Brevo vs Mailchimp in 2026: Send-Based Pricing vs Contact-Based Familiarity
Both are polished, general-purpose email and SMS platforms with AI content tools baked in. The real fork is pricing: Brevo charges by what you send, Mailchimp charges by who is on your list, and that single difference changes which one is cheaper as you grow.
Brevo
Mailchimp- Brevo charges by monthly email sends with unlimited contact storage on every paid plan; Mailchimp charges by contacts stored, so a growing list raises the bill even if send frequency stays flat.
- Mailchimp reports a 99% transactional delivery rate and 500 million emails sent daily; Brevo does not publish a comparable daily volume figure.
- Mailchimp has sent over 9.8 billion AI-generated emails across its customer base, a scale figure Brevo does not match in its own published materials.
- Brevo is a French company with EU data residency and native GDPR jurisdiction; Mailchimp is a US company offering GDPR compliance tooling rather than EU-native incorporation.
- Mailchimp's free plan caps at 500 contacts and 1,000 sends/month; Brevo's free plan allows unlimited contacts with 300 emails/day.
- Mailchimp offers 300+ integrations against Brevo's narrower but still solid third-party and developer API support.
Brevo and Mailchimp compete directly for the same buyer: a small-to-midsize business that wants an easy email and SMS platform with AI-assisted content and does not need enterprise-grade automation depth. Brevo's entire differentiation is pricing structure and geography, unlimited contact storage with billing based on send volume, and EU-native GDPR architecture. Mailchimp's differentiation is polish and reach, a 24-year-old brand with 300+ templates, 300+ integrations, and 9.8 billion AI-generated emails sent through its tools. Neither tool wins on raw feature depth against category leaders like Klaviyo or ActiveCampaign; the choice between these two is mostly about whether your list grows faster than your send frequency, and whether you need EU data residency.
The tools at a glance
Brevo
All-in-one email, SMS, WhatsApp, and CRM platform priced by emails sent, not contacts stored
Brevo's pitch to anyone comparing it with Mailchimp is simple: your bill should track how much you send, not how many names sit in your database. A business holding 80,000 contacts but emailing a tight, filtered segment weekly pays far less here than on Mailchimp's per-contact model. That difference compounds as a list grows from imports, integrations, and old customers who never unsubscribed but also never get emailed.
Beyond pricing, Brevo covers SMS, WhatsApp, live chat, push notifications, and a CRM with deal pipelines from one dashboard, and its French incorporation puts it under EU data protection law directly rather than through a compliance page bolted onto a US company. The AI content generator and AI send-time optimization are included from Standard, $18/month, upward.
Where Brevo lags is interface polish and automation depth at the entry tier. Marketing automation and A/B testing sit behind the Standard plan, and reviewers consistently describe the UI as less refined than Mailchimp's, with some settings buried deeper in menus. For a business that values pricing predictability and EU compliance over interface polish, that tradeoff is easy to accept.
| Feature | Free $0 | Starter From $9/mo | Standard From $18/mo | Professional From $539/mo |
|---|---|---|---|---|
| Monthly email sends | 300/day | From 20k | From 20k | From 150k |
| Contact storage | Unlimited | Unlimited | Unlimited | Unlimited |
| Marketing automation | ✗ | ✗ | ✓ | ✓ |
| AI content generator | ✓ | ✓ | ✓ | ✓ |
| WhatsApp and push | ✗ | ✗ | ✗ | ✓ |
| Built-in CRM | ✗ | ✗ | ✗ | ✓ |
Mailchimp
Email and SMS marketing with AI content creation and a free tier for small lists
Mailchimp's 24-year head start shows up in polish more than in raw feature novelty. The drag-and-drop editor and 300+ templates are built for someone with zero design background to produce a professional campaign inside an hour, and the platform reports a 99% transactional delivery rate across 500 million emails sent daily, a scale reference few competitors can match with real numbers.
The AI layer has genuinely broad adoption: customers have sent over 9.8 billion AI-generated emails through Mailchimp's tools, and SMS integration on top of email produces up to 97% higher click rates when brands run both channels together, according to the company's own reported figures. Automation templates cover welcome series, abandoned cart, and re-engagement out of the box, with 300+ integrations covering most eCommerce and CRM platforms a small business would already run.
