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Toshiba MG10 vs WD Red Pro 20TB

There's nothing clear-cut between them on paper, so buy whichever's cheaper on the day.

Compared on 7 specs from the makers' datasheets and Backblaze's failure data, and a group only gets a winner when the gap between the two is clear-cut.

Side by side

SpecToshiba MG10WD Red Pro
Reliability Only the Toshiba MG10 is in Backblaze's data
Backblaze failure rateLifetime, 95% interval in brackets 0.79% (0.68%–0.90%) No data
Warranty and workload Level
Warranty 5 years 5 years
Workload ratingReads and writes a year 550 TB/yr 550 TB/yr
Where it fits Level
Line Data-centre NAS Pro
Rated NAS bays Not stated Any number
Recording CMR CMR
Noise and speed Level
Spindle speedFaster reads quicker, slower is quieter 7,200 rpm 7,200 rpm

The Backblaze figures are lifetime annualised failure rates (Source: Backblaze), and we only call reliability when the two 95% intervals don't overlap.