ChatStack vs Facebook Chat Plugin
Head-to-head usage across the sites we track.
Top sites by authority
ChatStack · Facebook Chat Plugin · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
8
Open Page Rank 8+
2
56
Open Page Rank 7+
3
169
Open Page Rank 6+
3
307
Open Page Rank 5+
3
504
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
ChatStack · Facebook Chat Plugin · share of sites in each country using one or the other
Vietnam
5
9,058
United States
32
7,263
Poland
3
3,910
Thailand
5
3,434
Canada
14
3,228
United Kingdom
13
3,121
India
15
3,116
Hungary
1
2,883
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | ChatStack | Facebook Chat Plugin |
|---|---|---|
| LCP | 1.7 s | 2 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 900 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.