Epsilon vs. Insider One
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | Epsilon | Insider One |
|---|---|---|
| Avg. rating | 4.4 | 4.7 |
| Total reviews | 231 | 1,432 |
| Review growth (QoQ) | — | -64.5% |
| Products on G2 | 5 | 1 |
| Categories covered | 15 | 13 |
| Best category rank | #4 in Retail Media Advertising Platforms | #1 in E-Commerce Personalization |
| Small Business | 43.9% | 27.9% |
| Mid-Market | 43.9% | 45.7% |
| Enterprise | 12.3% | 26.4% |