"HDDs are today offered in two form factors: 2.5 inches and 3.5 inches, following the death of all the other ones.
No more 2.5-inch announcements
There was no internal 2.5-inch HDD announced at all since March 2018 by WD (a notebook HDD), since December 2017 by Toshiba and since May 2017 by Seagate (enterprise 10,000rpm devices). Per comparison 19 were released in year 2010 only. For 2.5-inch hybrid units integrating flash memories and disappearing, the last one was launched by WD in 2013..."
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