AVOIR

2021 BMW M340i

Ownership intelligence · Compact Cars · Premium Gasoline
60
Average
High Risk
AVOIR Score out of 100
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Category Scores

Reliability 69
Longevity 68
Maintenance 41
Depreciation 63
Performance 71
Efficiency 44

Reliability & Ownership FAQ

Is the 2021 BMW M340i reliable?

AVOIR rates the 2021 BMW M340i's reliability 69/100 — good — from NHTSA recall counts, complaint density, and multi-year defect trends. Its overall AVOIR ownership score is 60/100 (Average).

How long will a 2021 BMW M340i last?

AVOIR scores the 2021 BMW M340i's longevity 68/100 (good), estimated from high-mileage survival data and resale-panel evidence of how far these vehicles actually run.

What does it cost to own a 2021 BMW M340i?

AVOIR scores the 2021 BMW M340i on maintenance 41/100 and depreciation 63/100 — higher is better (lower real cost) — plus fuel, insurance and resale in the full breakdown above.

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AVOIR scores every vehicle across 7 ownership factors using EPA fuel-economy data, NHTSA safety & complaints, IIHS ratings, and a proprietary used-market resale panel.