Facebook Pixel vs Google Ads Conversion Tracking

Head-to-head usage across the sites we track.

6,724,928
websites
vs

Top sites by authority

Facebook Pixel · Google Ads Conversion Tracking · how many of each technology's sites sit in the web's highest authority tiers

Open Page Rank 9+ 127 20
Open Page Rank 8+ 2,804 267
Open Page Rank 7+ 13,162 1,005
Open Page Rank 6+ 27,893 1,818
Open Page Rank 5+ 52,442 2,983

Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.

By country

Facebook Pixel · Google Ads Conversion Tracking · share of sites in each country using one or the other

United States 606,740 26,632
Brazil 212,674 13,811
India 209,979 13,194
United Kingdom 191,995 11,786
Canada 156,840 11,292
Germany 133,751 9,208
Italy 131,187 7,608
Australia 130,501 7,810

Audience countries from the Chrome UX Report, top markets of either technology.

Real user performance

Metric Facebook Pixel Google Ads Conversion Tracking
LCP 1.9 s 1.9 s
INP 100 ms 100 ms
CLS 0 0
TTFB 800 ms 800 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.

All Facebook Pixel sites · All Google Ads Conversion Tracking sites

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