HISTORY
CLOSE
Your car history is currently empty!
BMW Logo

2020 430i (258 Hp) Steptronic

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

FULL CAR SPECIFICATIONS

GENERAL INFO

Select Units

SIMILAR CARS

Brand

BMW

Series

4 Series

Model

430

Modification

430i (258 Hp) Steptronic

Body Type

Cabriolet

Start of production

2020

Emission standard

Euro 6d

Powertrain

ICE

Fuel type

Petrol (Gasoline)

Fuel tank capacity

59 l 15.59 US gal
12.98 UK gal

Engine displacement

1998 cm³ 121.93 cu. In.

Power

258 hp (at 5000 rpm)

Torque

400 Nm (at 1550 rpm) 295.02 lb. ft (at 1550 rpm)

Drive Axle

Rear wheel drive

Top Speed

250 km/h 155 mph

Gearbox type

Automatic

Number of Gears

8 Steptronic

Kerb weight

1715 kg 3780.9 lbs

Length

4768 mm 187.72 in

Width

1852 mm 72.91 in

Doors

2

Seats

4

Wheel rims

7.5J x 17

FULL SPECS

FUEL CONSUMPTION

WLTP

- Combined fuel consumption

6.9 - 7.7 l/100 km 34.09 - 30.55 US mpg
40.94 - 36.69 UK mpg

NEDC

- Urban

7.5 - 7.8 l/100 km 31.36 - 30.15 US mpg
37.66 - 36.22 UK mpg

- Extra urban

5.2 - 5.6 l/100 km 45.23 - 42 US mpg
54.32 - 50.44 UK mpg

- Combined

6 - 6.4 l/100 km 39.2 - 36.75 US mpg
47.08 - 44.14 UK mpg

CO2 Emissions

Emission standard

Euro 6d

NEDC

138 - 147 g/km

WLTP

158 - 176 g/km

PERFORMANCE

Speed

- Top speed

250 km/h 155 mph

Acceleration

0 - 100 km/h

6.2 sec

0 - 60 mph

5.9 sec

Drag coefficient (Cd)

0.28

ENGINE SPECIFICATION

Engine Model

B48B20B

Powertrain

ICE

Fuel type

Petrol (Gasoline)

Fuel system

Direct injection

Engine Location

Front, Longitudinal

Turbine

Twin-power turbo

Engine systems

Start & Stop System Particulate filter

Engine displacement

1998 cm³ 121.93 cu. In.

Power

258 hp (at 5000 rpm)

Torque

400 Nm (at 1550 rpm) 295.02 lb. ft (at 1550 rpm)

Number of cylinders

4

Valves per cylinder

4

Position of cylinders

Inline

Cylinder Bore

82 mm 3.23 in

Piston Stroke

94.6 mm 3.72 in

Compression ratio

10.2

Valvetrain

VALVETRONIC

Engine oil capacity

5.25 l 5.57 US qt
4.62 UK qt

Coolant

9.8 l 10.39 US qt
8.62 UK qt

POWER-TO-WEIGHT RATIO (PWR)

Color Index

Dynamic Efficiency

high Performance

DIMENSIONS

Length

4768 mm 187.72 in

Width

1852 mm 72.91 in

Width including mirrors

2081 mm 81.93 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

Front overhang

858 mm 33.78 in

Rear overhang

1059 mm 41.69 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

1715 kg 3780.9 lbs

Max. weight

2200 kg 4850.2 lbs

Luggage capacity

- Min. (seats up)

385 l 13.6 cu ft

- Max. roof load

485 kg 1069.2 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) 430i (258 Hp) Steptronic is made in