Verdict

These are comparable NAS drives. The HDWG31G offers the most capacity (16TB), so it's the better value if you need the space; otherwise they're closely matched - decide on the live $/TB above.

HDWG31G
Toshiba N300 · 16TB · NAS
No FR price yet
ST14000NT001
Seagate IronWolf Pro · 14TB · NAS-Pro
€526 (€37.56/TB)

Value at a glance

Price / TB
HDWG31G $39.21
ST14000NT001 $40.37
Capacity
HDWG31G 16 TB
ST14000NT001 14 TB
Noise (idle)
HDWG31G 20 dB
ST14000NT001 28 dB

Price history

FR · cheapest per day

HDWG31G €695 ST14000NT001 €526
zoomed · drag to zoom
€709 €476 €244 Sep 2024 Feb 2025 Jul 2025 Dec 2025 Apr 2026 Sep 2026
HDWG31G ST14000NT001
Capacity 16 TB 14 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class NAS NAS-Pro
Spindle speed 7200 RPM 7200 RPM
Cache 512 MB 256 MB
Noise (idle) 20 dB 28 dB
Fill Helium Helium
Interface SATA SATA
Failure rate (AFR) - -
Price / TB $39.21 $40.37
Buy No FR price yet
€526
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.

HDWG31G

No Backblaze failure data for this model.

3yr warranty · 180 TB/yr rated · 1,000,000h MTBF

ST14000NT001

No Backblaze failure data for this model.

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