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Mailjet vs Constant Contact: Which is Better in 2026?

Choosing between Mailjet and Constant Contact comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.

Bottom line: Mailjet wins this matchup. Omnisend ranks #1 on our Email Marketing list. Omnisend is the highest-listed Email Marketing tool with a free plan. Pick Constant Contact if you need a free tier to start with.

Methodology
Editor reviewed 11,043 user reviews compared Pricing checked Oct 2026

Short on time? Here's the quick answer

Based on published vendor pricing and features and on public review data, here's who should pick what:

Mailjet

Email marketing and transactional email

Best for you if:

  • • You want good email delivery

Constant Contact

Established email marketing for small businesses

Best for you if:

  • • You want easy to use
At a Glance
MailjetMailjet
Constant ContactConstant Contact
Starts at
Free Free plan
Free Free plan
Category
Email Marketing Transactional Email
Email Marketing Marketing Automation
Rating
4.1/5 Capterra 4.2 · G2 3.9 630 reviews4.2/5 G2 4.1 · Capterra 4.3 10,413 reviews
Free plan
Yes Yes
Watch out for
n/aPotential for increased costs with additional users on Lite.

Choose Mailjet or Constant Contact?

Mailjet

Choose Mailjet if

  • You want good email delivery
  • You want fair pricing
Constant Contact

Choose Constant Contact if

  • You want easy to use
  • You want good for beginners
  • Budget matters (Free vs Free)

In-Depth Analysis

MailjetMailjet

Email marketing and transactional email

Good value

Mailjet's Free tier is quite generous with 6,000 emails per month, making it a good starting point.

Strengths

  • Pro: Good email delivery
  • Pro: Fair pricing
  • Pro: Good API
  • Pro: Email editor
  • Pro: EU-based

Weaknesses

  • Con: Support varies
  • Con: UI could improve
  • Con: Limited automation
  • Con: Better alternatives exist
  • Con: Deliverability varies

Key features

Email marketing Transactional email Templates Collaboration API SMS

Constant ContactConstant Contact

Established email marketing for small businesses

Fair value

Constant Contact's pricing is on the higher side compared to some market alternatives, especially for the Lite tier at $12/month which offers limited features and contacts.

Watch out

Potential for increased costs with additional users on Lite.

Strengths

  • Pro: Easy to use
  • Pro: Good for beginners
  • Pro: Event marketing
  • Pro: Templates
  • Pro: Phone support

Weaknesses

  • Con: Expensive for features
  • Con: Limited automation
  • Con: Dated interface
  • Con: Competitors better value
  • Con: Per-contact pricing

Key features

Email marketing Templates Automation List management Analytics Landing pages

Pricing: Mailjet vs Constant Contact

PlanMailjetConstant Contact
Tier 1
Free
Free
$12 month
Lite
Tier 2
$17 month
Essential
$35 month
Standard
Tier 3N/A
$80 month
Premium

Pricing verified from each vendor's public pricing page. Compare in detail on Mailjet pricing and Constant Contact pricing.

Key Takeaways

Mailjet

  • Free tier available
  • Our pick for this comparison

Constant Contact

  • Higher user rating: 4.2/5 vs 4.1/5
  • Larger review base (10,413 reviews)

The Bottom Line

Mailjet wins this matchup. Omnisend ranks #1 on our Email Marketing list. Omnisend is the highest-listed Email Marketing tool with a free plan.

Frequently Asked Questions

Is Mailjet or Constant Contact better in 2026?

Mailjet wins this matchup. Omnisend ranks #1 on our Email Marketing list. Omnisend is the highest-listed Email Marketing tool with a free plan. Pick Mailjet for email marketing workflows (main strength: good email delivery). Pick Constant Contact for email marketing workflows (main strength: easy to use).

What are Mailjet and Constant Contact used for?

Mailjet: Email marketing and transactional email. Constant Contact: Established email marketing for small businesses.

What does Mailjet cost vs Constant Contact?

Mailjet's paid plans start at Free (Essential). Constant Contact's paid plans start at Free (Lite).

What's the main difference between Mailjet and Constant Contact?

Mailjet's main strength: good email delivery. Constant Contact's main strength: easy to use.

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