''The drive with the lowest AFR (0.28 percent) and at least 2.2 million drive days is Western Digital Corporation (WDC)'s 16TB WUH721816ALE6L4 (Backblaze has 14,098 units).''
''The model with the highest AFR (2.57 percent) and at least 2.2 million drive days is Seagate's 4TB ST4000DM000 (Backblaze had 18,070 units).''
''The model with the highest AFR (2.57 percent) and at least 2.2 million drive days is Seagate's 4TB ST4000DM000 (Backblaze had 18,070 units).''