22TB SAS 3.5in — Enterprise HDD Signals

2 models — Seagate, WD. OEM premium, spread, and liquidity from secondary market observations.

Data as of 2026-04-18

What do these badges mean?
High liquidity50+ observed listings in the last 30 days. Strong price signal.
Medium liquidity10–49 listings. Reasonable basis for benchmarking.
Directional onlyFewer than 5 listings. Treat as directional only — not a pricing benchmark.
Low liquidity5–9 listings. Price signal is weaker — use directionally.
EmergingNewly tracked class. Data still accumulating.
Coming soonPlanned for coverage. No pricing data yet.
SeagateExos X22
Seagate Exos X22 22TB SAS
Spread 10%4 obs· last seen 3d ago
Directional signal only — fewer than 5 observations
Directional only
WDUltrastar DC HC570
WD Ultrastar DC HC570 22TB SAS
Spread 10%4 obs· last seen 3d ago
Directional signal only — fewer than 5 observations
Directional only

Other SAS 3.5in capacities

6TB →8TB →14TB →16TB →18TB →20TB →

Related categories

Server Memory →Server CPUs →