Verdict

These are closely matched NAS drives of the same capacity - decide on price and warranty. Check the live $/TB above.

HAT5300-12T
Synology Enterprise Series · 12TB · Enterprise
€919 (€76.58/TB)
ST12000NM0007
Seagate Exos X12 · 12TB · Enterprise
No ES price yet

Value at a glance

Capacity
HAT5300-12T 12 TB
ST12000NM0007 12 TB

Price history

ES · cheapest per day

HAT5300-12T €919
zoomed · drag to zoom
€919 Aug 3 Aug 18 Sep 3 Sep 19 Oct 5 Oct 21
HAT5300-12T ST12000NM0007
Capacity 12 TB 12 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class Enterprise Enterprise
Spindle speed 7200 RPM 7200 RPM
Cache 256 MB 256 MB
Noise (idle) - -
Fill Helium Helium
Interface SATA SATA
Failure rate (AFR) - 2.25%
Price / TB $80.91 -
Buy
€919
View at Amazon →
No ES price yet

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.

HAT5300-12T

No Backblaze failure data for this model.

5yr warranty · 550 TB/yr rated · 2,500,000h MTBF

ST12000NM0007

2.25% AFR vs 1.41% fleet avg

95% CI 2.16-2.34%

972 drives · ~102,502 drive-years · 2307 failures · Backblaze lifetime Q2 2026