AVOIR

2005 BMW Z4 Roadster

Ownership intelligence · Two Seaters · Premium Gasoline
64
Average
High Risk
AVOIR Score out of 100
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Category Scores

Reliability 78
Longevity 76
Maintenance 59
Depreciation 52
Performance 55
Efficiency 37

Reliability & Ownership FAQ

Is the 2005 BMW Z4 Roadster reliable?

AVOIR rates the 2005 BMW Z4 Roadster's reliability 78/100 — good — from NHTSA recall counts, complaint density, and multi-year defect trends. Its overall AVOIR ownership score is 64/100 (Average).

How long will a 2005 BMW Z4 Roadster last?

AVOIR scores the 2005 BMW Z4 Roadster's longevity 76/100 (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 2005 BMW Z4 Roadster?

AVOIR scores the 2005 BMW Z4 Roadster on maintenance 59/100 and depreciation 52/100 — 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.