Klaviyo vs Omnisend

Side-by-side from the Top 11 ranking of The 11 Best Email Marketing Platforms for Ecommerce (2026). Last verified June 11, 2026.

The short answer

Klaviyo ranks higher on Top 11 (#1 vs #2) for Ecommerce brands running flows and campaigns. Unbeatable Shopify data integration for powerful segmentation.

At a glance

KlaviyoOmnisend
Top 11 rank#1 / The 11 Best Email Marketing Platforms for Ecommerce (2026)#2 / The 11 Best Email Marketing Platforms for Ecommerce (2026)
Score (out of 9.4)9.49.2
Best forShopify power usersAll-in-one email, SMS, push
Pricing$$$ ($200 to $1,500+/mo)$$ ($100 to $800/mo)
HQBoston, USALondon, UK
Founded20122014

Klaviyo

Unbeatable Shopify data integration for powerful segmentation.

www.klaviyo.com

See full entry in The 11 Best Email Marketing Platforms for Ecommerce (2026)

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.