Mailchimp (newsletters) vs Substack: Newsletter Platforms Comparison (2026)
An independent side-by-side comparison of Mailchimp (newsletters) and Substack for newsletter platforms buyers — pricing, features, integrations, and how often each is cited by major AI engines.
AI Citation Scorecard
How often each is cited by major AI engines when buyers ask newsletter platforms questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
Feature data is being indexed.
Feature data is being indexed.
When to choose Mailchimp (newsletters)
Choose Mailchimp (newsletters) if your team prioritizes its strengths over Substack's. Full guidance populates as Mailchimp (newsletters)'s feature data is indexed.
When to choose Substack
Choose Substack if your team prioritizes its strengths over Mailchimp (newsletters)'s. Full guidance populates as Substack's feature data is indexed.