Drive comparison
ST1000VN008 vs ST1000VNZ02
Seagate IronWolf 1TB and Seagate IronWolf 1TB, compared using published manufacturer specifications.
Seagate
IronWolf 1TB
ST1000VN008
SATA 6 Gb/s · 3.5-inch
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IronWolf 1TB
ST1000VNZ02
SATA 6 Gb/s · 3.5-inch
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What differs between these models?
- Cache (MB): ST1000VN008 lists 256; ST1000VNZ02 lists 64.
- Rotational vibration sensors: ST1000VN008 lists Yes; ST1000VNZ02 lists No.
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 | ST1000VN008 | ST1000VNZ02 |
|---|---|---|
| Manufacturer | Seagate | Seagate |
| Product family | IronWolf | IronWolf |
| Model number | ST1000VN008 | ST1000VNZ02 |
| Capacity (TB) | 1 | 1 |
| RPM | 5400 | Not recorded |
| Interface | SATA 6 Gb/s | SATA 6 Gb/s |
| Recording | CMR | Not recorded |
| Cache (MB) | 256 | 64 |
| Form factor | 3.5-inch | 3.5-inch |
| Average idle power (W) | 2.8 | Not recorded |
| Power-on hours per year | 8760 | Not recorded |
| Workload rating (TB/year) | 180 | Not recorded |
| Average operating power (W) | 3.1 | Not recorded |
| Rotational vibration sensors | Yes | No |
| Manufacturer limited warranty | 3 years (eligible new drives) | Not recorded |
| Sustained transfer (up to MB/s) | 180 | Not recorded |
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
ST1000VN008
Seagate IronWolf manufacturer specifications ↗ · pages 4
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
ST1000VNZ02
Seagate IronWolf manufacturer specifications ↗
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.