
The Email Marketing ROI Report — Why the Inbox Still Returns More Than Any Other Channel
Email returns $36-$42 per $1 spent — higher than any other digital channel. The 2026 ROI report: what changed since the 2013 Econsultancy/Adestra study, where email ranks against SEO, paid search, paid social, SMS, and influencer marketing, and why email is the structural foundation of cookie-deprecation-era marketing.








