Four vs Visa
Head-to-head usage across the sites we track.
Top sites by authority
Four · Visa · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
13
Open Page Rank 8+
1
146
Open Page Rank 7+
1
520
Open Page Rank 6+
1
1,052
Open Page Rank 5+
1
2,068
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Four · Visa · share of sites in each country using one or the other
United States
57
124,674
United Kingdom
8
48,897
Germany
4
35,257
Canada
14
34,451
Australia
5
31,989
France
4
28,563
Italy
5
22,223
India
9
21,640
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Four | Visa |
|---|---|---|
| LCP | 1.6 s | 1.4 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 500 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.