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2021 BMW 4 Series Coupe
Solid pick. The public record on this car is clean for its age. Inspect it, then negotiate with confidence.
15 owner complaints · 0 recalls · data verified July 14, 2026 · source: NHTSA
Why buy?
Complaints are still coming in strong late in this car's life, a chronic-problem pattern, not early teething.
Very few owner complaints for its age and sales volume.
Zero recalls, rare for a car this age.
The math, shown
Full methodology →Complaints filed per year
Fading = early teething worked out. Climbing = problems aging in.
How it crashes
NHTSA’s own crash tests, separate from the reliability score above.
NHTSA crash-tested this model year but didn’t publish an overall star rating for it.
Source: nhtsa.gov/ratings. Star ratings compare vehicles within the same class and size, not across every car on the road.
The road ahead
What breaks on a 2021 BMW 4 Series Coupe, plotted where owners report it happening.
Also reported (mileage varies): Electrical system (6)
Mileage medians come from owners who mentioned an odometer reading in their NHTSA complaint, a rough guide, not a schedule.
Electrical system
40%6 complaints · 5 in the last 2 years
“I received a recall notice dated 9/23/2025. The recall is listed as URGENT safety issue that could cause a fire. The notice instructs not to drive the car or park in g…”
Engine
20%3 complaints · 3 in the last 2 years
“The engine Unknown The problem was confirmed by BMW as they sent me a notice. Unknown Unknown”
Seat belts
20%3 complaints · 1 in the last 2 years
“The seat belt retractor keeps breaking, dealer fixed it once, broke after two days, dealer did not want to fix again, arguing for over a year, finally they fixed it su…”
Transmission & drivetrain
7%1 complaints · 1 in the last 2 years
“The contact owns a 2021 BMW 430I. The contact stated while stopped at a traffic light, the light turned green; however, when the accelerator pedal was depressed, the v…”
Recalls (0)
No recall campaigns on file for this model year.
Before you hand over money
Check the VIN for open recalls
NHTSA’s free lookup shows whether this exact car had its recall remedies completed.
Free NHTSA VIN check ↗Get a pre-purchase inspection
A $150 to $250 independent inspection of this exact 2021 BMW 4 SERIES COUPE beats every score on the internet, including ours.
What to ask forNot set on the 2021? See how every 4 Series Coupe model year scores →
Cross-shopping? Compare the 2021 BMW 4 Series Coupe against another car →
What owners say
Real owners of this exact model-year, shown separately from the NHTSA score. If they disagree, that’s worth knowing.