Constant Contact vs Mailjet
Constant Contact is a all-in-one marketing platform while Mailjet is a email marketing platform. Constant Contact has been around since 1995, giving it a 15-year head start over Mailjet (founded 2010). Constant Contact starts at $12/mo versus $17/mo for Mailjet. Mailjet offers a free plan (6,000 emails/month (200/day), 1,000 contacts), while Constant Contact does not. Constant Contact has the edge with landing pages, ecommerce integrations.
Quick Verdict
Constant Contact wins on price, deliverability, rating, integrations.
Mailjet wins on free tier.
Best for most users: Constant Contact (small businesses).
Constant Contact
Small business marketing made easy
Constant Contact is one of the most established email marketing platforms, particularly strong for small businesses and nonprofits. Its event marketing capabilities and social media integration set it apart, though its automation features lag behind newer competitors.
Mailjet
Collaborative email platform for teams with powerful API
Mailjet is a French-founded email platform (now owned by Sinch) that uniquely combines transactional and marketing email under one roof with real-time team collaboration. Its volume-based pricing with unlimited contacts makes it particularly cost-effective for businesses with large subscriber lists but moderate sending frequency. With strong GDPR compliance baked into its European DNA and a flexible API, it bridges the gap between developer-focused tools and marketer-friendly platforms.
Feature Comparison
| Feature | Constant Contact | Mailjet |
|---|---|---|
| Rating | 4.1/5 | 4/5 |
| Starting Price | $12/mo | $17/mo |
| Free Plan | No free plan | 6,000 emails/month (200/day), 1,000 contacts |
| Founded | 1995 | 2010 |
| Email Templates | 300 | 70 |
| Integrations | 300 | 110 |
| Deliverability Rate | 97% | 88% |
| Marketing Automation | ✓ | ✓ |
| A/B Testing | ✓ | ✓ |
| Landing Pages | ✓ | ✕ |
| Segmentation | ✓ | ✓ |
| Drag & Drop Editor | ✓ | ✓ |
| SMS Marketing | ✓ | ✓ |
| Ecommerce Features | ✓ | ✕ |
| API Access | ✓ | ✓ |
| Multi-Language | ✕ | ✓ |
| Web Push Notifications | ✕ | ✕ |
| Live Chat | ✓ | ✕ |
| Advanced Analytics | ✓ | ✓ |
Constant Contact: Pros & Cons
Pros
- +Longest 60-day free trial in the industry
- +Excellent event marketing features
- +300+ templates and integrations
- +Strong brand recognition and trust
- +Social media posting included
Cons
- −No free plan
- −Automation is basic on lower tiers
- −Gets expensive with larger lists
- −Interface feels outdated in places
- −Limited advanced features
Mailjet: Pros & Cons
Pros
- +Real-time collaborative email editing lets multiple team members work on the same campaign simultaneously with live comments
- +Volume-based pricing with unlimited contacts means large lists stay affordable — one user grew from 0 to 50,000 subscribers affordably
- +Strong GDPR compliance built into the platform with EU data hosting, as a French-founded company under European regulations
- +RESTful API with SMTP relay supports both transactional and marketing email from a single platform
- +Deliverability rated 88% by EmailToolTester (above 83.1% industry average) with built-in list validation powered by Mailgun
Cons
- −Automation builder covers basics but lacks depth — triggers based on opens/clicks are tricky to configure and abandoned cart requires Zapier
- −No built-in landing page builder, forcing users to rely on third-party tools for lead capture
- −Many of the 110 integrations route through Zapier rather than being native direct connections
- −Migration from other ESPs is largely manual with limited import assistance for contacts, templates, and automations
- −Customer support response times are frequently criticized, with some serious technical issues going unresolved for extended periods
The Verdict
Constant Contact and Mailjet are closely matched — both score within 0.1 points of each other in our overall rating. Your decision should come down to specific needs rather than overall quality. On deliverability, Constant Contact reports 97% compared to 88% for Mailjet — a meaningful difference if inbox placement is critical for your campaigns.
| Criterion | Weight | Constant Contact | Mailjet |
|---|---|---|---|
| Starting Price | 30% | $12/mo | $17/mo |
| Deliverability | 25% | 97% | 88% |
| Rating | 25% | 4.1/5 | 4/5 |
| Integrations | 10% | 300 | 110 |
| Free Tier | 10% | No | Yes |
Weights determine how much each criterion counts toward the final score. See full methodology
Choose Constant Contact if…
- + You want lower starting costs ($12/mo)
- + You need ecommerce integrations
- + You need built-in landing pages
- + You're a small businesses
Choose Mailjet if…
- + You need a free plan to get started
- + You're a marketing teams needing real time email collaboration
- + You're a european businesses requiring gdpr compliant email