Seagate Exos X20z 20TB Host-Managed SMR (ST20000NM001J)
Seagate · MPN ST20000NM001J
⚠ Host-managed SMR — specialized data-center drive
Specialized host-managed SMR drive for data-center use — NOT a drop-in desktop or NAS drive. It requires a zoned-storage-aware software stack (zone management, write ordering, an SMR-aware filesystem). Don't buy it for a normal Windows PC, Synology/QNAP, or Unraid setup unless your storage software explicitly supports zoned devices.
Specs
Specs unverified- Capacity
- 20 TB
- Class
- ENTERPRISE
- Recording
- SMR
- RPM
- 7,200
- Cache
- 256 MB
- Form factor
- 3.5"
- Interface
- SATA 6Gb/s
- Warranty
- 5 years
- Workload
- 550 TB/yr rated
Use-case fit
- backup
- cold archive
- homelab
Live offers(3 retailers)
Price ratings compare a drive against its own price history and the other listings of that same drive — not against other drives. The $/TB badge is the cross-drive comparison. Neither is a compatibility or reliability recommendation.
- ServerPartDealsSeller RefurbishedAverage pricefor this drive· 55
Why this DealScore? (55/100 — Average price for this drive)▾
DealScore rates only whether the price is good right now (0–100), and only for this drive: it blends this listing's own price history with the other live listings of the same model. It is not a comparison against other drives — the $/TB badge does that — and use-case fit (NAS-Safe) and seller risk are scored separately.
Price assessment only — not a compatibility or reliability recommendation.
- Historical price position36/100×60%
21 price points
- Market price position83/100×40%
3 comparable listings
$25.95/TB — pricier than 64% of its own price history; beats 83% of comparable listings on $/TB.
↑ $53.01 (+11.4%)$519.00$25.95/TB - ServerPartDealsNewExpensivefor this drive· 29
Why this DealScore? (29/100 — Expensive for this drive)▾
DealScore rates only whether the price is good right now (0–100), and only for this drive: it blends this listing's own price history with the other live listings of the same model. It is not a comparison against other drives — the $/TB badge does that — and use-case fit (NAS-Safe) and seller risk are scored separately.
Price assessment only — not a compatibility or reliability recommendation.
- Historical price position15/100×60%
27 price points
- Market price position50/100×40%
3 comparable listings
$27.45/TB — pricier than 85% of its own price history; beats 50% of comparable listings on $/TB.
↑ $79.00 (+16.8%)$549.00$27.45/TB - eBayOpen boxSeller risk: lowAverage pricefor this drive· 55
Why this DealScore? (55/100 — Average price for this drive)▾
DealScore rates only whether the price is good right now (0–100), and only for this drive: it blends this listing's own price history with the other live listings of the same model. It is not a comparison against other drives — the $/TB badge does that — and use-case fit (NAS-Safe) and seller risk are scored separately.
Price assessment only — not a compatibility or reliability recommendation.
- Historical price position81/100×60%
8 price points
- Market price position17/100×40%
3 comparable listings
$34.20/TB — cheaper than 81% of its own price history; beats 17% of comparable listings on $/TB.
↑ $125.00 (+22.4%)$684.00$34.20/TB
Prices snapshotted daily. See our scoring methodology.