Letter AI vs. Seismic
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | Letter AI | Seismic |
|---|---|---|
| Avg. rating | 4.9 | 4.7 |
| Total reviews | 83 | 3,011 |
| Review growth (QoQ) | -68.8% | -82.8% |
| Products on G2 | 1 | 2 |
| Categories covered | 4 | 11 |
| Best category rank | #6 in AI Sales Roleplay Tools | #4 in Digital Sales Room |
| Small Business | 2.7% | 8.1% |
| Mid-Market | 67.1% | 41.1% |
| Enterprise | 30.1% | 50.8% |