Certinia vs. Deltek
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | Certinia | Deltek |
|---|---|---|
| Avg. rating | 4.1 | 4.2 |
| Total reviews | 1,150 | 3,072 |
| Review growth (QoQ) | -83.3% | -12.3% |
| Products on G2 | 3 | 12 |
| Categories covered | 10 | 19 |
| Best category rank | #10 in Customer Success | #1 in Project-Based ERP |
| Small Business | 17.0% | 29.5% |
| Mid-Market | 56.5% | 50.8% |
| Enterprise | 26.5% | 19.7% |