Winner cells are tinted, green where Loops leads, violet where Mailjet does.
capability
Loops
Mailjet
Pricing
Starting paid plan
$49/mo
$9/mo
Pricing model
Subscription
Subscription
Overage
No send overages (sends unlimited on paid plans); cost scales by contact-count tier
—
Deliverability
Dedicated IP
No
Plan-gated
Deliverability tooling
Yes
Yes
Automated IP warmup
Yes
—
Suppression management
Yes
Yes
SPF / DKIM / DMARC
Yes
Yes
BIMI
Yes
—
API & sending
Transactional API
Yes
Yes
Marketing campaigns
Yes
Yes
SMTP relay
Yes
Yes
Inbound routing
No
Yes
Dynamic templates
Yes
Yes
Batch send
Yes
Yes
Scheduled send
Yes
Yes
Developer experience
Official SDKs
JavaScript/TypeScript, Go, Ruby, PHP, Nuxt
PHP, Ruby, Python, C#/.NET, Java, Node.js
Event webhooks
Yes
Yes
Drag-and-drop editor
Yes
Yes
Custom HTML editor
Yes
Yes
Email validation
Included
Plan-gated
Log retention
Not publicly documented
—
Sandbox / test mode
Yes
Yes
Analytics
Open / click tracking
Yes
Yes
Analytics dashboard
Yes
Yes
A/B testing
Yes
Yes
Compliance
EU data residency
No
Yes
SOC 2
Yes
Yes
HIPAA
No
No
GDPR
Yes
Yes
ISO 27001
Yes
Yes
Support
Support channels
Email/in-app support; docs and AI agent setup
Email/ticket, Chat, Phone
24/7 support
No
—
Support SLA
No
Plan-gated
FAQ
Common questions
Loops starts at Free versus Mailjet's Free. Because pricing models differ by tier, the cheaper option depends on your monthly volume, so compare the pricing rows in the scorecard above.
Pricing, plans and feature availability as of August 2026 and may change. Ratings are aggregated from public review platforms. Mailjet is a Sinch product.