Drive comparison
ST6000NE000 vs WD6003FFBX
Seagate IronWolf Pro 6TB and Western Digital WD Red Pro 6TB, compared using published manufacturer specifications.
Seagate
IronWolf Pro 6TB
ST6000NE000
SATA 6 Gb/s · 3.5-inch
$474.00
Amazon US · New listing ↗ASIN B07SZ3FM44 · as of Sep 12, 2026 11:46 UTC
Full specifications & all listings →Western Digital
WD Red Pro 6TB
WD6003FFBX
SATA 6Gb/s · 3.5-inch
No verified exact-model Amazon listing yet.
Full specifications & all listings →As an Amazon Associate I earn from qualifying purchases. Match the selected variant, condition and seller terms before ordering.
What differs between these models?
- Interface: ST6000NE000 lists SATA 6 Gb/s; WD6003FFBX lists SATA 6Gb/s.
- Workload rating (TB/year): ST6000NE000 lists 300; WD6003FFBX lists 550.
- Sustained transfer (up to MB/s): ST6000NE000 lists 220; WD6003FFBX lists 238.
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 | ST6000NE000 | WD6003FFBX |
|---|---|---|
| Manufacturer | Seagate | Western Digital |
| Product family | IronWolf Pro | WD Red Pro |
| Model number | ST6000NE000 | WD6003FFBX |
| Capacity (TB) | 6 | 6 |
| RPM | 7200 | 7200 |
| Interface | SATA 6 Gb/s | SATA 6Gb/s |
| Recording | CMR | CMR |
| Cache (MB) | 256 | 256 |
| Form factor | 3.5-inch | 3.5-inch |
| Power-on hours per year | 8760 | Not recorded |
| Workload rating (TB/year) | 300 | 550 |
| Average operating power (W) | 9.3 | Not recorded |
| Rotational vibration sensors | Yes | Not recorded |
| Manufacturer limited warranty | 5 years (eligible new drives) | 5 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 220 | 238 |
| Physical sector size (bytes) | Not recorded | 4096 |
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
ST6000NE000
Seagate IronWolf Pro manufacturer specifications ↗ · pages 5
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
WD6003FFBX
Western Digital WD Red Pro manufacturer datasheet ↗
Reviewed 2026-08-21. Published specifications; no independent benchmark or failure-rate claim.