WD Red Pro: the high-workload WD NAS drive
By Amara Okonkwo · Data checked by Owen Nakamura · Updated WD Red Pro is Western Digital's high-workload NAS drive: CMR, 7200 rpm, a 550 TB/yr rating and a 5-year warranty, in the large capacities up to 24 TB and beyond. It is the pick for a busy multi-user or business NAS, and the WD counterpart to Seagate's IronWolf Pro. The table shows current CA$/TB on Amazon.ca.
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When to choose Red Pro over Red Plus
Red Pro adds what a demanding NAS wants: 7200 rpm for higher sustained throughput, a 550 TB/yr workload rating (three times Red Plus), and a 5-year warranty. That combination suits a NAS several users hit at once, a business that needs the uptime, or a large array where a fast rebuild matters.
For a home file server, Red Plus is enough and quieter; the Pro premium is best spent when the workload or the capacity genuinely calls for it. Above 14 TB, Red Pro is also simply where WD's larger capacities live.
Red Pro vs IronWolf Pro
Both are 7200 rpm, 550 TB/yr, 5-year CMR drives — very evenly matched. Seagate's IronWolf Pro includes Rescue data recovery; WD's Red Pro is often a touch quieter and runs cooler in some reviews. In practice, buy whichever is cheaper per TB in the capacity you need. The live tables on both pages make that call easy.
WD Red Pro on Amazon.ca, by CA$/TB
WD Red Pro drives in stock on Amazon.ca, ranked by price per terabyte in CAD.
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Frequently asked questions
Is WD Red Pro CMR?
Yes — WD Red Pro is CMR, 7200 rpm, and rated for 550 TB/yr. It is a safe, high-workload NAS drive, unlike the plain WD Red (SMR). Both Red Plus and Red Pro are CMR.
WD Red Pro or WD Red Plus?
Red Pro for a busy or business NAS (7200 rpm, 550 TB/yr, 5-year warranty) or for capacities above ~14 TB; Red Plus for a quieter, cheaper home NAS at 180 TB/yr. Both are CMR.
WD Red Pro or Seagate IronWolf Pro?
Both are 7200 rpm, 550 TB/yr, 5-year CMR drives — closely matched. IronWolf Pro adds Rescue data recovery; Red Pro is sometimes quieter. Buy whichever is cheaper per TB in your capacity.
Amara Okonkwo works out what a NAS costs to run over a year on provincial Canadian hydro rates, and ranks drive prices by Canadian dollars per terabyte, using the site's Amazon.ca price sync.
Data checked by Owen Nakamura, Technical editor (data checking)