Mailchimp vs Klaviyo vs ActiveCampaign: Best Email Marketing in 2025?

Mailchimp, Klaviyo, and ActiveCampaign are the leading email marketing platforms. Here is how they compare for businesses of different sizes in 2025.

Mailchimp vs Klaviyo vs ActiveCampaign: Best Email Marketing in 2025?

Quick Answer

For e-commerce businesses focused on revenue: Klaviyo — best e-commerce integrations, revenue attribution, predictive analytics. For small businesses and general email marketing: Mailchimp — easiest to use, solid free tier. For complex automation and CRM: ActiveCampaign — most powerful automation builder.

Klaviyo — Best for E-commerce

Pricing: Free (up to 250 contacts), Email $20+/month based on contacts
Best for: Shopify stores, e-commerce brands, DTC companies

Klaviyo integrates deeply with Shopify, WooCommerce, and BigCommerce. Predictive analytics forecast customer lifetime value and next purchase date. Abandoned cart, browse abandonment, and post-purchase flows are industry-leading. AI features include subject line optimization and send-time personalization.

ActiveCampaign — Best for Complex Automation

Pricing: Starter $15/month, Plus $49/month, Professional $79/month
Best for: B2B companies, service businesses, marketers who need CRM + email

ActiveCampaign’s visual automation builder is the most flexible on the market. CRM built in at higher tiers. Best for businesses where email is part of a complex sales or nurture process, not just broadcast newsletters.

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