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+
72
2
Open Page Rank 8+
1,186
3
Open Page Rank 7+
5,411
3
Open Page Rank 6+
10,428
3
Open Page Rank 5+
16,880
4
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
69,673
51
United Kingdom
36,190
41
Canada
35,821
32
India
28,780
27
Germany
27,542
88
France
24,581
55
Australia
24,114
14
Spain
23,313
52
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 | 750 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.