Google Publisher Tag vs Zanox
Head-to-head usage across the sites we track.
Top sites by authority
Google Publisher Tag · Zanox · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
73
1
Open Page Rank 8+
1,185
2
Open Page Rank 7+
5,358
2
Open Page Rank 6+
10,273
2
Open Page Rank 5+
16,642
3
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Google Publisher Tag · Zanox · share of sites in each country using one or the other
United States
69,280
51
United Kingdom
35,958
39
Canada
35,817
30
India
28,632
26
Germany
26,877
89
France
24,108
51
Spain
23,916
52
Australia
23,672
14
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Google Publisher Tag | Zanox |
|---|---|---|
| LCP | 1.9 s | 1.8 s |
| INP | 100 ms | 125 ms |
| CLS | 0.05 | 0 |
| TTFB | 800 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.