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Head-to-head

Klaviyo vs Mailjet

Two leading email marketing tools, compared on pricing, features, and editorial fit. Updated for 2026.

Klaviyo logo
Klaviyo

Email + SMS for ecommerce.

From Free
Visit Klaviyo
Mailjet logo
Mailjet

Email marketing and transactional email platform with API and SMTP relay

From Free
Visit Mailjet

At a glance

 KlaviyoMailjet
TaglineEmail + SMS for ecommerce.Email marketing and transactional email platform with API and SMTP relay
Pricing modelFreemiumFreemium
Starts atFreeFree
Founded2012—
AI-native
CategoriesEmail MarketingEmail Marketing, Automation
Vendor claimed

Quick take

Pick Klaviyo if you need email + sms for ecommerce. Pick Mailjet if you need email marketing and transactional email platform with api and smtp relay.

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Klaviyo alternatives →

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Frequently asked

Is Klaviyo better than Mailjet?
It depends on your use case. Klaviyo is email + sms for ecommerce, while Mailjet is email marketing and transactional email platform with api and smtp relay. See the comparison above for which fits your team.
What's the price difference between Klaviyo and Mailjet?
Klaviyo starts at Free. Mailjet starts at Free.
Can I migrate from Klaviyo to Mailjet?
Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.