Adobe Marketo Engage vs Customer.io

Side-by-side from the Top 11 ranking of The 11 Best Marketing Automation Software (2026). Last verified June 7, 2026.

The short answer

Adobe Marketo Engage ranks higher on Top 11 (#4 vs #6) for Marketing managers choosing marketing automation platforms (HubSpot vs Marketo vs ActiveCampaign vs Klaviyo). An incredibly powerful and customizable enterprise platform, but with a steep learning curve and high price.

At a glance

Adobe Marketo EngageCustomer.io
Top 11 rank#4 / The 11 Best Marketing Automation Software (2026)#6 / The 11 Best Marketing Automation Software (2026)
Score (out of 9.4)8.68.2
Best forEnterprise B2B powerhouseEvent-driven messaging for tech
Pricing$$$$ ($1,500 to $10,000+/mo)$$ ($100 to $1,500/mo)
HQSan Jose, USAPortland, USA
Founded20062012

Adobe Marketo Engage

An incredibly powerful and customizable enterprise platform, but with a steep learning curve and high price.

business.adobe.com/products/marketo/adobe-marketo.html

See full entry in The 11 Best Marketing Automation Software (2026)

Customer.io

A flexible, API-first platform for tech companies to automate messaging based on user behavior.

customer.io

See full entry in The 11 Best Marketing Automation Software (2026)

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