Opstream vs. Stampli
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | Opstream | Stampli |
|---|---|---|
| Avg. rating | 4.8 | 4.6 |
| Total reviews | 22 | 2,084 |
| Review growth (QoQ) | -100.0% | +31.5% |
| Products on G2 | 1 | 1 |
| Categories covered | 5 | 12 |
| Best category rank | #10 in Procurement Orchestration | #3 in AP Automation |
| Small Business | 18.2% | 28.4% |
| Mid-Market | 59.1% | 63.3% |
| Enterprise | 22.7% | 8.4% |