HTTP/2 vs Open Graph
Head-to-head usage across the sites we track.
Top sites by authority
HTTP/2 · Open Graph · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
276
Open Page Rank 8+
11
6,000
Open Page Rank 7+
48
33,096
Open Page Rank 6+
81
75,611
Open Page Rank 5+
156
150,933
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
HTTP/2 · Open Graph · share of sites in each country using one or the other
United States
179
1,888,853
India
407
663,379
Germany
594
633,567
Japan
68
613,377
United Kingdom
101
593,100
Brazil
269
547,908
France
87
518,319
Italy
48
418,507
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | HTTP/2 | Open Graph |
|---|---|---|
| LCP | 1.4 s | 1.9 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 800 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Open Graph to HTTP/2
| Domain | When |
|---|---|
| simplyfuneralinsurance.co.uk | Jul 2026 |
| nhidcl.com | Jun 2026 |