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What are the differences between 2.5" and 3.5" hard disks?
Fresh6 days ago
Mar 15, 2026266180 viewsConfidence Score0%
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What does the 2.5"/3.5" value indicate? The thickness? I want one of my friends to buy 1TB hard disk for me. I know I want a 1TB capacity and 7200rpm, but don't know how to choose between 2.5" and 3.5"; I am worried that the 3.5" drive may be physically too big. Also, aside from the measurements, a…
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Fix for: What are the differences between 2.5" and 3.5" hard disks?
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The 2.5 and 3.5 are inches and they usually designate the diameter of the disk itself and not the housing. The enclosure will (of course) always be larger than that. 1.8 inch: Outer measure 2.12 in × 0.314 in × 2.795 in (54 mm × 8 mm × 71 mm). These…
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