Which one AI picks, and when.
Data as of Aug 1, 2026 · Based on 10 AI claims comparing the two · See how Parse measures this
Head to head
The two are furthest apart on strength, where Tenable Nessus leads by 12 points.
| Measure |  OpenVAS |  Tenable Nessus |
|---|---|---|
| Parse Score | 70 |
| 72 |
| Strength (widest gap) | 52 | 64 |
|---|
| Reach | 58 | 62 |
|---|
| Authority | 54 | 53 |
|---|
