Bookero vs Bookly
Head-to-head usage across the sites we track.
Top sites by authority
Bookero · Bookly · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
1
Open Page Rank 8+
2
28
Open Page Rank 7+
5
49
Open Page Rank 6+
5
77
Open Page Rank 5+
8
99
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Bookero · Bookly · share of sites in each country using one or the other
United States
8
1,014
Spain
7
766
Germany
17
745
France
7
693
Italy
10
667
United Kingdom
12
620
Netherlands
9
601
Poland
260
227
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Bookero | Bookly |
|---|---|---|
| LCP | 2 s | 2.6 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 1500 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.