BiteSpeed vs Vitals
Head-to-head usage across the sites we track.
Top sites by authority
BiteSpeed · Vitals · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
1
Open Page Rank 8+
1
3
Open Page Rank 7+
1
6
Open Page Rank 6+
1
9
Open Page Rank 5+
1
29
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
BiteSpeed · Vitals · share of sites in each country using one or the other
United States
42
3,566
United Kingdom
21
1,463
India
93
1,304
Canada
13
1,060
Germany
9
990
Australia
9
984
France
9
979
Spain
6
663
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | BiteSpeed | Vitals |
|---|---|---|
| LCP | 1.9 s | 1.6 s |
| INP | 125 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 500 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.