Drive comparison
ST6000DM001 vs WD6004FZWX
Seagate Desktop HDD 6TB and Western Digital WD_BLACK 6TB, compared using published manufacturer specifications.
Seagate
Desktop HDD 6TB
ST6000DM001
SATA 6 Gb/s · 3.5-inch
$244.00
Amazon US · New listing ↗ASIN B013JPKYQC · as of Sep 12, 2026 11:46 UTC
Full specifications & all listings →Western Digital
WD_BLACK 6TB
WD6004FZWX
SATA 6Gb/s · 3.5-inch
Check current Amazon price
Amazon US · Verified product · check availability and condition on Amazon ↗ASIN B0CL4KJVJF
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What differs between these models?
- Interface: ST6000DM001 lists SATA 6 Gb/s; WD6004FZWX lists SATA 6Gb/s.
- Manufacturer limited warranty: ST6000DM001 lists 2 years (eligible new drives); WD6004FZWX lists 5 years (eligible new drives).
- Sustained transfer (up to MB/s): ST6000DM001 lists 220; WD6004FZWX lists 229.
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 | ST6000DM001 | WD6004FZWX |
|---|---|---|
| Manufacturer | Seagate | Western Digital |
| Product family | Desktop HDD | WD_BLACK |
| Model number | ST6000DM001 | WD6004FZWX |
| Capacity (TB) | 6 | 6 |
| Interface | SATA 6 Gb/s | SATA 6Gb/s |
| Cache (MB) | 128 | 128 |
| Form factor | 3.5-inch | 3.5-inch |
| Load/unload cycles | 300000 | Not recorded |
| Average idle power (W) | 7.2 | Not recorded |
| Power-on hours per year | 2400 | Not recorded |
| Workload rating (TB/year) | 55 | Not recorded |
| Average operating power (W) | 9 | Not recorded |
| Manufacturer limited warranty | 2 years (eligible new drives) | 5 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 220 | 229 |
| RPM | Not recorded | 7200 |
| Recording | Not recorded | CMR |
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
ST6000DM001
Seagate Desktop HDD manufacturer specifications ↗ · pages 2
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
WD6004FZWX
Western Digital WD_BLACK manufacturer datasheet ↗
Reviewed 2026-08-21. Published specifications; no independent benchmark or failure-rate claim.