BMW 4 Series Convertible (G23 LCI, facelift 2024) 420d (190 Hp) Mild Hybrid Steptronic | Technical specs, data, fuel consumption, Dimensions

2025 BMW 4 Series Convertible (G23 LCI, facelift 2024) - Photo 1

Key specs

BMW 4 Series Convertible (G23 LCI, facelift 2024) 420d (190 Hp) Mild Hybrid Steptronic /Cabriolet 2024 - /

What is the body type of BMW 4 Series Convertible (G23 LCI, facelift 2024)?

Cabriolet, 2 Doors, 4 Seats

What is the fuel consumption and economy of BMW 4 Series Convertible (G23 LCI, facelift 2024) 420d (190 Hp) Mild Hybrid Steptronic?

5.2-5.8 l/100 km
45.2 - 40.6 US mpg
54.3 - 48.7 UK mpg
19.2 - 17.2 km/l

How environmentally friendly is BMW 4 Series 420d (190 Hp) Mild Hybrid Steptronic?

136-153 g/km CO₂
Euro 6e

How fast is 2024 4 Series Convertible (G23 LCI, facelift 2024) 420d (190 Hp) Mild Hybrid Steptronic?

236 km/h | 147 mph
0-100 km/h: 7.6 sec
0-60 mph: 7.2 sec

What is the power output of BMW 4 Series Cabriolet 2024 420d (190 Hp) Mild Hybrid Steptronic?

190 Hp, 400 Nm
295 lb.-ft.

What is the engine displacement of BMW 4 Series Cabriolet 2024 420d (190 Hp) Mild Hybrid Steptronic?

2.0 l
1995 cm³
121.74 cu. in.

What is the number of cylinders in 2024 BMW 420d (190 Hp) Mild Hybrid Steptronic?

4, Inline

What is the drivetrain of BMW 4 Series Convertible (G23 LCI, facelift 2024) Cabriolet 2024 420d (190 Hp) Mild Hybrid Steptronic?

Rear wheel drive. MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV). The Internal combustion engine (ICE) and electric motor drive the rear wheels of the car with the ability to work only in mixed mode.

What is the length of 2024 BMW 4 Series Cabriolet?

4768 mm
187.72 in.

What is the width of 2024 BMW 4 Series Cabriolet?

1852 mm
72.91 in.

What is the kerb weight of 2024 BMW 4 Series Convertible (G23 LCI, facelift 2024) 420d (190 Hp) Mild Hybrid Steptronic?

1775 kg
3913 lbs.

What is the maximum permissible mass of 2024 BMW 4 Series Convertible (G23 LCI, facelift 2024) 420d (190 Hp) Mild Hybrid Steptronic?

2260 kg
4982 lbs.

What is the trunk (boot) capacity of 2024 BMW 4 Series Cabriolet?

300 - 385 l
10.6 - 13.6 cu. ft.

What are the number of gears and the gearbox type of 2024 BMW 4 Series Convertible (G23 LCI, facelift 2024) 420d (190 Hp) Mild Hybrid Steptronic?

8, automatic transmission Steptronic

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General information

Brand

BMW

Model

4 Series

Generation

4 Series Convertible (G23 LCI, facelift 2024)

Modification (Engine)

420d (190 Hp) Mild Hybrid Steptronic

Start of production

March, 2024

Powertrain Architecture

MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)

Body type

Cabriolet

Seats

Doors

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Performance specs

Combined fuel consumption (WLTP)

5.2-5.8 l/100 km 45.2 - 40.6 US mpg
54.3 - 48.7 UK mpg
19.2 - 17.2 km/l

CO₂ emissions (WLTP)

136-153 g/km

Fuel Type

Diesel

Acceleration 0 - 100 km/h

7.6 sec

Acceleration 0 - 62 mph

7.6 sec

Acceleration 0 - 60 mph (Calculated by Auto-Data.net)

7.2 sec

Maximum speed

236 km/h 147 mph

Emission standard

Euro 6e

Weight-to-power ratio

9.3 kg/Hp, 107 Hp/tonne

Weight-to-torque ratio

4.4 kg/Nm, 225.4 Nm/tonne

Electric and hybrid car specs

Gross battery capacity

0.4 kWh

Battery voltage

48 V

Battery technology

Lithium-ion (Li-Ion)

Battery location

Under the front hood

Electric motor 1

Electric motor power

11 Hp

Electric motor Torque

25 Nm 18 lb.-ft.

Electric motor location

Front, Longitudinal

Internal combustion engine specs

Power

190 Hp @ 4000 rpm.

Power per litre

95.2 Hp/l

Torque

400 Nm @ 1750-2500 rpm. 295 lb.-ft. @ 1750-2500 rpm.

Engine layout

Front, Longitudinal

Engine Model/Code

B47

Engine displacement

1995 cm³ 121.74 cu. in.

Number of cylinders

Engine configuration

Inline

Cylinder Bore

84 mm 3.31 in.

Piston Stroke

90 mm 3.54 in.

Compression ratio

16.5:1

Number of valves per cylinder

Fuel injection system

Diesel Commonrail

Engine aspiration

TwinPower Turbo, Intercooler

Valvetrain

DOHC

Engine oil capacity

5.5 l 5.81 US qt | 4.84 UK qt

Engine systems

Start & Stop System
Particulate filter

Volume and weights

Kerb Weight

1775 kg 3913 lbs.

Max. weight

2260 kg 4982 lbs.

Max load

485 kg 1069 lbs.

Trunk (boot) space - minimum

300 l 10.6 cu. ft.

Trunk (boot) space - maximum

385 l 13.6 cu. ft.

Fuel tank capacity

59 l 15.59 US gal | 12.98 UK gal

Permitted trailer load with brakes (12%)

1600 kg 3527 lbs.

Permitted trailer load without brakes

750 kg 1653 lbs.

Permitted towbar download

75 kg 165 lbs.

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

1573 mm 61.93 in.

Rear (Back) track

1612 mm 63.46 in.

Front overhang

858 mm 33.78 in.

Rear overhang

1059 mm 41.69 in.

Ride height (ground clearance)

124 mm 4.88 in.

Drag coefficient (C_d)

0.27

Minimum turning circle (turning diameter)

11.4 m 37.4 ft.

Drivetrain, brakes and suspension specs

Drivetrain Architecture

The Internal combustion engine (ICE) and electric motor drive the rear wheels of the car with the ability to work only in mixed mode.

Drive wheel

Rear wheel drive

Number of gears and type of gearbox

8 gears, automatic transmission Steptronic

Front suspension

Suspension strut, Anti-roll bar

Rear suspension

Independent multi-link spring suspension with anti-roll bar

Front brakes

Ventilated discs

Rear brakes

Ventilated discs

Assisting systems

ABS (Anti-lock braking system)

Steering type

Steering rack and pinion

Power steering

Electric Steering

Tire size

225/50 R17

Wheel rim size

7.5J x 17

Specs of BMW 4 Series Convertible (G23 LCI, facelift 2024) 420d (190 Hp) Mild Hybrid Steptronic /2024, 2025, 2026/