Google Optimize vs Trbo
Head-to-head usage across the sites we track.
Top sites by authority
Google Optimize · Trbo · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
18
1
Open Page Rank 8+
130
2
Open Page Rank 7+
409
10
Open Page Rank 6+
723
23
Open Page Rank 5+
1,146
38
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Google Optimize · Trbo · share of sites in each country using one or the other
United States
22,776
89
India
13,736
61
United Kingdom
12,439
76
Canada
11,536
42
Germany
10,140
247
France
9,450
127
Brazil
8,989
28
Netherlands
8,660
123
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Google Optimize | Trbo |
|---|---|---|
| LCP | 2.1 s | 2.1 s |
| INP | 100 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 900 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.