BMW 4 Series 4 Series Convertible (G23)

BMW - 4 Series Convertible (G23)

Details-
BrandBMW
Model4 Series
Generation4 Series Convertible (G23)
Modification420d (190 Hp) Mild Hybrid Steptronic
Start Of Production2020
End Of ProductionJanuary, 2024

Performance

The BMW 4 Series is a high-performance car that can accelerate from 0-100 km/h in just 7.6 seconds, with a top speed of 236 km/h. Its sleek design is complemented by a low drag coefficient of 0.27, making it a great choice for speed enthusiasts.

Specs-
Rating
Acceleration 0 100 Kmh7.6 sec
Acceleration 0 62 Mph7.6 sec
Max Speed236 km/h 146.64 mph
Drag Coefficient Cd0.27

Body & Dimensions

The BMW 4 Series Cabriolet is a stylish and luxurious convertible with a length of 4768 mm, width of 1852 mm, and height of 1384 mm. It has a wheelbase of 2851 mm and a minimum turning circle of 11.4 meters. The ride height and ground clearance are 124 mm.

Specs-
Rating
Body TypeCabriolet
Seats4
Doors2
Length4768 mm 187.72 in.
Width1852 mm 72.91 in.
Height1384 mm 54.49 in.
Wheelbase2851 mm 112.24 in.
Front Track1575 mm 62.01 in.
Rear Track1611 mm 63.43 in.
Min Turning Circle11.4 m 37.4 ft.
Ride Height Ground Clearance124 mm 4.88 in.

Fuel Consumption

The car boasts impressive fuel efficiency, ranging from 4.2-4.5 l/100 km in combined driving conditions. It emits 111-119 g/km of CO2 and adheres to the stringent Euro 6d emission standards.

Specs-
Rating
Fuel Consumption Urban Economy Nedc4.7-5 l/100 km 50.05 - 47.04 US mpg 60.1 - 56.5 UK mpg 21.28 - 20 km/l
Fuel Consumption Extra Urban Economy Nedc3.9-4.3 l/100 km 60.31 - 54.7 US mpg 72.43 - 65.69 UK mpg 25.64 - 23.26 km/l
Fuel Consumption Combined Economy Nedc4.2-4.5 l/100 km 56 - 52.27 US mpg 67.26 - 62.77 UK mpg 23.81 - 22.22 km/l
Co2 Emissions Nedc111-119 g/km
Fuel TypeDiesel
Emission StandardEuro 6d
Combined Fuel Consumption Wltp4.9-5.5 l/100 km 48 - 42.77 US mpg 57.65 - 51.36 UK mpg 20.41 - 18.18 km/l
Co2 Emissions Wltp127-143 g/km

Engine & Transmission

The car in question is a 4 Series model with a Mild Hybrid Electric Vehicle powertrain and a 190 Hp, 1995 cm3 diesel engine with Twin-power turbo and Intercooler. It has a 4-cylinder, inline engine layout with 4 valves per cylinder and DOHC valvetrain. The engine produces a maximum torque of 400 Nm at 1750-2500 rpm and is coupled with an 8-gear automatic transmission Steptronic, driving the rear wheels. The car also features a coil spring front suspension and independent multi-link spring suspension with stabilizer at the rear.

Specs-
Rating
Powertrain ArchitectureMHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)
Power190 Hp @ 4000 rpm.
Power Per Litre95.2 Hp/l
Torque400 Nm @ 1750-2500 rpm. 295.02 lb.-ft. @ 1750-2500 rpm.
Engine LayoutFront, Longitudinal
Engine Model CodeB47D20B
Engine Displacement1995 cm3 121.74 cu. in.
Number Of Cylinders4
Engine ConfigurationInline
Cylinder Bore84 mm 3.31 in.
Piston Stroke90 mm 3.54 in.
Compression Ratio16.5
Number Of Valves Per Cylinder4
Fuel Injection SystemDiesel Commonrail
Engine AspirationTwin-power turbo, Intercooler
ValvetrainDOHC
Engine Oil Capacity5.5 l 5.81 US qt | 4.84 UK qt
Engine Oil Specification0W-30, 5W-30 / BMW Longlife-12 FE 0W-30, 0W-40, 5W-30, 5W-40 / BMW Longlife-04
Coolant7 l 7.4 US qt | 6.16 UK qt
Drivetrain ArchitectureThe Internal combustion engine (ICE) and electric motor drive the rear wheels of the car with the ability to work only in mixed mode.
Drive WheelRear wheel drive
Number Of Gears And Type Of Gearbox8 gears, automatic transmission Steptronic
Front SuspensionCoil spring, Transverse stabilizer
Rear SuspensionIndependent multi-link spring suspension with stabilizer
Engine SystemsStart & Stop System Particulate filter

