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