phpBB vs vBulletin
Head-to-head usage across the sites we track.
Top sites by authority
phpBB · vBulletin · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
3
0
Open Page Rank 8+
31
6
Open Page Rank 7+
101
31
Open Page Rank 6+
162
55
Open Page Rank 5+
262
105
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
phpBB · vBulletin · share of sites in each country using one or the other
United States
1,626
1,336
Germany
1,630
801
United Kingdom
1,151
781
France
1,308
499
Russia
1,067
515
Poland
1,112
424
Spain
905
480
Italy
872
494
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | phpBB | vBulletin |
|---|---|---|
| LCP | 1.1 s | 1.4 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 500 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.