Brakes

The 4 Series car model comes equipped with ventilated discs for both front and rear brakes, ensuring efficient braking performance. The car features an Anti-lock Braking System (ABS) and electric power steering for improved handling. The 17-inch wheels are shod with 225/50 R17 tires, providing a comfortable ride and responsive handling.

Specs-
Rating
Front BrakesVentilated discs
Rear BrakesVentilated discs
Assisting SystemsABS (Anti-lock braking system)
Steering TypeSteering rack and pinion
Power SteeringElectric Steering
Tires Size225/50 R17
Wheel Rims Size7.5J x 17

Battery - Electric / Hybrid

The car specs indicate a compact electric vehicle with a modest electric motor output of 11 hp and a small 0.4 kWh battery pack. The battery is located under the front hood and utilizes Lithium-ion technology. While the motor torque is adequate for city driving, the limited battery capacity may restrict longer range.

Specs-
Gross Battery Capacity0.4 kWh
Battery TechnologyLithium-ion (Li-Ion)
Battery LocationUnder the front hood
Electric Motor Power11 Hp
Electric Motor Torque25 Nm 18.44 lb.-ft.
Electric Motor LocationFront, Longitudinal
Battery Voltage48 V

Weight & Capacity

The BMW 4 Series is a compact executive car with a weight-to-power ratio of 9.3 kg/Hp and 107 Hp/tonne, making it a powerful and efficient vehicle. It has a kerb weight of 1775 kg and a maximum weight of 2270 kg, with a maximum load capacity of 495 kg. The trunk boot space is 300-385 liters, and it has a fuel tank capacity of 59 liters.

Specs-
Rating
Weight To Power Ratio9.3 kg/Hp, 107 Hp/tonne
Weight To Torque Ratio4.4 kg/Nm, 225.4 Nm/tonne
Kerb Weight1775 kg 3913.21 lbs.
Max Weight2270 kg 5004.49 lbs.
Max Load495 kg 1091.29 lbs.
Trunk Boot Space Minimum300 l 10.59 cu. ft.
Trunk Boot Space Maximum385 l 13.6 cu. ft.
Fuel Tank Capacity59 l 15.59 US gal | 12.98 UK gal
Permitted Trailer Load With Brakes 12 Percent1600 kg 3527.4 lbs.
Permitted Trailer Load Without Brakes750 kg 1653.47 lbs.
Permitted Towbar Download75 kg 165.35 lbs.

Frequently Asked Questions

FAQs for BMW - 4 Series Convertible (G23)

The body type of the BMW 4 Series is a Cabriolet.

The BMW 4 Series has 2 doors.

The wheelbase of the BMW 4 Series is 2851 mm.

7.6 seconds

236 km/h (146.64 mph)

0.27

The city fuel consumption ranges from 4.7-5 l/100 km.

The car emits between 111-119 g/km of CO2.

The combined fuel consumption on the WLTP cycle is between 4.9-5.5 l/100 km.

The car has a Mild Hybrid Electric Vehicle powertrain.

The engine displacement is 1995 cm3.

The maximum torque produced by the engine is 400 Nm at 1750-2500 rpm.

Ventilated discs for both front and rear brakes.

225/50 R17.

Electric power steering with a steering rack and pinion system.

The specs do not include information regarding driving range.

The specs do not include information regarding charging time.

The specs do not include information regarding standard features.

The weight-to-power ratio is 9.3 kg/Hp and 107 Hp/tonne.

The maximum load capacity is 495 kg.

The fuel tank capacity is 59 liters.