# New study finds HGST, WD hard drives fail less often than Seagate and Toshiba

> **Open Intelligence Dossier** · First detected: 2026-08-17 05:07 UTC · Category: Technology

## Executive Summary
A peer-reviewed study of 443,000 data center drives reveals that HGST and WD hard drives exhibit significantly lower failure rates than Seagate and Toshiba.

## Intelligence Brief
A comprehensive peer-reviewed study has analyzed the durability of 443,000 hard drives used in data centers to determine manufacturer reliability. According to the findings reported by Tom's Hardware, the research tracked 1.66 million drive-years of data to establish failure trends among major brands. The results indicate that HGST and Western Digital (WD) drives are the most durable options available, while Toshiba drives are ranked as the least reliable in the study. The data shows a clear divide in performance between the top-performing brands and those with higher failure rates. Coverage from Tom's Hardware emphasizes that hard drives from Seagate and Toshiba fail at approximately twice the rate of those produced by WD and HGST. Other outlets, including TechSpot and Blocks & Files, have focused on the revelation of these specific manufacturer failure rates to the public.


Finance.biggo.com highlights that the study spanned a 12-year period, providing a long-term perspective on hardware stability. The reports collectively underscore a significant disparity in reliability that affects large-scale data center operations and individual hardware choices. Context provided by Korben suggests a broader industry trend where hard drives are becoming increasingly reliable over time. This long-term improvement occurs against the backdrop of a study that utilized a massive sample size of nearly half a million drives. Understanding these failure rates is critical for data center management, where the scale of 1.66 million drive-years demonstrates the impact of hardware choice on system uptime. The distinction between HGST, WD, Seagate, and Toshiba serves as a benchmark for evaluating the physical longevity of high-capacity storage media.


Future attention will likely remain on the data provided by Backblaze, as Tom's Hardware specifically identifies these as Backblaze hard drives. Observers will monitor whether Seagate and Toshiba respond to the findings that their drives fail at double the rate of their competitors. The industry will continue to track if the trend of increasing reliability noted by Korben persists across all manufacturers. Because this study is peer-reviewed, its conclusions regarding the superiority of HGST and WD durability are expected to influence procurement strategies for data center infrastructure.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| finance.biggo.com | 12-Year Study of 443,000 Data Center Drives Finds HGST and WD Most Durable, Toshiba Trails | [Source Link](https://news.google.com/rss/articles/CBMidkFVX3lxTFB1SGRrUl85S1haMVFQZ2U5bWlPZVZxVC1VY2JFNTBOYTI4OE5jZTlCbVhpa1d6WmY1d3puLTA3amVDZl9CV3BmREJxUl9sTVlvX3JrZkFVQ0NsWWN0UHhRMG5TQmprV2JUQ25ZTEdmZTNTakpDclE?oc=5) |
| Blocks & Files | HDD failure rates by manufacturer revealed | [Source Link](https://news.google.com/rss/articles/CBMingFBVV95cUxNTEdZSDJ5Yzk2akxPM1JfbUhrRndrNDFKdVZ1OHEwX2tUSlZya2F1OGFyeGJualQwbVY5cWlPSktSMzR6a19LUnZteGJRRWFPYU9mMmtlVkVCXzV6SzI4alN5QlkxWUFKVGctLUpXX0NGcUdNUl9aeUVOenRPMkxfaVduUmN1Uzg0N3otNXN4MmtFVm1XMHdMbndZWFZqQQ?oc=5) |
| Korben | Hard drives are becoming more and more reliable | [Source Link](https://news.google.com/rss/articles/CBMib0FVX3lxTE5yN3JKWl9ObG04SmY0dGZabnkwYWsxU1FwWTFadGRja3E5WTBIVGJWSG5zbVpFZkptTUxFcmw2SXEzeG1JWHJVTERmVmlVRzZpeVBsTkdBTFBNeWpIRUlBbDVqWTFud19oSHNsUkh0OA?oc=5) |
| Tom's Hardware | Peer-reviewed study of 443,000 Backblaze hard drives ranks HGST most reliable and Toshiba the least — Analysis of 1.66 million drive-years finds Seagate and Toshiba HDDs fail at roughly twice the rate of WD and HGST | [Source Link](https://news.google.com/rss/articles/CBMi1AFBVV95cUxNZU43VTZ1S1hFWm1fRzhZRDZ5LWpMcTVwRjE4dzVmYjNaWWNKSVgwUldyT2RHVjRGaWRYbC0tbGVYWUJOT2k1LTNsa0xKZ3pyakNRRC1PYlJPeWJ1Q0Qzb29rTEZ1ZW9pRThOT203Si12YUZaVG4xSFdrbkZtVl9rZGFNRTFqcEZMc2V6Snk3MGtBYTRvVWJJWVhGSVYzVmdhV01EazBfODlyWmF0dVQ1Q3dFMW5rYWhOWWk2NEM4NktGbjJfWE0wLW5mWnB0S0JBVHp6RA?oc=5) |
| TechSpot | New study finds HGST, WD hard drives fail less often than Seagate and Toshiba | [Source Link](https://news.google.com/rss/articles/CBMiigFBVV95cUxNM3p6d3pvRldWYTgzME1ZRlRHVVdIWm54NEFIR00wTkRtZGJjOEZ6Z1N0eGJkckpMMVdaMlNjZUlZNzVPbDJxT2hHNjcwNWYzREJvTi00NEIzeE5xS0FtREpzNWJybEN3T2JlUmRnTkZWc0wyMVZ1S3VEV0hRN1poRFhSNXZzb1JybWc?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-08-17/new-study-finds-hgst-wd-hard-drives-fail-less-often-than-seagate-and-toshiba*