Hot Take Cloud storage company releases its 2025 hard drive reliability report

[Parkinsond]

Backblaze just released its annual drive reliability report, with the company calculating an overall annualized failure rate (AFR) of 1.36% for 2025. The 1.36% AFR is the company’s best result since 2022, improving on 2025’s 1.57% AFR and the 1.70% AFR from the year before that.

Two units stood out with only one failure each for the entire year — the Seagate ST16000NM002J 16TB and the Western Digital WUH722626ALE6L4 26TB, although the latter has only been used for one quarter.

Backblaze reported three notable models that had high failure rates for the fourth quarter of 2025 — the HGST HUH728080ALE600 8TB (10.29%), the Seagate ST10000NM0086 10TB (5.23%), and the Toshiba MG08ACA16TEY 16TB (4.14%).

Cloud storage company releases its 2025 hard drive reliability report — overall Annualized Failure Rate drops to 1.36%, 21 percentage points lower than last year

Check out Backblaze's most reliable hard drives for 2025.

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