Aweber vs MailChimp

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

Top sites by authority

Aweber · MailChimp · 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

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

United States 1,620

140,200

United Kingdom 462

64,810

Canada 414

41,963

India 387

40,362

Italy 189

33,400

Netherlands 125

31,497

Australia 233

31,343

Spain 125

31,220

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

Real user performance

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 Aweber sites · All MailChimp sites