Independent testing
How much independent testing exists for each nas device
Of the 10 nas devices we track, 9 have been physically measured by at least one independent lab. Below is every one, ordered by how much independent hands-on evidence stands behind it — densest first.
A coverage record, not a ranking of which is best.
| Product | Independent labs | Metrics measured | Outlets on record |
|---|---|---|---|
| QNAP TS-264 | 2 | 3 | 2 |
| Ubiquiti UniFi UNAS Pro | 1 | 2 | 1 |
| UGREEN NASync DXP4800 Plus | 1 | 2 | 1 |
| ASUSTOR Lockerstor 4 Gen3 (AS6804T) | 1 | 1 | 1 |
| QNAP TS-464 | 1 | 1 | 1 |
| Synology DiskStation DS1522+ | 1 | 1 | 1 |
| Synology DiskStation DS224+ | 1 | 1 | 1 |
| Synology DiskStation DS923+ | 1 | 1 | 2 |
| Synology DiskStation DS925+ | 1 | 1 | 1 |
| Synology DiskStation DS1525+ | 0 | 0 | 1 |
Each figure is a count of what independent testers actually did — how we count. A low count means little independent evidence has been gathered yet, never that a product is worse. See also the NAS Devices buying guide and the reviewers we cite.