FirstImpression.io vs Google AdSense
Head-to-head usage across the sites we track.
Top sites by authority
FirstImpression.io · Google AdSense · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
FirstImpression.io · Google AdSense · share of sites in each country using one or the other
United States
103
115,171
India
55
86,154
Japan
42
85,746
United Kingdom
61
52,541
Germany
59
50,132
France
55
48,998
Brazil
52
48,969
Indonesia
40
47,033
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | FirstImpression.io | Google AdSense |
|---|---|---|
| LCP | 2.1 s | 2 s |
| INP | 175 ms | 75 ms |
| CLS | 0.05 | 0 |
| TTFB | 700 ms | 900 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Google AdSense to FirstImpression.io
| Domain | When |
|---|---|
| aztecamorelos.com | Jul 2026 |
| aztecasinaloa.com | Jun 2026 |