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Toshiba MG08ACA16TE 16 TB failure rate and reliability

B Grade B: Good

Backblaze logged 22,458 drive-years on the Toshiba MG08ACA16TE from Q1 2023 to Q3 2026, with 6,170 in service at the end of that period. In that time 257 drives failed, an annualised failure rate of 1.14%.

That is 25% lower than the 1.52% average across every drive in the same data, which earns it grade B (good).

Among the 8 graded 16 TB hard drives it ranks 5 of 8 for reliability.

The rate has been steady: 1.23% over the latest 8 quarters against 1.05% before.

Failure rate / year

1.14%

Average, all drives

1.52%

Drives in use

6,170

Drive-years

22,458

Failures

257

Capacity

16 TB

Type

HDD

Model number

MG08ACA16TE

Failure rate by quarter

Single quarters with few drive-days swing widely; the overall figure above is the dependable one.

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