Facebook Chat Plugin vs Zendesk Sunshine Conversations
Head-to-head usage across the sites we track.
Top sites by authority
Facebook Chat Plugin · Zendesk Sunshine Conversations · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Facebook Chat Plugin · Zendesk Sunshine Conversations · share of sites in each country using one or the other
Vietnam
9,058
39
United States
7,263
310
Poland
3,910
55
Thailand
3,434
37
Canada
3,228
101
United Kingdom
3,121
116
India
3,116
96
Hungary
2,883
34
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Facebook Chat Plugin | Zendesk Sunshine Conversations |
|---|---|---|
| LCP | 2 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 700 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.
All Facebook Chat Plugin sites · All Zendesk Sunshine Conversations sites