ST14000NM001G vs WD141PURP
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
Price / TB
ST14000NM001G
$28.42
WD141PURP
$49.06
Capacity
ST14000NM001G
14 TB
WD141PURP
14 TB
Noise (idle)
ST14000NM001G
29 dB
WD141PURP
20 dB
Price history · CA, cheapest per day
ST14000NM001G C$545
WD141PURP C$1,023
zoomed ·
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| ST14000NM001G | WD141PURP | |
|---|---|---|
| Capacity | 14 TB | 14 TB |
| Recording tech | CMR | CMR |
| RAID / NAS safe | Yes | Yes |
| Class | Enterprise | Surveillance |
| Spindle speed | 7200 RPM | 7200 RPM |
| Cache | 256 MB | 512 MB |
| Noise (idle) | 29 dB | 20 dB |
| Fill | Helium | Helium |
| Interface | SATA | SATA |
| Failure rate (AFR) | 1.24% | - |
| Price / TB | $28.42 | $49.06 |
| Buy |
C$545
View at Amazon →
|
C$1,023
View at Amazon →
|
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.
ST14000NM001G
1.24% AFR vs 1.34% fleet avg
95% CI 1.06-1.45%
10,519 drives · ~13,134 drive-years · 163 failures · Backblaze thru Q1 2026
5yr warranty · 550 TB/yr rated · 2,500,000h MTBF
WD141PURP
No Backblaze failure data for this model.
5yr warranty · 550 TB/yr rated · 2,500,000h MTBF