IPB vs XMB
Head-to-head usage across the sites we track.
Top sites by authority
IPB · XMB · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
0
Open Page Rank 8+
24
0
Open Page Rank 7+
71
0
Open Page Rank 6+
132
0
Open Page Rank 5+
203
0
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
IPB · XMB · share of sites in each country using one or the other
United States
1,604
3
United Kingdom
1,081
2
Germany
1,006
1
Russia
965
1
Canada
820
1
France
773
1
Poland
760
1
India
725
1
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IPB | XMB |
|---|---|---|
| LCP | 1.5 s | 0.9 s |
| INP | 75 ms | 25 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 300 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.