Facebook vs ReadAloud
Head-to-head usage across the sites we track.
Top sites by authority
Facebook · ReadAloud · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 8+
0
1
Open Page Rank 7+
0
1
Open Page Rank 6+
0
1
Open Page Rank 5+
0
2
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Facebook · ReadAloud · share of sites in each country using one or the other
United States
90,322
6
United Kingdom
43,945
3
India
41,142
4
Canada
39,072
2
Germany
38,133
3
Brazil
33,915
4
France
33,742
4
Spain
31,059
2
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | ReadAloud | |
|---|---|---|
| LCP | 1.9 s | 2.2 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 1000 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.