Verdict

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

HAT5320-24T
Synology Enterprise Series · 24TB · Enterprise
No UK price yet
ST24000NM002H
Seagate Exos X24 · 24TB · Enterprise
£1,206 (£50.26/TB)

Value at a glance

Capacity
HAT5320-24T 24 TB
ST24000NM002H 24 TB

Price history · UK, cheapest per day

ST24000NM002H £1,206
zoomed · drag to zoom
£1,226 £1,038 £849 Jun 8 Jun 18 Jun 28 Jul 8 Jul 18 Jul 28
HAT5320-24T ST24000NM002H
Capacity 24 TB 24 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class Enterprise Enterprise
Spindle speed 7200 RPM 7200 RPM
Cache 1024 MB 512 MB
Noise (idle) - 30 dB
Fill Helium Helium
Interface SATA SATA
Failure rate (AFR) - 2.91%
Price / TB - $40.00
Buy No UK price yet
£1,206
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.

HAT5320-24T

No Backblaze failure data for this model.

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

ST24000NM002H

2.91% AFR vs 1.34% fleet avg

95% CI 2.54-3.32%

9,605 drives · ~7,565 drive-years · 220 failures · Backblaze thru Q1 2026

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