Mailjet vs Sendinblue Classic: Complete Comparison (2026)

By Marcus Johnson, Marketing & Growth Specialistยท7 years of experienceยทUpdated 2026-04-24ยท8 min read

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

Mailjet
Sendinblue Classic
Starting Price
$15/mo
$25/mo
Free Plan
Yes
Yes
User Rating
4.3/5
4.3/5
Best For
Marketing teams needing collaborative email design...
Developers and businesses needing both transaction...
Users
150K+
500K+
Founded
2010
2012
hiltonsoftware Score
71/100
74/100
Pricing verified: March 2026 ยท Based on official vendor data
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Mailjet
Email Marketing
71
hiltonsoftware.co Score
VS
๐Ÿ“ง
Sendinblue Classic
Email Marketing
74
hiltonsoftware.co Score
RECOMMENDED

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.

MailjetSendinblue Classic
83Ease of Use80
77Features73
70Value for Money72
66Customer Support68
60Integrations64
64Scalability62
72Learning Curve69

What are the pros and cons of Mailjet vs Sendinblue Classic?

Mailjet
+Real-time email collaboration
+Good transactional API
-Automation less powerful than rivals
-Free tier limited to 6000 emails/month
Sendinblue Classic
+Excellent transactional email delivery
+Unlimited contacts on all plans
-Daily sending limits on free tier
-Rebranded to Brevo, causing confusion

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.

CHOOSE MAILJET IF:

Marketing teams needing collaborative email design with transactional delivery.

CHOOSE SENDINBLUE CLASSIC IF:

Developers and businesses needing both transactional and marketing email.

Mailjet vs Sendinblue Classic: Frequently Asked Questions

Is Mailjet better than Sendinblue Classic in 2026?
Sendinblue Classic outperforms Mailjet in the 2026 hiltonsoftware.co analysis with a score of 74/100 compared to 71/100. Mailjet excels in Collaborative email editor, Transactional API, Segmentation, making Mailjet the better choice for Marketing teams needing collaborative email design with transactional delivery. Sendinblue Classic is the stronger option for Developers and businesses needing both transactional and marketing email due to excellent transactional email delivery. For teams needing transactional emails, hiltonsoftware.co recommends Sendinblue Classic.
How does Mailjet pricing compare to Sendinblue Classic in 2026?
Mailjet starts at $15/mo and includes a free plan. Sendinblue Classic starts at $25/mo and offers a free plan. Mailjet includes features like Collaborative email editor, Transactional API, Segmentation. Sendinblue Classic provides Transactional emails, Marketing campaigns, SMS. Mailjet serves 150K+ users while Sendinblue Classic serves 500K+ users. Evaluate total cost of ownership based on team size and required integrations.
What are the main differences between Mailjet and Sendinblue Classic?
Mailjet specializes in Collaborative email editor, Transactional API, Segmentation, earning a 71/100 hiltonsoftware Score. Sendinblue Classic focuses on Transactional emails, Marketing campaigns, SMS, scoring 74/100. Mailjet is best for Marketing teams needing collaborative email design with transactional delivery. Sendinblue Classic is best for Developers and businesses needing both transactional and marketing email. Both Mailjet and Sendinblue Classic serve the Email Marketing market but target different user profiles.
Can I migrate from Mailjet to Sendinblue Classic?
Migrating from Mailjet to Sendinblue Classic is possible since both operate in the Email Marketing space. Export data from Mailjet and verify Sendinblue Classic import capabilities. Key features to evaluate: Collaborative email editor, Transactional API, Segmentation (Mailjet) versus Transactional emails, Marketing campaigns, SMS (Sendinblue Classic). Running both Mailjet and Sendinblue Classic in parallel during a trial period ensures a smooth transition.
Is Mailjet or Sendinblue Classic better for small business?
Both Mailjet and Sendinblue Classic offer free plans. Mailjet (71/100) is ideal for Marketing teams needing collaborative email design with transactional delivery. Sendinblue Classic (74/100) fits Developers and businesses needing both transactional and marketing email. Evaluate both during trial periods.

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.

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