BMW 4 Series Convertible (G23 LCI, facelift 2024) M440i (386 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) M440i (386 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) M440i (386 Hp) Mild Hybrid Steptronic?

8.1 l/100 km
29 US mpg
34.9 UK mpg
12.3 km/l

How fast is 2024 4 Series Convertible (G23 LCI, facelift 2024) M440i (386 Hp) Mild Hybrid Steptronic?

210 km/h | 130 mph
0-60 mph: 5 sec

What is the power output of BMW 4 Series Cabriolet 2024 M440i (386 Hp) Mild Hybrid Steptronic?

386 Hp, 540 Nm
398 lb.-ft.

What is the engine displacement of BMW 4 Series Cabriolet 2024 M440i (386 Hp) Mild Hybrid Steptronic?

3.0 l
2998 cm³
182.95 cu. in.

What is the number of cylinders in 2024 BMW M440i (386 Hp) Mild Hybrid Steptronic?

6, Inline

What is the drivetrain of BMW 4 Series Convertible (G23 LCI, facelift 2024) Cabriolet 2024 M440i (386 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?

4773 mm
187.91 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) M440i (386 Hp) Mild Hybrid Steptronic?

1924 kg
4242 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) M440i (386 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)

M440i (386 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

Fuel consumption (economy) - urban (EPA)

8.7 l/100 km 27 US mpg
32.5 UK mpg
11.5 km/l

Fuel consumption (economy) - extra urban (EPA)

7.1 l/100 km 33.1 US mpg
39.8 UK mpg
14.1 km/l

Fuel consumption (economy) - combined (EPA)

8.1 l/100 km 29 US mpg
34.9 UK mpg
12.3 km/l

Fuel Type

Petrol (Gasoline)

Acceleration 0 - 60 mph

5 sec

Maximum speed

210 km/h, Electronically limited 130 mph

Weight-to-power ratio

5 kg/Hp, 200.6 Hp/tonne

Weight-to-torque ratio

3.6 kg/Nm, 280.7 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

System power

386 Hp @ 5200-6250 rpm.

System torque

540 Nm @ 1900-4800 rpm. 398 lb.-ft. @ 1900-4800 rpm.

Internal combustion engine specs

Power

375 Hp

Power per litre

125.1 Hp/l

Engine layout

Front, Longitudinal

Engine Model/Code

B58B30M2

Engine displacement

2998 cm³ 182.95 cu. in.

Number of cylinders

Engine configuration

Inline

Cylinder Bore

82 mm 3.23 in.

Piston Stroke

94.6 mm 3.72 in.

Compression ratio

11:1

Number of valves per cylinder

Fuel injection system

Direct injection

Engine aspiration

TwinPower Turbo, Intercooler

Valvetrain

Double-VANOS, VALVETRONIC

Engine oil specification

Engine systems

Start & Stop System

Volume and weights

Kerb Weight

1924 kg 4242 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

Dimensions

Length

4773 mm 187.91 in.

Width

1852 mm 72.91 in.

Width including mirrors

2081 mm 81.93 in.

Height

1387 mm 54.61 in.

Wheelbase

2851 mm 112.24 in.

Front track

1582 mm 62.28 in.

Rear (Back) track

1593 mm 62.72 in.

Ride height (ground clearance)

127 mm 5 in.

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

Front wheel tires: 225/45 R18; 225/40 R19
Rear wheel tires: 225/45 R18; 225/40 R19; 255/35 R19

Wheel rim size

Front wheel rims: 7.5J x 18; 8J x 19
Rear wheel rims: 7.5J x 18; 8J x 19; 8.5J x 19

Specs of BMW 4 Series Convertible (G23 LCI, facelift 2024) M440i (386 Hp) Mild Hybrid Steptronic /2024, 2025, 2026/