Verdict

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

HDWG51G
Toshiba N300 · 16TB · NAS
$879 ($54.94/TB)
ST16000VE002
Seagate SkyHawk AI · 16TB · Surveillance
$725 ($45.31/TB)

Value at a glance

Price / TB
HDWG51G $40.26
ST16000VE002 $32.92
Capacity
HDWG51G 16 TB
ST16000VE002 16 TB

Price history

US · cheapest per day

HDWG51G $879 ST16000VE002 $725
zoomed · drag to zoom
$1,038 $624 $210 Sep 2024 Jan 2025 Jun 2025 Nov 2025 Apr 2026 Sep 2026
HDWG51G ST16000VE002
Capacity 16 TB 16 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class NAS Surveillance
Spindle speed 7200 RPM 7200 RPM
Cache 512 MB 256 MB
Noise (idle) 20 dB -
Fill Helium Helium
Interface SATA SATA
Failure rate (AFR) - -
Price / TB $40.26 $32.92
Buy
$879
View at Amazon →
$725
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.

HDWG51G

No Backblaze failure data for this model.

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

ST16000VE002

No Backblaze failure data for this model.

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