HDWG31G vs ST14000NM000J
NAS drive head-to-head - specs, value and live price side by side.
Verdict
These are closely matched NAS drives of the same capacity - decide on price and warranty. Check the live $/TB above.
Value at a glance
Capacity
HDWG31G
14 TB
ST14000NM000J
14 TB
Price history
US · cheapest per day
HDWG31G $675
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| HDWG31G | ST14000NM000J | |
|---|---|---|
| Capacity | 14 TB | 14 TB |
| Recording tech | CMR | CMR |
| RAID / NAS safe | Yes | Yes |
| Class | NAS | Enterprise |
| Spindle speed | 7200 RPM | 7200 RPM |
| Cache | 256 MB | 256 MB |
| Noise (idle) | 20 dB | - |
| Fill | Helium | Helium |
| Interface | SATA | SATA |
| Failure rate (AFR) | - | 1.89% |
| Price / TB | $44.81 | - |
| Buy |
$675
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Highlighted cells mark the stronger spec for a NAS build. Failure rates from Backblaze Drive Stats where available; $/TB uses the cheapest live price. Buy links are Amazon affiliate.
HDWG31G
No Backblaze failure data for this model.
3yr warranty · 180 TB/yr rated · 1,000,000h MTBF
ST14000NM000J
1.89% AFR vs 1.34% fleet avg
95% CI 0.81-3.73%
433 drives · ~423 drive-years · 8 failures · Backblaze thru Q1 2026
5yr warranty · 550 TB/yr rated · 2,500,000h MTBF