Drive comparison
ST20000NE000 vs MN11ACA20TS
Seagate IronWolf Pro 20TB and Toshiba N300 20TB, compared using published manufacturer specifications.
Seagate
IronWolf Pro 20TB
ST20000NE000
SATA 6 Gb/s · 3.5-inch
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Full specifications & all listings →Toshiba
N300 20TB
MN11ACA20TS
SATA 6 Gb/s · 3.5-inch
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What differs between these models?
- Workload rating (TB/year): ST20000NE000 lists 300; MN11ACA20TS lists 180.
- Manufacturer limited warranty: ST20000NE000 lists 5 years (eligible new drives); MN11ACA20TS lists 3 years (eligible new drives).
A larger cache, higher RPM or higher advertised sequential speed alone does not establish which drive is better for your workload.
Specifications side by side
| Specification | ST20000NE000 | MN11ACA20TS |
|---|---|---|
| Manufacturer | Seagate | Toshiba |
| Product family | IronWolf Pro | N300 |
| Model number | ST20000NE000 | MN11ACA20TS |
| Capacity (TB) | 20 | 20 |
| RPM | 7200 | 7200 |
| Interface | SATA 6 Gb/s | SATA 6 Gb/s |
| Recording | CMR | CMR |
| Cache (MB) | 256 | Not recorded |
| Form factor | 3.5-inch | 3.5-inch |
| Power-on hours per year | 8760 | Not recorded |
| Workload rating (TB/year) | 300 | 180 |
| Average operating power (W) | 7.7 | Not recorded |
| Rotational vibration sensors | Yes | Not recorded |
| Manufacturer limited warranty | 5 years (eligible new drives) | 3 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 285 | Not recorded |
| Package / region | Not recorded | Bulk / EMEA |
Compatibility and buying checks
- Compare new and renewed offers separately. The manufacturer specification does not guarantee the warranty or return policy of a marketplace seller.
Manufacturer sources
ST20000NE000
Seagate IronWolf Pro manufacturer specifications ↗ · pages 2
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
MN11ACA20TS
Toshiba N300 manufacturer specifications ↗
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.