Verdict

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

HAT3310-16T
Synology Plus Series · 16TB · NAS
No UK price yet
WD161KRYZ
WD Gold · 16TB · Enterprise
No UK price yet

Value at a glance

Capacity
HAT3310-16T 16 TB
WD161KRYZ 16 TB
Noise (idle)
HAT3310-16T 20 dB
WD161KRYZ 20 dB

Price history · UK, cheapest per day

WD161KRYZ £1,081
zoomed · drag to zoom
£1,081 £611 £140 Aug 2024 Dec 2024 May 2025 Oct 2025 Feb 2026 Jul 2026
HAT3310-16T WD161KRYZ
Capacity 16 TB 16 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class NAS Enterprise
Spindle speed 7200 RPM 7200 RPM
Cache 512 MB 512 MB
Noise (idle) 20 dB 20 dB
Fill Helium Helium
Interface SATA SATA
Failure rate (AFR) - -
Price / TB - $53.13
Buy No UK price yet No UK 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.

HAT3310-16T

No Backblaze failure data for this model.

3yr warranty · 180 TB/yr rated · 1,200,000h MTBF

WD161KRYZ

No Backblaze failure data for this model.

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