Verdict

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

MG10AFA22TE
Toshiba MG10 · 22TB · Enterprise
$796 ($36.18/TB)
WD221KFGX
WD Red Pro · 22TB · NAS-Pro
$970 ($44.09/TB)

Value at a glance

Price / TB
MG10AFA22TE $36.18
WD221KFGX $44.09
Capacity
MG10AFA22TE 22 TB
WD221KFGX 22 TB
Noise (idle)
MG10AFA22TE 20 dB
WD221KFGX 20 dB

Price history

US · cheapest per day

MG10AFA22TE $796 WD221KFGX $970
zoomed · drag to zoom
$1,284 $827 $370 Sep 2024 Jan 2025 Jun 2025 Nov 2025 Apr 2026 Sep 2026
MG10AFA22TE WD221KFGX
Capacity 22 TB 22 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class Enterprise NAS-Pro
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 $36.18 $44.09
Buy
$796
View at Amazon →
$970
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.

MG10AFA22TE

No Backblaze failure data for this model.

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

WD221KFGX

No Backblaze failure data for this model.

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