Site Kit vs SiteVibes
Head-to-head usage across the sites we track.
Top sites by authority
Site Kit · SiteVibes · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
39
1
Open Page Rank 8+
636
2
Open Page Rank 7+
2,691
2
Open Page Rank 6+
5,912
4
Open Page Rank 5+
12,410
8
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Site Kit · SiteVibes · share of sites in each country using one or the other
United States
194,442
127
India
96,669
39
Japan
73,684
8
Brazil
73,670
10
United Kingdom
63,934
35
France
62,421
14
Spain
58,678
12
Italy
55,218
13
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Site Kit | SiteVibes |
|---|---|---|
| LCP | 2.4 s | 2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0.1 |
| TTFB | 1300 ms | 700 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.