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2020 420d (190 Hp) MHEV Steptronic

Technical specifications and auto data, engine info, performance specs, dimensions

FULL CAR SPECIFICATIONS

GENERAL INFO

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SIMILAR CARS

Brand

BMW

Series

4 Series

Model

420

Modification

420d (190 Hp) MHEV Steptronic

Body Type

Cabriolet

Start of production

2020

Emission standard

Euro 6d

Powertrain

MHEV

Fuel type

Diesel

Fuel tank capacity

59 l 15.59 US gal
12.98 UK gal

Engine displacement

1995 cm³ 121.74 cu. In.

Power

190 hp (at 4000 rpm)

Torque

400 Nm (at 1750 rpm) 295.02 lb. ft (at 1750 rpm)

Drive Axle

Rear wheel drive

Top Speed

236 km/h 147 mph

Gearbox type

Automatic

Number of Gears

8 Steptronic

Kerb weight

1775 kg 3913.2 lbs

Length

4768 mm 187.72 in

Width

1852 mm 72.91 in

Doors

2

Seats

4

Wheel rims

7.5J x 17

Battery capacity

0.528 kWh

FULL SPECS

FUEL CONSUMPTION

WLTP

- Combined fuel consumption

4.9 - 5.5 l/100 km 48 - 42.76 US mpg
57.65 - 51.36 UK mpg

NEDC

- Urban

4.7 - 5 l/100 km 50.04 - 47.04 US mpg
60.1 - 56.5 UK mpg

- Extra urban

3.9 - 4.3 l/100 km 60.31 - 54.7 US mpg
72.43 - 65.69 UK mpg

- Combined

4.2 - 4.5 l/100 km 56 - 52.27 US mpg
67.26 - 62.77 UK mpg

CO2 Emissions

Emission standard

Euro 6d

NEDC

111 - 119 g/km

WLTP

127 - 143 g/km

PERFORMANCE

Speed

- Top speed

236 km/h 147 mph

Acceleration

0 - 100 km/h

7.6 sec

0 - 60 mph

7.2 sec

Drag coefficient (Cd)

0.27

ENGINE SPECIFICATION

Engine Model

B47D20B

Powertrain

MHEV

Fuel type

Diesel

Fuel system

Diesel Commonrail

Engine Location

Front, Longitudinal

Turbine

Twin-power turbo

Engine systems

Start & Stop System Particulate filter

Engine displacement

1995 cm³ 121.74 cu. In.

Power

190 hp (at 4000 rpm)

Torque

400 Nm (at 1750 rpm) 295.02 lb. ft (at 1750 rpm)

Number of cylinders

4

Valves per cylinder

4

Position of cylinders

Inline

Cylinder Bore

84 mm 3.31 in

Piston Stroke

90 mm 3.54 in

Compression ratio

16.5

Engine oil capacity

5.5 l 5.83 US qt
4.84 UK qt

Coolant

7 l 7.42 US qt
6.16 UK qt

POWER-TO-WEIGHT RATIO (PWR)

Color Index

Dynamic Efficiency

fair Performance

ELECTRIC SPECS

Battery capacity

0.528 kWh

Electric power

- Motor 1

11 hp

DIMENSIONS

Length

4768 mm 187.72 in

Width

1852 mm 72.91 in

Height

1384 mm 54.49 in

Wheelbase

2851 mm 112.24 in

Front track

1575 mm 62.01 in

Rear (Back) track

1611 mm 63.43 in

Ride height

124 mm 4.88 in

Turning diameter

11.4 m 37.4 ft

DRIVETRAIN, SUSPENSION & TIRES

Drive Axle

Rear wheel drive

Number of Gears

8 Steptronic

Brakes

- Front

Ventilated discs

- Rear

Ventilated discs

Assisting system

ABS

Steering type

Steering rack and pinion

Power steering

Electric Steering

Suspension

- Front

Double wishbone

- Rear

Independent multi-link suspension

Tire size

- Front

225/50 R17 98Y XL

Wheel rims

7.5J x 17

WEIGHTS & TRUNK SPACE

Kerb weight

1775 kg 3913.2 lbs

Max. weight

2270 kg 5004.5 lbs

Luggage capacity

- Min. (seats up)

385 l 13.6 cu ft

- Max. roof load

495 kg 1091.3 lbs

Max. trailer load with brakes

- 12%

1600 kg 3527.4 lbs

Max. trailer load w/out brakes

750 kg 1653.5 lbs

Max. towbar download

75 kg 165.3 lbs

MODEL REVIEW
BMW 4 Series Convertible (G23) 420d (190 Hp) MHEV Steptronic is made in