Verdict

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

ST18000NM000J
Seagate Exos X18 · 18TB · Enterprise
C$829 (C$46.04/TB)
ST18000VE002
Seagate SkyHawk AI · 18TB · Surveillance
No CA price yet

Value at a glance

Capacity
ST18000NM000J 18 TB
ST18000VE002 18 TB

Price history · CA, cheapest per day

ST18000NM000J C$829 ST18000VE002 C$462
zoomed · drag to zoom
C$831 C$645 C$460 Aug 2024 Dec 2024 May 2025 Oct 2025 Mar 2026 Aug 2026
ST18000NM000J ST18000VE002
Capacity 18 TB 18 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class Enterprise Surveillance
Spindle speed 7200 RPM 7200 RPM
Cache 256 MB 256 MB
Noise (idle) 29 dB -
Fill Helium Helium
Interface SATA SATA
Failure rate (AFR) - -
Price / TB $33.61 -
Buy
C$829
View at Amazon →
No CA 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.

ST18000NM000J

No Backblaze failure data for this model.

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

ST18000VE002

No Backblaze failure data for this model.

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