Drive comparison
ST8000NE0021 vs WD80EFZZ
Seagate IronWolf Pro 8TB and Western Digital WD Red Plus 8TB, compared using published manufacturer specifications.
Seagate
IronWolf Pro 8TB
ST8000NE0021
SATA 6 Gb/s · 3.5-inch
No verified exact-model Amazon listing yet.
Full specifications & all listings →
Western Digital
WD Red Plus 8TB
WD80EFZZ
SATA 6Gb/s · 3.5-inch
$462.00
Amazon US · Used / renewed listing ↗ASIN B0788FH952 · as of Sep 12, 2026 10:56 UTC
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?
- RPM: ST8000NE0021 lists 7200; WD80EFZZ lists 5640.
- Interface: ST8000NE0021 lists SATA 6 Gb/s; WD80EFZZ lists SATA 6Gb/s.
- Manufacturer limited warranty: ST8000NE0021 lists 5 years (eligible new drives); WD80EFZZ 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 | ST8000NE0021 | WD80EFZZ |
|---|---|---|
| Manufacturer | Seagate | Western Digital |
| Product family | IronWolf Pro | WD Red Plus |
| Model number | ST8000NE0021 | WD80EFZZ |
| Capacity (TB) | 8 | 8 |
| RPM | 7200 | 5640 |
| Interface | SATA 6 Gb/s | SATA 6Gb/s |
| Form factor | 3.5-inch | 3.5-inch |
| Rotational vibration sensors | Yes | Not recorded |
| Manufacturer limited warranty | 5 years (eligible new drives) | 3 years (eligible new drives) |
| NAS bays | Not recorded | 8 |
| Recording | Not recorded | CMR |
| Cache (MB) | Not recorded | 128 |
| Workload rating (TB/year) | Not recorded | 180 |
| Physical sector size (bytes) | Not recorded | 4096 |
| Sustained transfer (up to MB/s) | Not recorded | 185 |
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
ST8000NE0021
Seagate IronWolf Pro manufacturer specifications ↗
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
WD80EFZZ
Western Digital WD Red Plus manufacturer datasheet ↗
Reviewed 2026-08-21. Published specifications; no independent benchmark or failure-rate claim.