4 Series
ModelBMW 4 Series Convertible (G23)

General information

BrandBMW
Model4 Series
Generation4 Series Convertible (G23)
Modification (Engine)430i (258 Hp) Steptronic
Start of production2020
Powertrain ArchitectureInternal Combustion engine
Body typeCabriolet
Seats4
Doors2

Dimensions

Length4768 mm 187.72 in.
Width1852 mm 72.91 in.
Width including mirrors2081 mm 81.93 in.
Height1384 mm 54.49 in.
Wheelbase2851 mm 112.24 in.
Front track1575 mm 62.01 in.
Rear (Back) track1611 mm 63.43 in.
Front overhang858 mm 33.78 in.
Rear overhang1059 mm 41.69 in.
Ride height124 mm 4.88 in.
Drag coefficient (Cd)0.28
Minimum turning circle (turning diameter)11.4 m 37.4 ft.

Space, Volume and weights

Kerb Weight1715 kg 3780.93 lbs.
Max. weight2200 kg 4850.17 lbs.
Max load485 kg 1069.24 lbs.
Trunk (boot) space - minimum385 l 13.6 cu. ft.
Fuel tank capacity59 l 15.59 US gal | 12.98 UK gal
Permitted trailer load with brakes (12%)1600 kg 3527.4 lbs.
Permitted trailer load without brakes750 kg 1653.47 lbs.
Permitted towbar download75 kg 165.35 lbs.

Electric cars and hybrids specs

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Performance specs

There is no data

Drivetrain, brakes and suspension specs

Drivetrain ArchitectureThe Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheelRear wheel drive
Number of Gears (automatic transmission)8 Steptronic
Front suspensionDouble wishbone
Rear suspensionMulti-link independent
Front brakesVentilated discs
Rear brakesVentilated discs
Assisting systemsABS (Anti-lock braking system)
Steering typeSteering rack and pinion
Power steeringElectric Steering
Tires size225/50 R17 98Y XL
Wheel rims size7.5J x 17

Engine specs

Power258 Hp @ 5000-6500 rpm.
Power per litre129.1 Hp/l
Torque400 Nm @ 1550-4400 rpm. 295.02 lb.-ft. @ 1550-4400 rpm.
Engine locationFront, Longitudinal
Engine displacement1998 cm3 121.93 cu. in.
Number of cylinders4
Position of cylindersInline
Cylinder Bore82 mm 3.23 in.
Piston Stroke94.6 mm 3.72 in.
Compression ratio10.2
Number of valves per cylinder4
Fuel SystemDirect injection
Engine aspirationTwin-power turbo, Intercooler
ValvetrainVALVETRONIC
Engine oil capacity5.25 l 5.55 US qt | 4.62 UK qt
Engine systemsStart & Stop SystemParticulate filter

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BMW 4 Series Convertible (G23)

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