Best for
Best for teams that want email alongside SMS and WhatsApp on one contact base, with automation and pricing by sending volume rather than list size.
- Freelancers
- Small and mid-sized
- Enterprise
Email Marketing Comparison
Brevo vs. Postmark
At a glance
At a glance
Best for
Best for product and engineering teams whose transactional email has to arrive, and who want promotional sending kept on separate infrastructure.
- Freelancers
- Small and mid-sized
- Enterprise
Cataleo does not name a winner. Both statements come from the vendors themselves.
Full Comparison
| Criterion | Brevo | Postmark |
|---|---|---|
| Starting price | lower value From $9 / month Starter plan with no daily sending limit; the price scales with monthly email sending volume. A free plan sends up to 300 emails per day. | Free tier; Basic from $15 / month All three paid plans start at 10,000 emails per month and differ mainly by overage rate: Basic $15 at $1.80 per 1,000 extra emails, Pro $16.50 at $1.30, Platform $18 at $1.20. |
| Free trial | Free plan with up to 300 emails per day and storage for up to 100,000 contacts | Free tier: 100 emails per month, no overages permitted, never expires |
| API | Yes, a unified REST API for email, SMS and WhatsApp with contacts, events, webhooks, OAuth 2.0 and SDKs | Yes, REST API and an SMTP service, with official libraries for TypeScript, Node.js, Python, Ruby, PHP, .NET and Java |
| Hosting | Cloud (SaaS) | Cloud (SaaS) |
| Made in | France | Not stated |
| Campaign types | Yes, email newsletters and campaigns, plus SMS and WhatsApp on the same contact base, with A/B testing | Transactional and broadcast email on separate Message Streams, plus inbound email processing that delivers received mail to your application |
| Automation and journeys | Yes, unlimited multi-step marketing automation workflows | No journey or automation builder. Sends are triggered by your own application over the API or SMTP, and delivery events are pushed back out through webhooks. |
| Segmentation and personalisation | Yes, list segmentation and personalisation, with predictive send-time optimisation | No stored audiences or segment builder. Recipients and their personalisation values are supplied per request, while Postmark maintains bounce state and suppression lists. |
| Templates and editor | Yes, a drag-and-drop editor with templates, and AI-generated designs through Aura | Reusable email templates with variable substitution, managed in the dashboard or over the Templates API; there is no drag-and-drop campaign designer |
| Deliverability and testing | Yes, A/B testing and predictive sending, with a dedicated IP available as an add-on | Message Streams keep promotional sending on infrastructure separate from transactional mail. Message data is retained for 45 days, extendable to 365 days on Pro and Platform from $5 per month. Dedicated IPs start at $50 per month per IP and DMARC monitoring at $14 per month per domain. |
| Ecommerce and CRM data | Yes, a built-in CRM plus ecommerce data sync for products and orders | No built-in ecommerce or CRM data sync. Contact data stays in your own application, which supplies it with each send. |
| Integrations and API | Yes, a unified REST API for email, SMS and WhatsApp with webhooks, OAuth 2.0 and SDKs | Yes, REST API with separate server and account tokens over TLS, plus an SMTP service with IP allowlisting. Endpoints cover email, batch sending, templates, bounces, inbound, message streams and suppressions. Official libraries for TypeScript, Node.js, Python, Ruby, Rails, PHP, .NET and Java, plus a WordPress plugin; community libraries add Go, Elixir, Laravel and Scala. |
| AI features | stated Yes | No |
| Deployment | Cloud (SaaS), Browser-based | Cloud (SaaS), Browser-based |
| Support | Email helpdesk | Email helpdesk |
| Onboarding | Not stated | Documentation and knowledge base |
| Company size | Freelancers, Small and mid-sized, Enterprise | Freelancers, Small and mid-sized, Enterprise |
Add a tool
Adds a column to the table, from the tools in this category.
Row where the values differ The small markers point at the lower number, the longer list or the stated feature. They describe the data, they are not a verdict.
The short version
Key Differences
- Starting price Brevo From $9 / month Postmark Free tier; Basic from $15 / month
- Free trial Brevo Free plan with up to 300 emails per day and storage for up to 100,000 contacts Postmark Free tier: 100 emails per month, no overages permitted, never expires
- AI features Brevo Yes Postmark No
- API Brevo Yes, a unified REST API for email, SMS and WhatsApp with contacts, events, webhooks, OAuth 2.0 and SDKs Postmark Yes, REST API and an SMTP service, with official libraries for TypeScript, Node.js, Python, Ruby, PHP, .NET and Java
- Campaign types Brevo Yes, email newsletters and campaigns, plus SMS and WhatsApp on the same contact base, with A/B testing Postmark Transactional and broadcast email on separate Message Streams, plus inbound email processing that delivers received mail to your application
Every line is one datapoint from the table above, picked automatically. Nothing here is written text.
The trade-offs
Strengths and Limitations
Brevo
Strengths
- Email, SMS and WhatsApp on one contact base
- Unlimited marketing automation workflows
- Email plans priced by sending volume, with a free plan storing up to 100,000 contacts
- Unified REST API with webhooks, OAuth 2.0 and SDKs
Limitations
- The free plan is limited to 300 emails per day
- Email plan prices scale with monthly sending volume
Postmark
Strengths
- Message Streams keep promotional sending on infrastructure separate from transactional mail
- Standing free tier of 100 emails a month that never expires
- Official client libraries for eight languages plus a WordPress plugin
- Inbound email processing on the Pro and Platform plans
- Message data retention extendable from 45 days to 365 days on Pro and Platform
Limitations
- No automation, journey builder or stored audiences
- Inbound email is not included on the Free and Basic plans
- Dedicated IPs, extended retention and DMARC monitoring are priced as add-ons
- The free tier permits no overage, so sending stops at 100 emails
- All three paid plans start at the same 10,000 emails, so the choice is really about overage rate
Plans
Pricing
Brevo
- Free $0 / month Up to 300 emails per day and storage for up to 100,000 contacts, with the Brevo logo on emails.
- Starter From $9 / month No daily sending limit; the price scales with monthly email sending volume.
- Standard From $18 / month Adds marketing automation, A/B testing and reporting for growing teams. Scales with sending volume.
- Enterprise Not stated Custom sending volumes, advanced security and dedicated support, quoted by sales.
Postmark
- Free $0 100 emails per month with no overages permitted, and 45 days of data retention. Never expires.
- Basic $15 Per month from 10,000 emails, overage $1.80 per 1,000. 45 days of data retention, no inbound email.
- Pro $16.50 Per month from 10,000 emails, overage $1.30 per 1,000. Adds inbound email and data retention customisable to 365 days.
- Platform $18 Per month from 10,000 emails, overage $1.20 per 1,000. Adds unlimited custom domains and message streams.
What users say
Review Scores · opens after launch
Brevo
- Ease of use
- Not rated yet
- User interface
- Not rated yet
- Onboarding
- Not rated yet
- Support and service
- Not rated yet
- Value for money
- Not rated yet
- Features
- Not rated yet
No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.
Postmark
- Ease of use
- Not rated yet
- User interface
- Not rated yet
- Onboarding
- Not rated yet
- Support and service
- Not rated yet
- Value for money
- Not rated yet
- Features
- Not rated yet
No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.
Where this comes from
Where this comes from
Brevo https://www.brevo.com · checked against the official source on 2026-08-19
Postmark https://postmarkapp.com · checked against the official source on 2026-09-09
This table lists factual criteria taken from information the vendors publish themselves. For how we put it together, see the methodology.