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BMW 4 Series Convertible

2020 – 2024 Convertible Germany

BMW built the 4 Series Convertible from 2020 to 2024. Besides conventional engines it was available as a hybrid; across 4 variants, power ranges from 184 to 374 hp. The most economical version uses just 4.5 L/100 km. The fastest version needs 4.9 s to reach 100 km/h. Compared with the previous generation (2018 – 2020), peak power rose from 326 to 374 hp, and minimum weight went up by 65 kg. It was also available as coupé and sedan.

VariantFuelPower0–100TopGearbox
420i 8AT (184 HP)
2.0 L · 4 cyl · Rear Wheel Drive
 Gasoline 184 hp 8.2 s 237 8-speed automatic Steptronic
420d 8AT (190 HP)
2.0 L · 4 cyl · Rear Wheel Drive
 Mild Hybrid Diesel 190 hp 7.6 s 237 8-speed automatic Steptronic
430i 8AT (258 HP)
2.0 L · 4 cyl · Rear Wheel Drive
 Gasoline 258 hp 6.2 s 249 8-speed automatic Steptronic
M440i xDrive 8AT AWD (374 HP)
3.0 L · 6 cyl · All Wheel Drive
 Mild Hybrid 374 hp 4.9 s 249 8-speed automatic Steptronic

Engine

Cylinders
L4
Displacement
1998 cm3 (122 ci)
Power
135.3 KW @ 5000-6500 RPM184 HP @ 5000-6500 RPM181 BHP @ 5000-6500 RPM
Torque
221 lb-ft @ 1350-4000 RPM300 Nm @ 1350-4000 RPM
Fuel System
Turbocharged Direct Injection
Fuel
Gasoline
Fuel capacity
15.6 gallons (59.1 L)

Performance

Top Speed
147 mph (237 km/h)
Acceleration 0-62 Mph (0-100 kph)
8.2 s

Transmission

Drive Type
Rear Wheel Drive
Gearbox
8-speed automatic Steptronic

Brakes

Front
Ventilated Discs
Rear
Ventilated Discs

Tires

Tire Size
225/50 R17 98Y XL

Dimensions

Length
187.7 in (4768 mm)
Width
72.9 in (1852 mm)
Height
54.5 in (1384 mm)
Front/rear Track
62/63.4 in (1,575/1,610 mm)
Wheelbase
112.2 in (2850 mm)
Ground Clearance
4.9 in (124 mm)
Cargo Volume
13.6 cuFT (385 L)
Aerodynamics (Cd)
0.28
Turning circle (curb to curb)
37.4 ft (11.4 m)

Weight

Unladen Weight
3891 lbs (1765 kg)
Gross Weight Limit
4817 lbs (2185 kg)

Fuel Economy (nedc)

City
31.8 mpg US (7.4 L/100Km)
Highway
43.6 mpg US (5.4 L/100Km)
Combined
38.6 mpg US (6.1 L/100Km)
CO2 Emissions
140 g/km

Engine

Cylinders
L4
Displacement
1995 cm3 (122 ci)
Power
139.7 KW @ 4000 RPM190 HP @ 4000 RPM187 BHP @ 4000 RPM
Torque
295 lb-ft @ 1750-2500 RPM400 Nm @ 1750-2500 RPM
Electrical motor power
8.1 kw (11 hp, 11 bhp)
Fuel System
Turbocharged Common Rail
Fuel
Mild Hybrid Diesel
Fuel capacity
15.6 gallons (59.1 L)

Performance

Top Speed
147 mph (237 km/h)
Acceleration 0-62 Mph (0-100 kph)
7.6 s

Transmission

Drive Type
Rear Wheel Drive
Gearbox
8-speed automatic Steptronic

Brakes

Front
Ventilated Discs
Rear
Ventilated Discs

Tires

Tire Size
225/50 R17 98Y XL

Dimensions

Length
187.7 in (4768 mm)
Width
72.9 in (1852 mm)
Height
54.5 in (1384 mm)
Front/rear Track
62/63.4 in (1,575/1,610 mm)
Wheelbase
112.2 in (2850 mm)
Ground Clearance
4.9 in (124 mm)
Cargo Volume
13.6 cuFT (385 L)
Aerodynamics (Cd)
0.27
Turning circle (curb to curb)
37.4 ft (11.4 m)

