Marketo Engage vs Customer.io: which should you pick in 2026?

Both are strong choices. The short answer: pick Marketo Engage if you are b2B enterprises with dedicated ops teams. Pick Customer.io if you are saaS and product teams with event data.

Marketo EngageCustomer.io
In one lineAdobe's enterprise marketing automation heavyweight.Behavior-triggered messaging across email, push, SMS and in-app.
PricingCustom pricingFrom $100/mo
Free tierNoNo
Best forB2B enterprises with dedicated ops teamsSaaS and product teams with event data
CategoryMarketing AutomationMarketing Automation
Websiteadobe.com/marketocustomer.io

Marketo Engage details Customer.io details

Other options

OrttoDripOntraport