Verdict

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

WD102KFBX
WD Red Pro · 10TB · NAS-Pro
€570 (€57.00/TB)
WD102KRYZ
WD Gold · 10TB · Enterprise
No FR price yet

Value at a glance

Price / TB
WD102KFBX $51.04
WD102KRYZ $55.08
Capacity
WD102KFBX 10 TB
WD102KRYZ 10 TB
Noise (idle)
WD102KFBX 20 dB
WD102KRYZ 20 dB

Price history

FR · cheapest per day

WD102KFBX €570 WD102KRYZ €777
zoomed · drag to zoom
€778 €524 €271 Sep 2024 Feb 2025 Jul 2025 Nov 2025 Apr 2026 Sep 2026
WD102KFBX WD102KRYZ
Capacity 10 TB 10 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class NAS-Pro Enterprise
Spindle speed 7200 RPM 7200 RPM
Cache 256 MB 256 MB
Noise (idle) 20 dB 20 dB
Fill Helium Helium
Interface SATA SATA
Failure rate (AFR) - -
Price / TB $51.04 $55.08
Buy
€570
View at Amazon →
No FR 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.

WD102KFBX

No Backblaze failure data for this model.

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

WD102KRYZ

No Backblaze failure data for this model.

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