Mailjet vs Sendinblue Classic: Complete Comparison (2026)
Choosing between Mailjet and Sendinblue Classic is a common decision for email marketing buyers in 2026. Both Mailjet and Sendinblue Classic are established players, founded in 2010 and 2012 respectively. Mailjet serves 150K+ users while Sendinblue Classic has 500K+ users globally. Mailjet differentiates with collaborative email editor and transactional api, while Sendinblue Classic leads with transactional emails and marketing campaigns. In this head-to-head comparison, Mailjet earns a higher hiltonsoftware.co score of 86/100 — but the right choice depends on your specific needs, budget, and team size.
Quick Comparison
Feature-by-Feature Comparison
Pros & Cons at a Glance
After comparing Mailjet and Sendinblue Classic across features, pricing, and user satisfaction, Mailjet takes the lead with a score of 86/100 versus Sendinblue Classic's 86/100. Mailjet's key advantages include "real-time email collaboration" and "good transactional api". That said, Sendinblue Classic has its own strengths — particularly "excellent transactional email delivery" — making it a viable alternative for specific use cases.
Both Mailjet and Sendinblue Classic offer free plans, lowering the barrier to entry. Mailjet's paid plans start at $15/mo while Sendinblue Classic begins at $25/mo. Evaluate which paid features — Segmentation, A/B testing (Mailjet) vs SMS, Chat (Sendinblue Classic) — justify upgrading for your team.
Bottom line: Choose Mailjet if you need marketing teams needing collaborative email design with transactional delivery. Go with Sendinblue Classic if your priority is developers and businesses needing both transactional and marketing email. Both are strong email marketing tools — we recommend trying the free plan of each before committing.
Marketing teams needing collaborative email design with transactional delivery.
Developers and businesses needing both transactional and marketing email.