Google AdSense vs SpotX
Head-to-head usage across the sites we track.
Top sites by authority
Google AdSense · SpotX · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
41
1
Open Page Rank 8+
701
6
Open Page Rank 7+
3,334
26
Open Page Rank 6+
6,905
54
Open Page Rank 5+
12,679
75
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Google AdSense · SpotX · share of sites in each country using one or the other
United States
115,171
145
India
86,154
45
Japan
85,746
21
United Kingdom
52,541
43
Germany
50,132
27
France
48,998
24
Brazil
48,969
23
Indonesia
47,033
26
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Google AdSense | SpotX |
|---|---|---|
| LCP | 2 s | 1.7 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0.1 |
| TTFB | 900 ms | 400 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.