Mailjet vs Sendinblue Classic: Complete Comparison (2026)
In comparing Mailjet and Sendinblue Classic in 2026, Sendinblue Classic is the stronger choice for developers and businesses needing both transactional and marketing email due to excellent transactional email delivery. Mailjet excels for marketing teams needing collaborative email design with transactional delivery with real-time email collaboration. Mailjet offers Collaborative email editor, Transactional API, Segmentation starting at $15/mo with a free plan. Sendinblue Classic provides Transactional emails, Marketing campaigns, SMS from $25/mo with a free tier. For teams prioritizing value, Sendinblue Classic delivers a hiltonsoftware Score of 74/100. Mailjet and Sendinblue Classic compete in the email marketing segment of the SaaS market, where cloud-native solutions, API integrations, and workflow automation drive enterprise and SMB adoption. Other leading email marketing tools include Mailchimp, ConvertKit, Campaign Monitor. Mailjet serves 150K+ users globally (founded 2010) while Sendinblue Classic reports 500K+ active users (founded 2012).
Mailjet vs Sendinblue Classic at a Glance
What are the main differences between Mailjet and Sendinblue Classic?
Mailjet and Sendinblue Classic differ across ease of use, features, value, support, integrations, scalability, and learning curve. Sendinblue Classic leads in 3 of 7 categories.
What are the pros and cons of Mailjet vs Sendinblue Classic?
Which is better, Mailjet or Sendinblue Classic?
After evaluating Mailjet and Sendinblue Classic across features, pricing, integrations, and user satisfaction, Sendinblue Classic earns a higher hiltonsoftware Score of 74/100 versus Mailjet at 71/100. Sendinblue Classic stands out for "excellent transactional email delivery" and "unlimited contacts on all plans". Mailjet delivers competitive advantages in "real-time email collaboration", making Mailjet a viable alternative.
Both Mailjet and Sendinblue Classic offer free plans. Mailjet paid plans start at $15/mo while Sendinblue Classic begins at $25/mo. ROI depends on which features justify upgrading.
Bottom line: Choose Mailjet for marketing teams needing collaborative email design with transactional delivery. Choose Sendinblue Classic for developers and businesses needing both transactional and marketing email. Both Mailjet and Sendinblue Classic are established email marketing platforms.
Marketing teams needing collaborative email design with transactional delivery.
Developers and businesses needing both transactional and marketing email.
Mailjet vs Sendinblue Classic: Frequently Asked Questions
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Reviewed by Marcus Johnson, Marketing & Growth Specialist. Last updated: 2026-04-24. Pricing verified: March 2026.
Read our scoring methodology to understand how the hiltonsoftware Score is calculated.