Fera vs Trustindex
Head-to-head usage across the sites we track.
Top sites by authority
Fera · Trustindex · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
5
Open Page Rank 8+
4
39
Open Page Rank 7+
5
78
Open Page Rank 6+
5
125
Open Page Rank 5+
10
284
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Fera · Trustindex · share of sites in each country using one or the other
United States
2,363
29,376
Spain
192
18,389
France
328
16,196
Brazil
128
15,298
United Kingdom
790
12,355
Italy
244
12,585
India
529
10,306
Germany
363
10,425
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Fera | Trustindex |
|---|---|---|
| LCP | 1.6 s | 2.5 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 1500 ms |
Median site's p75 values from the Chrome UX Report, Sep 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.
Fera to Trustindex
| Domain | When |
|---|---|
| campvortexretreats.com | Sep 2026 |
| boobtet.nl | Jul 2026 |
| myqueen.asia | Mar 2026 |
| mushulife.com | Feb 2026 |
| yourmajestyspa.com | Dec 2025 |
| rankonesolution.com | Nov 2025 |