ZeroMQ vs. PubNub
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | ZeroMQ | PubNub |
|---|---|---|
| Avg. rating | 4.3 | 4.4 |
| Total reviews | 22 | 25 |
| Review growth (QoQ) | — | -100.0% |
| Products on G2 | 1 | 1 |
| Categories covered | 1 | 4 |
| Best category rank | #23 in Message Queue (MQ) | #12 in Event Stream Processing |
| Small Business | 45.5% | 52.0% |
| Mid-Market | 36.4% | 20.0% |
| Enterprise | 18.2% | 28.0% |