If you're looking to buy a reliable hard drive, check these results out. Backblaze have tested 61,590 operational hard drives used to store encrypted customer data for reliability. According to the results they got, WD had the highest failure rate (6.55%), while the HGST disks proved to be the most reliable with the lowest failure rate at 1.03%. https://www.backblaze.com/blog/hard-drive-reliability-stats-q1-2016/
