According to BackBlaze&#x27;s data set, Western Digital are the least reliable: <a href="https:&#x2F;&#x2F;www.backblaze.com&#x2F;blog&#x2F;hard-drive-reliability-q4-2015&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.backblaze.com&#x2F;blog&#x2F;hard-drive-reliability-q4-201...</a><p>Seagate and Toshiba tie for 2nd, but HGST drives are <i>by far and away</i> the most reliable.