softwares.com

Klaviyo vs Mailjet

Updated June 2026 · A structured head-to-head comparison.

The data-driven marketing platform for ecommerce.

Email marketing and delivery.

The verdict

Both Klaviyo and Mailjet are credible marketing automation tools, and the right pick comes down to your priorities.

Choose Klaviyo if you want a higher overall rating (4.6/5). The data-driven marketing platform for ecommerce.

Mailjet — Email marketing and delivery.

Klaviyo vs Mailjet: side by side

DimensionKlaviyoMailjet
Starting priceFree – $45/moFree – $17/mo
Free planYesYes
Pricing modelFreemiumFreemium
Best forEcommerce, Dtc BrandsSmb, Developers
PlatformsWeb, ApiWeb, Api
Rating4.6/5Winner4.1/5

Klaviyo key facts

Vendor
Klaviyo
Pricing
Freemium — Free – $45/mo
Free tier
Yes
Platforms
Web, Api
Best for
Ecommerce, Dtc Brands
Editor rating
4.6 / 5
Founded
2012
Headquarters
Boston, MA, USA

Mailjet key facts

Vendor
Sinch
Pricing
Freemium — Free – $17/mo
Free tier
Yes
Platforms
Web, Api
Best for
Smb, Developers
Editor rating
4.1 / 5
Founded
2010
Headquarters
Paris, France

Frequently asked questions

Is Klaviyo better than Mailjet?

Neither is universally better — Klaviyo edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.

Is Klaviyo or Mailjet cheaper?

Klaviyo is the more affordable of the two to get started, at free – $45/mo. Klaviyo starts at free – $45/mo; Mailjet starts at free – $17/mo.

Can Klaviyo replace Mailjet?

Yes for most teams — both are marketing automation tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.