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BMW G23 4 Series Cabrio 420d (2021)

BMW G23 4 Series Cabrio 430i (2021)

BMW G23 4 Series Cabrio LCI 430d (2024)

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Engine Technical Data

Engine type - Number of cylinders

Inline 4

Inline 6

Engine Code

B57D30B

Fuel type

Diesel

Petrol

Hybrid / Diesel

Fuel System

Common Rail

Direct Injection

Common Rail

Lubrication

Engine Cooling

Engine Alignment

Longitudinal

Engine Position

Front

Engine displacement

121.7 cu-in / 1995 cm³

121.9 cu-in / 1998 cm³

182.6 cu-in / 2993 cm³

Bore

3.31 inches
84.0 mm

3.23 inches
82.0 mm

3.31 inches
84.0 mm

Stroke

3.54 inches
90.0 mm

3.72 inches
94.6 mm

3.54 inches
90.0 mm

Number of valves

Aspiration

Turbo Intercooler

Compression Ratio

16.5

11.0

16.5

Max. RPM

Total System Power

187 HP / 190 PS / 140 kW

254 HP / 258 PS / 190 kW

282 HP / 286 PS / 210 kW

Total System Torque

295 lb-ft / 400 Nm

479 lb-ft / 650 Nm

Horsepower

187 HP / 190 PS / 140 kW @ 4000 rpm

254 HP / 258 PS / 190 kW @ 5000 rpm

282 HP / 286 PS / 210 kW @ 4000 rpm

Maximum torque

295 lb-ft / 400 Nm @ 1750 rpm

295 lb-ft / 400 Nm @ 1550 rpm

479 lb-ft / 650 Nm @ 1500-2500 rpm

Total electric power

11 HP / 11 PS / 8 kW

Total electric torque

18 lb-ft / 25 Nm

Number of electric engines

Electric engine #1 type

Electric engine #1 Power

11 HP / 11 PS / 8 kW

Electric engine #1 Torque

18 lb-ft / 25 Nm

Electric engine #2 type

Electric engine #2 Power

Electric engine #2 Torque

Electric engine #3 type

Electric engine #3 Power

Electric engine #3 Torque

Electric engine #4 type

Electric engine #4 Power

Electric engine #4 Torque

Drive wheels - Traction - Drivetrain

RWD

Transmission Gearbox - Number of speeds

Clutch Type

Automatic

Size, Dimensions, Aerodynamics and Weight

Body

Cabrio

Num. of Doors

Num. of Seats

Seat distribution

Front legroom

Rear seat legroom

Third row legroom

Front shoulder room

Rear shoulder room

Third row shoulder room

Front head room

Rear head room

Third row head room

Wheelbase

112.24 inches / 285.1 cm

Length

187.72 inches / 476.8 cm

Width

72.91 inches / 185.2 cm

Width with mirrors

81.93 inches / 208.1 cm

Height

54.49 inches / 138.4 cm

Front Axle

62.01 inches / 157.5 cm

61.93 inches / 157.3 cm

Rear Axle

63.43 inches / 161.1 cm

63.46 inches / 161.2 cm

Ground clearance

4.88 inches / 12.4 cm4.88 inches / 12.4 cm

Cargo box inside length

Cargo box inside height

Cargo width

Max. width at wheelhouse

Loading height

Rear door width

Rear door height

Side door width

Side door height

Approach angle (deg)

Breakover (Rampover) angle (deg)

Departure angle (deg)

Aerodynamic drag coefficient - Cx

0.28

Front Brakes - Disc dimensions

Vented Discs

Rear Brakes - Disc dimensions

Vented Discs

Front Tyres - Rims dimensions

225/50 R17

Rear Tyres - Rims dimensions

225/50 R17

Front Wheels Width

7.5

Rear Wheels Width

7.5

Curb Weight

4107 lbs / 1863 kg

3975 lbs / 1803 kg

4321 lbs / 1960 kg

Dry Weight

3858 lbs / 1750 kg

3726 lbs / 1690 kg

Max. Towing Capacity Weight

3527 lbs / 1600 kg

3968 lbs / 1800 kg

Weight/Power Output Ratio

9.81 Kg/hp

6.99 Kg/hp

6.85 Kg/hp

Trunk / Boot capacity

13.6 cu-ft / 385 L

Trunk / Boot First Row

Trunk / Boot Second Row

Trunk / Boot Third Row

Steering

Turning circle

37.4 feet / 11.4 m

Steering wheel lock-to-lock

Front Suspension

Independent. MacPherson. Coil Springs. Anti-roll bar.

Rear Suspension

Multi-link. Coil Springs. Anti-roll bar.

Top Speed

147 Mph / 236 km/h

155 Mph / 250 km/h

Acceleration 0 to 60 mph (0 to 96 Km/h)

Acceleration 0 to 100 km/h (0 to 62 mph)

7.6 s

6.2 s

5.8 s

Acceleration 0 to 400m (1/4 quarter mile)

Acceleration 0 to 1000m

Fuel Consumption (Economy), Emissions and Range

Fuel Consumption - Economy - Combined

Fuel Consumption - Economy - Open road

Fuel Consumption - Economy - Highway

Fuel Consumption - Economy - City

Fuel Consumption - Economy - City NEDC

50 MPG
4.7 L/100 km
60 MPG UK

31 MPG
7.5 L/100 km
38 MPG UK

Fuel Consumption - Economy - Open road NEDC

60 MPG
3.9 L/100 km
72 MPG UK

45 MPG
5.2 L/100 km
54 MPG UK

Fuel Consumption - Economy - Combined NEDC

56 MPG
4.2 L/100 km
67 MPG UK

39 MPG
6 L/100 km
47 MPG UK

Fuel Consumption - Economy - Low WLTP

Fuel Consumption - Economy - Medium WLTP

Fuel Consumption - Economy - High WLTP

Fuel Consumption - Economy - Extra high WLTP

Fuel Consumption - Economy - Combined WLTP

48 MPG
4.9 L/100 km
58 MPG UK

34 MPG
6.9 L/100 km
41 MPG UK

45 MPG
5.2 L/100 km
54 MPG UK

Fuel Consumption - Economy - EPA

Battery Type

Lithium-ion

Charging Information

Battery capacity

0.4 kWh

Charging Time

Range

Range WLTP

748 miles / 1204 km

531 miles / 855 km

705 miles / 1135 km

Electric Range EPA

Electric Range NEDC

Electric Range WLTP

Average energy consumption

Average energy consumption WLTP

Charging Time

Fast Charging Time

Fuel Tank Capacity

15.6 gallons
59 L
13 UK gallons

AdBlue Tank

CO2 emissions

111 g/Km (BMW)

138 g/Km (BMW)

CO2 emissions WLTP

127 g/Km (BMW)

166 g/Km (BMW)

146 g/Km (BMW)

Emission standard

Euro 6e

Safety

Euro NCAP

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