BMW 4 Series F32/F33/F36 440i (6-cyl)
Model overview
A versatile coupe, convertible and Gran Coupe family. Body style and fitted equipment are important when judging running costs.
Pros
- Engaging handling
- Refined motorway driving
- Choice of body styles
Cons
- Premium parts prices
- Limited rear space in some bodies
- Convertible equipment adds complexity where fitted
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Suspension wearMedium
- Electrical equipment faultsMedium
- Cooling-system leaks on applicable versionsMedium
Maintenance
Maintain the fitted powertrain and body-specific equipment alongside routine chassis servicing.
Engine overview · 3.0L 6-cyl PETROL
The 2018–2020 BMW 440i Cabriolet’s 3.0-litre turbocharged six-cylinder offers strong performance and refinement. Condition and documented servicing matter, particularly for cooling, oil control and turbocharger-related hardware.
Pros
- Smooth, powerful six-cylinder performance
- Refined automatic-drive applications
- Good everyday flexibility
Cons
- Turbocharged systems add complexity
- Cooling or oil leaks can be costly
- Exact equipment varies by build and market
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Cooling-system leaks or component ageingMedium
- Oil leaks from seals or housingsMedium
- Turbocharger and charge-air system faultsMedium
Maintenance
Follow the VIN-specific BMW schedule and approved fluids; verify oil, coolant and spark-plug servicing.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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