AMP vs ExtJS
Head-to-head usage across the sites we track.
Top sites by authority
AMP · ExtJS · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
23
5
Open Page Rank 8+
202
84
Open Page Rank 7+
569
267
Open Page Rank 6+
945
434
Open Page Rank 5+
1,511
615
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
AMP · ExtJS · share of sites in each country using one or the other
Indonesia
72,741
840
United States
13,441
2,368
India
9,842
1,176
Brazil
8,577
1,108
United Kingdom
5,698
1,168
Türkiye
6,172
670
Germany
5,352
1,448
France
5,143
1,085
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | AMP | ExtJS |
|---|---|---|
| LCP | 2.1 s | 1.8 s |
| INP | 150 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
ExtJS to AMP
| Domain | When |
|---|---|
| termoidraulicatrombetta.it | Jul 2026 |