4768 mm
Width (mm)1852 mm
Height (mm)1384 mm
Wheelbase (mm)2851 mm
Front track (mm)1575 mm
Rear track (mm)1611 mm
Minimum turning circle turning diameter (mm)11.4 m
Drivetrain brakes and suspension specs
Drivetrain architectureThe ICE and electric motor drive the rear wheels of the car with the ability to work only in mixed mode.
Drive wheelRear wheel drive
Transmission typeautomatic
Front suspension systemDouble wishbone
Rear suspension systemMulti-link independent
Front brakesVentilated discs
Rear brakesVentilated discs
Power steeringElectric Steering
Front tires size225/50 R17 98Y XL
Rear tires size225/50 R17 98Y XL
Wheel rims size7.5J x 17
Technology and Operation
Features