Best 6TB NAS hard drives
We track 11 currently-sold 6TB NAS drives from WD, Seagate, Toshiba and Synology, 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 ST6000NT001 at about $50.80/TB.
* Shown as a full table on desktop, and as cards on tablet and phone.
| Drive | Capacity | Tech | Class | Interface | AFR | £/TB | Price | |
|---|---|---|---|---|---|---|---|---|
| 1 |
WD60EFPX WD Red Plus
|
6 TB | CMR | NAS | SATA | - | £73.98 | £444 |
| 2 |
WD6005FFBX WD Red Pro
|
6 TB | CMR | NAS-Pro | SATA | - | £54.96 | £330 |
| 3 |
WD6004FRYZ WD Gold
|
6 TB | CMR | Enterprise | SATA | - | £81.66 | £490 |
| 4 |
ST6000VN006 Seagate IronWolf
|
6 TB | CMR | NAS | SATA | - | £40.83 | £245 |
| 5 |
ST6000NT001 Seagate IronWolf Pro
|
6 TB | CMR | NAS-Pro | SATA | - | £40.00 | £240 |
| 6 |
ST6000VX009 Seagate SkyHawk
|
6 TB | CMR | Surveillance | SATA | - | £41.67 | £250 |
| 7 |
HDWG460 Toshiba N300
|
6 TB | CMR | NAS | SATA | - | £53.33 | £320 |
| 8 |
MG06ACA600E Toshiba MG06
|
6 TB | CMR | Enterprise | SATA | - | - | - |
| 9 |
HDWR460 Toshiba X300
|
6 TB | CMR | Desktop | SATA | - | £66.48 | £399 |
| 10 |
WD60EZAX WD Blue
|
6 TB | CMR | Desktop | SATA | - | £43.67 | £262 |
| 11 |
HAT3300-6T Synology Plus Series
|
6 TB | CMR | NAS | SATA | - | £54.17 | £325 |
WD60EFPX
CMR
WD Red Plus
Capacity6 TB
ClassNAS
Failure rate-
Price / TB£73.98
£444best live price
View on Amazon
WD6005FFBX
CMR
WD Red Pro
Capacity6 TB
ClassNAS-Pro
Failure rate-
Price / TB£54.96
£330best live price
View on Amazon
WD6004FRYZ
CMR
WD Gold
Capacity6 TB
ClassEnterprise
Failure rate-
Price / TB£81.66
£490best live price
View on Amazon
ST6000VN006
CMR
Seagate IronWolf
Capacity6 TB
ClassNAS
Failure rate-
Price / TB£40.83
£245best live price
View on Amazon
ST6000NT001
CMR
Seagate IronWolf Pro
Capacity6 TB
ClassNAS-Pro
Failure rate-
Price / TB£40.00
£240best live price
View on Amazon
ST6000VX009
CMR
Seagate SkyHawk
Capacity6 TB
ClassSurveillance
Failure rate-
Price / TB£41.67
£250best live price
View on Amazon
HDWG460
CMR
Toshiba N300
Capacity6 TB
ClassNAS
Failure rate-
Price / TB£53.33
£320best live price
View on Amazon
MG06ACA600E
CMR
Toshiba MG06
Capacity6 TB
ClassEnterprise
Failure rate-
Price / TB-
HDWR460
CMR
Toshiba X300
Capacity6 TB
ClassDesktop
Failure rate-
Price / TB£66.48
£399best live price
View on Amazon
WD60EZAX
CMR
WD Blue
Capacity6 TB
ClassDesktop
Failure rate-
Price / TB£43.67
£262best live price
View on Amazon
HAT3300-6T
CMR
Synology Plus Series
Capacity6 TB
ClassNAS
Failure rate-
Price / TB£54.17
£325best live price
View on Amazon
Ranked by measured failure rate (Backblaze AFR). $/TB uses the cheapest live price where available.
Every drive here is a CMR (RAID-safe) 6TB 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 6TB NAS drive?
- None of the 6TB drives have large-scale Backblaze failure data yet; choose by manufacturer class and warranty.
- Are 6TB NAS drives CMR or SMR?
- Every 6TB drive we recommend for NAS use is CMR (conventional recording), the RAID-safe choice. We exclude SMR drives from NAS picks.