Best 1TB NAS hard drives
We track 3 currently-sold 1TB NAS drives from WD and Seagate, ranked by real-world failure rate. None have large-scale Backblaze failure data yet, so they are ranked on manufacturer class and specs. Best value is the Seagate ST1000VX013 at about $73.33/TB.
| Drive | Capacity | Tech | Class | Interface | AFR | €/TB | Price | |
|---|---|---|---|---|---|---|---|---|
| 1 |
WD1005FBYZ
WD Gold
|
1 TB | CMR | Enterprise | SATA | - | - | - |
| 2 |
ST1000VN002
Seagate IronWolf
|
1 TB | CMR | NAS | SATA | - | - | - |
| 3 |
ST1000VX013
Seagate SkyHawk
|
1 TB | CMR | Surveillance | SATA | - | €67.90 | €68 |
Ranked by measured failure rate (Backblaze AFR). $/TB shows once live prices are wired.
Every drive here is a CMR (RAID-safe) 1TB model in current production. For a NAS or RAID array, pick the lowest failure rate you can afford; enterprise drives (Exos, Ultrastar, MG) trade some noise and power draw for the longest workload ratings. See how to choose a NAS drive for the full rundown.
Frequently asked questions
- What is the most reliable 1TB NAS drive?
- None of the 1TB drives have large-scale Backblaze failure data yet; choose by manufacturer class and warranty.
- Are 1TB NAS drives CMR or SMR?
- Every 1TB drive we recommend for NAS use is CMR (conventional recording), the RAID-safe choice. We exclude SMR drives from NAS picks.