Verdict

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

ST12000NM001G
Seagate Exos X16 · 12TB · Enterprise
No CA price yet
ST12000NT001
Seagate IronWolf Pro · 12TB · NAS-Pro
C$635 (C$52.92/TB)

Value at a glance

Price / TB
ST12000NM001G $39.71
ST12000NT001 $38.33
Capacity
ST12000NM001G 12 TB
ST12000NT001 12 TB
Noise (idle)
ST12000NM001G 29 dB
ST12000NT001 28 dB

Price history · CA, cheapest per day

ST12000NT001 C$635
zoomed · drag to zoom
C$635 C$462 C$290 Aug 2024 Dec 2024 May 2025 Oct 2025 Mar 2026 Aug 2026
ST12000NM001G ST12000NT001
Capacity 12 TB 12 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class Enterprise NAS-Pro
Spindle speed 7200 RPM 7200 RPM
Cache 256 MB 256 MB
Noise (idle) 29 dB 28 dB
Fill Helium Helium
Interface SATA SATA
Failure rate (AFR) 0.97% -
Price / TB $39.71 $38.33
Buy No CA price yet
C$635
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.

ST12000NM001G

0.97% AFR vs 1.34% fleet avg

95% CI 0.83-1.14%

13,216 drives · ~16,448 drive-years · 160 failures · Backblaze thru Q1 2026

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

ST12000NT001

No Backblaze failure data for this model.

5yr warranty · 300 TB/yr rated · 1,200,000h MTBF