HubSpot vs Klaviyo

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

Top sites by authority

HubSpot · Klaviyo · 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

HubSpot · Klaviyo · share of sites in each country using one or the other

United States 107,713

103,547

United Kingdom 35,927

40,783

India 40,606

22,437

Canada 29,014

33,265

Australia 20,648

30,331

Germany 22,199

26,133

France 22,890

23,908

Spain 18,473

16,738

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, Jun 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 HubSpot sites · All Klaviyo sites