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
4
Open Page Rank 8+
5
37
Open Page Rank 7+
6
78
Open Page Rank 6+
6
124
Open Page Rank 5+
12
286
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
2,386
30,324
Spain
199
17,366
France
340
16,338
Brazil
133
15,874
United Kingdom
794
12,343
Italy
243
12,365
India
540
10,301
Germany
361
10,028
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 | 1400 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.
Fera to Trustindex
| Domain | When |
|---|---|
| boobtet.nl | Jul 2026 |
| myqueen.asia | Mar 2026 |
| mushulife.com | Feb 2026 |
| yourmajestyspa.com | Dec 2025 |
| rankonesolution.com | Nov 2025 |