AVOIR rates the 1991 BMW 850i's reliability 91/100 — excellent — from NHTSA recall counts, complaint density, and multi-year defect trends. Its overall AVOIR ownership score is 66/100 (Average).
AVOIR scores the 1991 BMW 850i's longevity 80/100 (excellent), estimated from high-mileage survival data and resale-panel evidence of how far these vehicles actually run.
AVOIR scores the 1991 BMW 850i on maintenance 51/100 and depreciation 52/100 — higher is better (lower real cost) — plus fuel, insurance and resale in the full breakdown above.
See all 1991 BMW 8 Series trims & reliability scores.
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.