Jonas Construction Software 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 | Jonas Construction Software | Deltek |
|---|---|---|
| Avg. rating | 3.4 | 4.2 |
| Total reviews | 26 | 3,072 |
| Review growth (QoQ) | — | -12.3% |
| Products on G2 | 1 | 12 |
| Categories covered | 6 | 19 |
| Best category rank | #9 in HVAC | #1 in Project-Based ERP |
| Small Business | 38.5% | 29.5% |
| Mid-Market | 57.7% | 50.8% |
| Enterprise | 3.8% | 19.7% |