Drive comparison
ST16000NE000 vs ST16000NM000J
Seagate IronWolf Pro 16TB and Seagate Exos X18 16TB, compared using published manufacturer specifications.
Seagate
IronWolf Pro 16TB
ST16000NE000
SATA 6 Gb/s · 3.5-inch
$634.16
Amazon US · New listing ↗ASIN B07SJTST6T · as of Sep 12, 2026 11:43 UTC
Full specifications & all listings →
Seagate
Exos X18 16TB
ST16000NM000J
SATA 6 Gb/s · 3.5-inch
$711.00
Amazon US · New listing ↗ASIN B08JV7N6J1 · as of Sep 12, 2026 11:42 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?
- Sustained transfer (up to MB/s): ST16000NE000 lists 255; ST16000NM000J lists 270.
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 | ST16000NE000 | ST16000NM000J |
|---|---|---|
| Manufacturer | Seagate | Seagate |
| Product family | IronWolf Pro | Exos X18 |
| Model number | ST16000NE000 | ST16000NM000J |
| Capacity (TB) | 16 | 16 |
| RPM | 7200 | 7200 |
| Interface | SATA 6 Gb/s | SATA 6 Gb/s |
| Recording | CMR | Not recorded |
| Cache (MB) | 256 | 256 |
| Form factor | 3.5-inch | 3.5-inch |
| Power-on hours per year | 8760 | 8760 |
| Workload rating (TB/year) | 300 | Not recorded |
| Average operating power (W) | 7.6 | 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) | 255 | 270 |
| Average idle power (W) | Not recorded | 5.1 |
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
ST16000NE000
Seagate IronWolf Pro manufacturer specifications ↗ · pages 3
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.
ST16000NM000J
Seagate Exos X18 manufacturer specifications ↗ · pages 2
Reviewed 2026-09-07. Published specifications; no independent benchmark or failure-rate claim.