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Toshiba P300 vs WD Blue 6TB

Get the WD Blue. It's confirmed CMR.

Compared on 10 specs from the makers' datasheets, and a group only gets a winner when the gap between the two is clear-cut.

Side by side

SpecToshiba P300WD Blue
Reliability Backblaze doesn't run either
Backblaze failure rateLifetime, 95% interval in brackets No data No data
Warranty and workload Level
Warranty 2 years 2 years
Workload ratingReads and writes a year Not stated Not stated
Where it fits WD Blue wins
Line Desktop Desktop
Rated NAS bays Not stated Not stated
Recording SMR CMR (better)
Noise and speed Level
Spindle speedFaster reads quicker, slower is quieter 5,400 rpm 5,400 rpm
Noise on the datasheetIdle / seeking, the maker's figure 24 dB idle 23 / 27 dB
Power The Toshiba P300 draws less at idle
Power at idleMaker's average 2.68 W (better) 3.1 W
Power in useMaker's average 4.46 W 4.7 W

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