Fiserv vs. Block
Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.
| Metric | Fiserv | Block |
|---|---|---|
| Avg. rating | 3.9 | 4.5 |
| Total reviews | 140 | 2,000 |
| Review growth (QoQ) | -100.0% | -91.9% |
| Products on G2 | 3 | 9 |
| Categories covered | 5 | 27 |
| Best category rank | #6 in Financial Consulting | #1 in Retail POS |
| Small Business | 64.9% | 85.6% |
| Mid-Market | 20.1% | 10.5% |
| Enterprise | 14.9% | 3.9% |