HTTP/3 vs SheerID
Head-to-head usage across the sites we track.
Top sites by authority
HTTP/3 · SheerID · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
217
3
Open Page Rank 8+
3,633
9
Open Page Rank 7+
17,286
22
Open Page Rank 6+
37,596
30
Open Page Rank 5+
73,412
43
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
HTTP/3 · SheerID · share of sites in each country using one or the other
United States
1,284,004
162
India
592,975
91
United Kingdom
436,501
96
Brazil
418,679
58
Indonesia
328,375
50
Canada
321,328
95
Germany
316,957
76
Italy
305,727
62
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | HTTP/3 | SheerID |
|---|---|---|
| LCP | 1.9 s | 1.9 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 800 ms | 700 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
HTTP/3 to SheerID
| Domain | When |
|---|---|
| oxojapan.com | Aug 2025 |
SheerID to HTTP/3
| Domain | When |
|---|---|
| gitlab.com | Dec 2025 |