The catch is the pricing model that competes directly with Brevo: contacts stored, not emails sent, drive the bill, and the free plan caps at 500 contacts with only 1,000 sends per month. Behavioral segmentation and automation depth also fall short of Klaviyo for eCommerce brands with complex flows, and support is email and chat only, with mixed reviews on response speed.
| Feature | Free $0/month | Essentials From ~$13/month | Standard From ~$20/month | Premium From ~$350/month |
|---|---|---|---|---|
| Contacts | Up to 500 | Up to 500+ | Up to 500+ | Unlimited |
| Email sends per month | 1,000 | 5,000+ | 6,000+ | Unlimited |
| AI content tools | Basic | ✓ | ✓ | ✓ |
| Marketing automation | Basic | ✓ | ✓ | ✓ |
| SMS marketing | ✗ | Add-on | Add-on | Add-on |
| Predictive segmentation | ✗ | ✗ | ✓ | ✓ |
Head-to-head feature comparison
| Feature | Brevo | Mailchimp |
|---|---|---|
| Pricing basis | Priced by emails sent per month, unlimited contacts stored | Priced by contacts stored, not emails sent |
| Free plan limits | 300 emails/day, unlimited contacts | 500 contacts, 1,000 sends/month |
| AI content tools | AI content generator on every plan including free | AI tools helped send 9.8 billion+ AI-generated emails |
| Marketing automation availability | Standard plan ($18/mo) and above only | Basic automation on Free; enhanced automation from Standard |
| SMS marketing | Available from Starter, credits purchased separately | Add-on on Essentials and above, billed by volume |
| Data residency / GDPR posture | French company, EU-native GDPR jurisdiction and data residency | US company with GDPR compliance tooling, not EU-native incorporation |
| Deliverability track record | Strong transactional infrastructure via SMTP/API; no published daily volume figure | 99% transactional delivery rate, 500 million emails sent daily |
| Integration count | Solid but narrower third-party library than Mailchimp | 300+ integrations across eCommerce, CRM, and analytics tools |
| Built-in CRM | Yes, on Professional tier | No built-in CRM |
| A/B testing | Standard plan and above | Essentials plan and above |
| Starting paid price | $9/month (Starter) | $13/month (Essentials) |
Which should you choose?
BrevoMailchimpBrevoMailchimpBrevoMailchimpBrevo and Mailchimp overlap more than almost any other pair in this category, which is exactly why the pricing model decides most of the argument. Run the same list size and send frequency through both calculators before committing: a large, infrequently-emailed list favors Brevo, while a smaller list emailed constantly narrows the gap and lets Mailchimp's polish and integration count carry more weight. Neither company is going to change its core pricing philosophy to chase the other's customers.
Bottom line
Pick Brevo if your contact list is large relative to how often you actually email it, or if EU data residency is a hard requirement rather than a preference. Pick Mailchimp if you want the most polished, widely-integrated builder available and your list size stays closer to your send frequency, since the contact-based pricing will not punish you as much in that scenario. For eCommerce brands doing complex behavioral automation, both fall short of Klaviyo and that gap should factor into the decision regardless of which of these two you pick.
Frequently asked questions
Is Brevo actually cheaper than Mailchimp for a business with a large contact list?
Yes, in the common case of a large list with selective sending. Brevo charges based on emails sent per month with unlimited contact storage, while Mailchimp charges based on contacts stored regardless of how often you email them. A business with 50,000 contacts but low weekly send volume will typically land in a much cheaper Brevo tier than the equivalent Mailchimp plan.
Which platform has better AI content generation, Brevo or Mailchimp?
Mailchimp has the larger proof point at scale, with customers having sent over 9.8 billion AI-generated emails through its tools. Brevo includes an AI content generator on every plan including free, so it is more broadly accessible at the entry tier, but Mailchimp's AI tooling has a longer track record and wider adoption data behind it.
Is Mailchimp or Brevo better for GDPR compliance in the EU?
Brevo is the stronger choice for teams that need GDPR compliance as a jurisdictional fact rather than a feature. It is a French company subject to EU law directly, with data residency options in Europe. Mailchimp is a US company that provides GDPR compliance tools and documentation, which is meaningfully different from being incorporated and regulated under EU law itself.
Does Brevo or Mailchimp have better automation for eCommerce?
Mailchimp has somewhat deeper native eCommerce integrations with platforms like Shopify and WooCommerce, plus predictive segmentation on its Standard plan. Brevo's automation is capable but locked behind its Standard tier, and neither platform matches Klaviyo's behavioral automation depth for complex eCommerce flows, so brands with sophisticated automation needs should weigh both against Klaviyo directly.
Can I use SMS with both Brevo and Mailchimp?
Yes, both support SMS as a channel. Brevo includes SMS from the Starter plan with credits purchased separately, and combines it with WhatsApp on Professional. Mailchimp offers SMS as an add-on from Essentials upward, also billed by message volume, and reports up to 97% higher click rates for brands combining SMS with email.
Which tool is easier to use for someone with no marketing background?
Mailchimp is generally considered the easier and more polished interface, which is consistent with its two-decade focus on serving non-technical small business owners. Brevo's functionality is comparable but reviewers note the UI feels more dated in places, with some settings requiring more digging to find, though the underlying feature set is not meaningfully weaker.