AVOIR rates the 2025 BMW 840i Coupe's reliability 95/100 — excellent — from NHTSA recall counts, complaint density, and multi-year defect trends. Its overall AVOIR ownership score is 79/100 (Good).
AVOIR scores the 2025 BMW 840i Coupe'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 2025 BMW 840i Coupe on maintenance 65/100 and depreciation 100/100 — higher is better (lower real cost) — plus fuel, insurance and resale in the full breakdown above.
See all 2025 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.