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BMW 4 Convertible – M 440 i Mild-Hybrid xDrive petrol

G23 · 275 kW / 374 hp

2020 - now · Petrol hybrid

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Car Details

Details may vary by version.

Engine

Fuel
Petrol hybrid
Made
From 2020
Engine code
B58B30M2 or B58B30B
Power type
Mild hybrid (small electric helper)
Engine size
2,998 cc (3 litres)
Engine power
374 hp (275 kW) at 5,500 to 6,500 rpm
Total power
374 hp (275 kW)
Torque (pulling power)
500 Nm at 1,900 to 5,000 rpm
Cylinders
6, in a row (inline)
Turbo
Turbo
Fuel injection
Direct injection
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Valves
24 (4 per cylinder)
Valve system
Double-VANOS, VALVETRONIC
Bore x stroke
82 x 94.6 mm
Compression ratio
10.2:1
Engine position
Front, lengthways (longitudinal)
Electric motor power
11 hp (8 kW)
Catalytic converter
Three-way catalytic converter

Fluids and capacities

Engine oil amount
7.2 litres
Engine oil grade
0W-20, 0W-30, 0W-40 or 5W-30 (and 1 more)
Coolant
10.5 litres
Fuel tank
59 litres
Drive battery size
0.4 kWh
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Drive battery type
Lithium-ion
Drive battery voltage
48 volts

Gearbox and drive

Gearbox
8-speed automatic
Driven wheels
4x4 (all four wheels)

Wheels, brakes, suspension and steering

Tyre size
225/45 R18 or 255/40 R18
Wheel (rim) size
7.5J x 18 or 8.5J x 18
Front brakes
Ventilated discs
Rear brakes
Ventilated discs
Steering
Rack and pinion, electric power steering
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Front suspension
Suspension strut, Anti-roll bar
Rear suspension
Independent multi-link spring suspension with anti-roll bar

Size and weight

Body style
Convertible
Seats
4
Doors
2
Length
4,770 mm
Width
1,852 mm
Height
1,394 mm
Weight (empty)
1,890 kg
Ground clearance
126 mm
Boot space
300 litres
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Boot space, rear seats folded
385 litres
Wheelbase
2,851 mm
Width with mirrors
2,081 mm
Front track
1,575 to 1,583 mm
Rear track
1,592 to 1,611 mm
Turning circle
12 metres
Maximum weight (loaded)
2,375 to 2,390 kg
Load it can carry
485 to 500 kg
Front overhang
858 mm
Rear overhang
1,061 mm

Speed and fuel use

Fuel use, mixed driving
6.9 to 8.7 l/100 km (about 11.5 to 14.5 km per litre)
Fuel use in town
8.9 to 9.3 l/100 km (about 10.8 to 11.2 km per litre)
Fuel use on the highway
5.8 to 6.2 l/100 km (about 16.1 to 17.2 km per litre)
Top speed
250 km/h
0 to 100 km/h
4.9 seconds
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CO2 emissions
159 to 197 g/km
Emission standard
Euro 6

Fuel use is from official tests; town driving usually uses more.

More

Towing, trailer with brakes
1,800 kg
Towing, trailer without brakes
750 kg
Weight on the tow bar
75 kg
Air drag (Cd)
0.28
Engine systems
Start-stop (engine switches off at lights), Particulate filter (DPF/GPF)