HDWR31G vs ST14000NM0018
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
HDWR31G
14 TB
ST14000NM0018
14 TB
Price history
UK · cheapest per day
HDWR31G £470
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| HDWR31G | ST14000NM0018 | |
|---|---|---|
| Capacity | 14 TB | 14 TB |
| Recording tech | CMR | CMR |
| RAID / NAS safe | Yes | Yes |
| Class | Desktop | 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) | - | 5.23% |
| Price / TB | $34.70 | - |
| Buy |
£470
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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.
HDWR31G
No Backblaze failure data for this model.
2yr warranty
ST14000NM0018
5.23% AFR vs 1.34% fleet avg
95% CI 4.17-6.49%
1,251 drives · ~1,586 drive-years · 83 failures · Backblaze thru Q1 2026