Is the 2021 BMW 4 Series a good car?
An honest AI verdict — reliability, common problems, and real cost to own.
B+7.5/10
A suitable choice if you value performance and luxury, but watch out for potential tech issues.
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Pros
- Exceptional driving dynamics
- Luxurious interior
- Advanced infotainment system
Cons
- Higher maintenance costs
- Limited rear-seat space
- Controversial front grille styling
Ownership at a glance
Fuel economy
24 mpg
Maintenance cost
$3,500/yr
Expected lifespan
200,000 miles
Common problems to watch for
- Electronic glitches
- Early wear of brake pads
- Faulty door trim
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This AI-generated assessment is general guidance only, not a substitute for a professional inspection. Always inspect a used vehicle before purchase.