Nagios vs. Checkmk
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | Nagios | Checkmk |
|---|---|---|
| Avg. rating | 4.4 | 4.7 |
| Total reviews | 89 | 306 |
| Review growth (QoQ) | — | -72.7% |
| Products on G2 | 2 | 1 |
| Categories covered | 4 | 13 |
| Best category rank | #20 in Server Monitoring | #2 in Hardware Monitoring |
| Small Business | 13.5% | 19.9% |
| Mid-Market | 60.7% | 40.2% |
| Enterprise | 25.8% | 39.9% |