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Toshiba MG09 vs WD Red Pro 16TB

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

Compared on 10 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 MG09WD Red Pro
Reliability Only the Toshiba MG09 is in Backblaze's data
Backblaze failure rateLifetime, 95% interval in brackets 1.29% (0.47%–2.81%) 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
Noise on the datasheetIdle / seeking, the maker's figure 20 dB idle 20 / 36 dB
Power The WD Red Pro draws less at idle
Power at idleMaker's average 4.16 W 3.6 W (better)
Power in useMaker's average 8.35 W 6.1 W (better)

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