Mattermost vs. Quantum Workplace
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | Mattermost | Quantum Workplace |
|---|---|---|
| Avg. rating | 4.3 | 4.7 |
| Total reviews | 369 | 5,196 |
| Review growth (QoQ) | -83.3% | -61.5% |
| Products on G2 | 1 | 3 |
| Categories covered | 5 | 10 |
| Best category rank | #28 in Business Instant Messaging | #5 in Succession Planning |
| Small Business | 30.5% | 13.9% |
| Mid-Market | 36.5% | 62.7% |
| Enterprise | 33.0% | 23.4% |