FluxBB vs XenForo
Head-to-head usage across the sites we track.
Top sites by authority
FluxBB · XenForo · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
1
Open Page Rank 8+
1
23
Open Page Rank 7+
3
79
Open Page Rank 6+
5
196
Open Page Rank 5+
6
395
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
FluxBB · XenForo · share of sites in each country using one or the other
United States
21
3,852
United Kingdom
14
2,163
Canada
12
1,944
Germany
14
1,886
Russia
10
1,471
Australia
9
1,430
France
22
1,297
India
10
1,281
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | FluxBB | XenForo |
|---|---|---|
| LCP | 1.2 s | 1.3 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 500 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.