MyBB vs vBulletin
Head-to-head usage across the sites we track.
Top sites by authority
MyBB · vBulletin · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 8+
1
7
Open Page Rank 7+
15
37
Open Page Rank 6+
28
70
Open Page Rank 5+
42
131
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
MyBB · vBulletin · share of sites in each country using one or the other
United States
484
1,547
Germany
377
1,011
United Kingdom
293
933
Canada
188
782
France
222
658
Poland
246
530
Spain
194
553
Netherlands
138
609
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | MyBB | vBulletin |
|---|---|---|
| LCP | 1.3 s | 1.4 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 700 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
vBulletin to MyBB
| Domain | When |
|---|---|
| csplague.com | May 2026 |