Weight

Unladen Weight
4079 lbs (1850 kg)
Gross Weight Limit
5004 lbs (2270 kg)

Fuel Economy (nedc)

City
47 mpg US (5 L/100Km)
Highway
54.7 mpg US (4.3 L/100Km)
Combined
52.3 mpg US (4.5 L/100Km)
CO2 Emissions
119 g/km

Engine

Cylinders
L4
Displacement
1998 cm3 (122 ci)
Power
189.8 KW @ 5000-6500 RPM258 HP @ 5000-6500 RPM255 BHP @ 5000-6500 RPM
Torque
295 lb-ft @ 1550-4400 RPM400 Nm @ 1550-4400 RPM
Fuel System
Turbocharged Direct Injection
Fuel
Gasoline
Fuel capacity
15.6 gallons (59.1 L)

Performance

Top Speed
155 mph (249 km/h)
Acceleration 0-62 Mph (0-100 kph)
6.2 s

Transmission

Drive Type
Rear Wheel Drive
Gearbox
8-speed automatic Steptronic

Brakes

Front
Ventilated Discs
Rear
Ventilated Discs

Tires

Tire Size
225/50 R17 98Y XL

Dimensions

Length
187.7 in (4768 mm)
Width
72.9 in (1852 mm)
Height
54.5 in (1384 mm)
Front/rear Track
62/63.4 in (1,575/1,610 mm)
Wheelbase
112.2 in (2850 mm)
Ground Clearance
4.9 in (124 mm)
Cargo Volume
13.6 cuFT (385 L)
Aerodynamics (Cd)
0.28
Turning circle (curb to curb)
37.4 ft (11.4 m)

Weight

Unladen Weight
3946 lbs (1790 kg)
Gross Weight Limit
4850 lbs (2200 kg)

Fuel Economy (nedc)

City
30.2 mpg US (7.8 L/100Km)
Highway
42 mpg US (5.6 L/100Km)
Combined
36.8 mpg US (6.4 L/100Km)
CO2 Emissions
147 g/km

Engine

Cylinders
L6
Displacement
2998 cm3 (183 ci)
Power
275.1 KW @ 5500-6500 RPM374 HP @ 5500-6500 RPM369 BHP @ 5500-6500 RPM
Torque
369 lb-ft @ 1900-5000 RPM500 Nm @ 1900-5000 RPM
Electrical motor power
8.1 kw (11 hp, 11 bhp)
Fuel System
Turbocharged Direct Injection
Fuel
Mild Hybrid
Fuel capacity
15.6 gallons (59.1 L)

Performance

Top Speed
155 mph (249 km/h)
Acceleration 0-62 Mph (0-100 kph)
4.9 s

Transmission

Drive Type
All Wheel Drive
Gearbox
8-speed automatic Steptronic

Brakes

Front
Ventilated Discs
Rear
Ventilated Discs

Tires

Tire Size
225/45 R18 95Y XL // 255/40 R18 99Y X

Dimensions

Length
187.8 in (4770 mm)
Width
72.9 in (1852 mm)
Height
54.9 in (1394 mm)
Front/rear Track
62/63.4 in (1,575/1,610 mm)
Wheelbase
112.2 in (2850 mm)
Ground Clearance
5 in (127 mm)
Cargo Volume
13.6 cuFT (385 L)
Aerodynamics (Cd)
0.28
Turning circle (curb to curb)
39.4 ft (12.0 m)

Weight

Unladen Weight
4332 lbs (1965 kg)
Gross Weight Limit
5269 lbs (2390 kg)

Fuel Economy (nedc)

City
25.3 mpg US (9.3 L/100Km)
Highway
37.9 mpg US (6.2 L/100Km)
Combined
31.8 mpg US (7.4 L/100Km)
CO2 Emissions
169 g/km
Length4,768 – 4,770 mm
Width1,852 mm
Height1,384 – 1,394 mm
Wheelbase2,850 mm
Curb weight1,765 – 1,965 kg
Torque300 – 500 Nm

Ranges across all 4 variants of this generation.