Astra vs Xtra
Head-to-head usage across the sites we track.
Top sites by authority
Astra · Xtra · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
21
0
Open Page Rank 8+
312
4
Open Page Rank 7+
915
10
Open Page Rank 6+
1,690
15
Open Page Rank 5+
3,081
20
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Astra · Xtra · share of sites in each country using one or the other
United States
61,862
300
India
47,125
252
Spain
22,977
95
Brazil
19,843
174
France
19,758
94
Germany
19,508
280
United Kingdom
18,404
166
Indonesia
17,425
125
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Astra | Xtra |
|---|---|---|
| LCP | 2.5 s | 3.2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1300 ms | 1600 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.
Astra to Xtra
| Domain | When |
|---|---|
| restaurant-mekan.de | Apr 2026 |
| visaguy.ae | Nov 2025 |
Xtra to Astra
| Domain | When |
|---|---|
| fastfixeg.org | Feb 2026 |
| edarah.sa | Sep 2025 |