MailChimp vs OneSignal

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

1,137,527
websites
vs
184,405
websites

Top sites by authority

MailChimp · OneSignal · how many of each technology's sites sit in the web's highest authority tiers

Open Page Rank 9+ 59 13
Open Page Rank 8+ 871 176
Open Page Rank 7+ 3,844 739
Open Page Rank 6+ 8,214 1,444
Open Page Rank 5+ 15,705 2,450

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

By country

MailChimp · OneSignal · share of sites in each country using one or the other

United States 142,004 10,882
United Kingdom 65,019 6,633
India 41,567 12,393
Canada 42,102 5,156
Germany 31,989 6,818
Italy 31,919 5,601
France 31,178 5,900
Australia 32,722 3,224

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

Real user performance

Metric MailChimp OneSignal
LCP 2 s 2.5 s
INP 75 ms 100 ms
CLS 0 0
TTFB 900 ms 1000 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.

Sites that switched

Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.

All MailChimp sites · All OneSignal sites

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