BMW 4 Series Convertible (F33) 425d (224 Hp) Steptronic


Overall Rating

8 / 10
Safety 5.0 / 5
Engine 4.2 / 5
Value 3.5 / 5
Performance 4.0 / 5
Comfort 3.8 / 5
People\'s Opinion N/A / 5
Not Rated

BMW 4 Series:

The BMW 4 Series is a range of compact executive cars manufactured by BMW since 2013. The 4 Series was created when BMW spun off the 2-door models of the 3 Series into a separate series. The 4 Series is currently in its second generation.
The original 4 Series concept car was unveiled in January 2013 at the North American International Auto Show in Detroit, Michigan. Both generations have been produced in the coupé, convertible and 5-door liftback body styles. The 4 series body style is very similar to that of the all electric BMW i4....(Read more on Wikipedia)

Convertible (F33) Overview:

BMW 4 Series (Convertible (F33)). With 450 Nm of torque, it offers ample pulling power. It boasts low fuel consumption (~5.7 l/100km). With a weight of 1745 kg, it falls in the mid‑range. Rear‑wheel drive offers dynamic handling and sporty feedback. Acceleration is good (0–100 km/h in 6.7 s). The top speed reaches 241 km/h. A convertible car with a retractable roof, offering open-air driving experiences. Seating for 4 makes it ideal for daily use.

425d (224 Hp) Steptronic Verdict:

Rating 4 stars

Performance Verdict

Strong torque for effortless acceleration, especially at mid-range, making it a capable performer.

Fuel Economy

Exceptional fuel efficiency for a car of this size and power, a true highlight.

Best Use Case: Long-distance highway cruising, economical daily driver.

Pros and Cons:

Pros:

  • • Stylish and elegant design with hardtop convertible versatility
  • • Wide range of powerful and efficient engine options
  • • Engaging driving dynamics and precise steering
  • • Premium interior quality and advanced technology features
  • • Good blend of sportiness and luxury

Cons:

  • • Higher price point compared to rivals
  • • Firm ride quality, especially with larger wheels
  • • Limited rear seat space, typical for a 2+2 convertible
  • • Reduced boot space with the roof down
  • • Potential for higher running and maintenance costs

Specifications:

Specifications are compared to those of the previous generation(Gran Coupe (G26): June, 2021 - June, 2024).

General:
Brand:BMW
Model:4 Series
Generation:Convertible (F33)
Modification (Engine):425d (224 Hp) Steptronic
Start of production:March, 2016
End of production:February, 2017
Powertrain Architecture:Internal Combustion engine
Body type:Cabriolet
Seats:4
Doors:2
Engine:
Engine systems:Start & Stop System
Power:224 Hp @ 4400 rpm. Same horsepower
Power per litre:112.3 Hp/l [145mm less]
Torque:450 Nm @ 1500-3000 rpm.
Engine Model/Code:B47D20B More details about the engine B47D20B
Engine displacement:1995
Number of cylinders:4
Engine configuration:Inline
Number of valves per cylinder:4
Fuel injection system:Diesel Commonrail
Engine aspiration:Twin-power turbo, Intercooler
Valvetrain:DOHC
Engine oil capacity:5 l
Coolant:7 l
Engine layout:Front, Longitudinal
Cylinder Bore:84 mm
Piston Stroke:90 mm
Compression ratio:16.5:1
Performance:
Fuel Type:Diesel
Fuel consumption (economy) - urban:5.5-5.9 l/100 km
Fuel consumption (economy) - extra urban:4.4-4.7 l/100 km
Fuel consumption (economy) - combined (NEDC):4.8-4.1 l/100 km
Fuel consumption (economy) - urban (NEDC):5.5-5.9 l/100 km
Fuel consumption (economy) - extra urban (NEDC):4.4-4.7 l/100 km
Fuel consumption (economy) - combined:4.8-4.1 l/100 km
Emission standard:Euro 6
Acceleration 0 - 100 km/h:6.7 sec
Acceleration 0 - 62 mph:6.7 sec
Maximum speed:241 km/h
Weight-to-power ratio:7.8 kg/Hp, 128.4 Hp/tonne
Weight-to-torque ratio:3.9 kg/Nm, 257.9 Nm/tonne
Acceleration 0 - 60 mph:6.4 sec
Space:
Kerb Weight:1745
Max. weight:2240
Max load:495
Trunk (boot) space - minimum:370 l
Permitted trailer load with brakes (12%):1800 kg
Fuel tank capacity:57 l
Permitted trailer load without brakes:750 kg
Permitted towbar download:75 kg
Size:
Length:4638 mm [145mm less]
Width:1825 mm [27mm less]
Height:1384 mm [58mm less]
Wheelbase:2810 mm [46mm less]
Width including mirrors:2017 mm
Front track:1545 mm
Rear (Back) track:1594 mm
Front overhang:787 mm
Rear overhang:1041 mm
Ride height (ground clearance):130 mm
Minimum turning circle (turning diameter):11.3 m [above average]
Powertrain:
Drivetrain ArchitectureThe Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheelRear wheel drive
Number of gears8
Transmission typeAutomatic
Gearbox typeSteptronic
Front brakesVentilated discs [Best for performance and cooling.]
Rear brakesVentilated discs [Best for performance and cooling.]
Assisting systemsABS (Anti-lock braking system)
Steering typeSteering rack and pinion
Power steeringElectric Steering
Tires sizeFront wheel tires: 225/50 R17; 225/45 R18; 225/40 R19
Wheel rims sizeFront wheel rims: 7.5J x 17; 8J x 18; 8J x 19
Front suspensionSpring Strut, Transverse stabilizer
Rear suspensionIndependent multi-link spring suspension with stabilizer

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