Mercer | Mettl vs. CodeSignal
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | Mercer | Mettl | CodeSignal |
|---|---|---|
| Avg. rating | 4.4 | 4.5 |
| Total reviews | 522 | 1,408 |
| Review growth (QoQ) | — | -100.0% |
| Products on G2 | 2 | 1 |
| Categories covered | 5 | 10 |
| Best category rank | #7 in Online Proctoring | #3 in AI Interview Agent |
| Small Business | 14.9% | 48.5% |
| Mid-Market | 54.6% | 21.0% |
| Enterprise | 30.5% | 30.5% |