Best 14TB NAS hard drives
We track 12 currently-sold 14TB NAS drives from WD, Toshiba and Seagate, ranked by real-world failure rate. The lowest measured annualized failure rate is the WD Ultrastar DC HC530 WUH721414ALE6L4 at 0.72% (Backblaze Drive Stats). Best value is the Seagate ST14000NM001G at about $28.42/TB.
| Drive | Capacity | Tech | Class | Interface | AFR | C$/TB | Price | |
|---|---|---|---|---|---|---|---|---|
| 1 |
WUH721414ALE6L4 WD Ultrastar DC HC530
|
14 TB | CMR | Enterprise | SATA | 0.72% | C$63.40 | C$888 |
| 2 |
MG07ACA14TE Toshiba MG07
|
14 TB | CMR | Enterprise | SATA | 1.16% | - | - |
| 3 |
ST14000NM001G Seagate Exos X16
|
14 TB | CMR | Enterprise | SATA | 1.24% | C$38.93 | C$545 |
| 4 |
WD140EFGX WD Red Plus
|
14 TB | CMR | NAS | SATA | - | - | - |
| 5 |
WD142KFGX WD Red Pro
|
14 TB | CMR | NAS-Pro | SATA | - | C$61.43 | C$860 |
| 6 |
WD142KRYZ WD Gold
|
14 TB | CMR | Enterprise | SATA | - | C$66.65 | C$933 |
| 7 |
WUH721414AL5204 WD Ultrastar DC HC530
|
14 TB | CMR | Enterprise | SAS | - | C$63.11 | C$884 |
| 8 |
WD141PURP WD Purple Pro
|
14 TB | CMR | Surveillance | SATA | - | C$73.07 | C$1,023 |
| 9 |
ST14000NT001 Seagate IronWolf Pro
|
14 TB | CMR | NAS-Pro | SATA | - | C$63.95 | C$895 |
| 10 |
HDWG31G Toshiba N300
|
14 TB | CMR | NAS | SATA | - | C$76.36 | C$1,069 |
| 11 |
MG07SCA14TE Toshiba MG07
|
14 TB | CMR | Enterprise | SAS | - | C$57.40 | C$804 |
| 12 |
HDWR31G Toshiba X300
|
14 TB | CMR | Desktop | SATA | - | - | - |
WUH721414ALE6L4
CMR
WD Ultrastar DC HC530
Capacity14 TB
ClassEnterprise
Failure rate0.72%
Price / TBC$63.40
C$888best live price
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MG07ACA14TE
CMR
Toshiba MG07
Capacity14 TB
ClassEnterprise
Failure rate1.16%
Price / TB-
ST14000NM001G
CMR
Seagate Exos X16
Capacity14 TB
ClassEnterprise
Failure rate1.24%
Price / TBC$38.93
C$545best live price
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WD140EFGX
CMR
WD Red Plus
Capacity14 TB
ClassNAS
Failure rate-
Price / TB-
WD142KFGX
CMR
WD Red Pro
Capacity14 TB
ClassNAS-Pro
Failure rate-
Price / TBC$61.43
C$860best live price
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WD142KRYZ
CMR
WD Gold
Capacity14 TB
ClassEnterprise
Failure rate-
Price / TBC$66.65
C$933best live price
View on Amazon
WUH721414AL5204
CMR
WD Ultrastar DC HC530
Capacity14 TB
ClassEnterprise
Failure rate-
Price / TBC$63.11
C$884best live price
View on Amazon
WD141PURP
CMR
WD Purple Pro
Capacity14 TB
ClassSurveillance
Failure rate-
Price / TBC$73.07
C$1,023best live price
View on Amazon
ST14000NT001
CMR
Seagate IronWolf Pro
Capacity14 TB
ClassNAS-Pro
Failure rate-
Price / TBC$63.95
C$895best live price
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HDWG31G
CMR
Toshiba N300
Capacity14 TB
ClassNAS
Failure rate-
Price / TBC$76.36
C$1,069best live price
View on Amazon
MG07SCA14TE
CMR
Toshiba MG07
Capacity14 TB
ClassEnterprise
Failure rate-
Price / TBC$57.40
C$804best live price
View on Amazon
HDWR31G
CMR
Toshiba X300
Capacity14 TB
ClassDesktop
Failure rate-
Price / TB-
Ranked by measured failure rate (Backblaze AFR). $/TB uses the cheapest live price where available.
Every drive here is a CMR (RAID-safe) 14TB 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 14TB NAS drive?
- WD Ultrastar DC HC530 WUH721414ALE6L4 has the lowest Backblaze annualized failure rate at this capacity at the time of writing.
- Are 14TB NAS drives CMR or SMR?
- Every 14TB drive we recommend for NAS use is CMR (conventional recording), the RAID-safe choice. We exclude SMR drives from NAS picks.