Brevo vs Optimizely (2026): Pricing, Features & Verdict
Brevo is our pick, scoring 6.9/10 against 6.6/10 for Optimizely on our Marketing criteria. Its biggest advantage: higher Cost score (8/10 vs 2/10). Only Brevo has a free plan.
Last updated: November 2026
Brevo
6.9/10
Brevo, formerly Sendinblue, is a multichannel marketing platform for email, SMS, WhatsApp, automation and transactional messaging, with a built-in sales CRM for small and mid-sized businesses.
Optimizely
6.6/10
Optimizely is an enterprise digital experience platform that combines web and feature experimentation, a headless CMS, commerce, a content marketing platform and a customer data platform.
Feature-by-Feature Comparison
| Feature | | |
|---|---|---|
| Scores | ||
| Overall Rating | 6.9/10 | 6.6/10 |
| Scalability | 7/10 | 9/10 |
| Ease of Use | 8/10 | 6/10 |
| Customization | 6/10 | 8/10 |
| Security | 7/10 | 8/10 |
| Support | 5/10 | 6/10 |
| Cost | 8/10 | 2/10 |
| Integration | 7/10 | 8/10 |
| Analytics | 6/10 | 8/10 |
| Pricing | ||
| Free plan | Yes | No |
| Cheapest paid plan | $9/mo Starter | Contact for pricing |
| Estimated cost for 10 users | $499/mo Professional | Contact for pricing |
| Features | ||
| A/B Testing | ||
| E-commerce Features | ||
| Segmentation | ||
| Email Marketing | Not listed | |
| Landing Pages | Not listed | |
| SMS Marketing | Not listed | |
Brevo vs Optimizely cost by team size
| Team size | Brevo | Optimizely |
|---|---|---|
| 1 user | FreeFree | Contact for pricing |
| 5 users | $499/moProfessional | Contact for pricing |
| 10 users | $499/moProfessional | Contact for pricing |
| 25 users | Contact for pricing | Contact for pricing |
| 50 users | Contact for pricing | Contact for pricing |
The plan that fits each team size, billed monthly, before add-ons and usage charges. Each cost opens that tool's pricing calculator for the team size.
Who Brevo and Optimizely suit
Brevo fits small business better; Optimizely fits enterprise better.
| Audience | Brevo | Optimizely |
|---|---|---|
| Small Business | 9/10A free plan, paid plans from $9 a month, and email and SMS in one account make Brevo an easy fit for small teams. | 2/10Opaque, high pricing and a complex setup put it out of reach for most small businesses. |
| Enterprise | 4/10An Enterprise plan with SSO and multi-account management exists, but its pricing is not public and reviews raise concerns about suspensions and support. | 9/10Custom enterprise pricing, a broad product suite, and SSO limited to higher packages all show it is built for large organizations. |
| Developers | 6/10Transactional email through an API and SMTP, plus webhooks, is available on every plan. | 7/10It offers an API-first CMS, SDK-based feature flags and server-side testing. |
| E-commerce | 6/10Includes ecommerce features, transactional email and SMS for online stores. | 7/10The Commerce product and personalization serve large online retailers. |
| Marketing Teams | 7/10Automation, A/B testing and multichannel campaigns are available, but the more advanced features only arrive on the $499 Professional tier. | 8/10Marketers get experimentation, personalization, CMS and a content marketing platform in one suite. |
| Agencies | 4/10Seat limits of 1 to 10 users and no multi-client features are noted. | Not rated |
| Freelancers | 7/10A free plan with 300 emails a day and a $9 single-user Starter plan suit solo users. | Not rated |
| Mid-Market | 6/10Professional adds 10 seats, WhatsApp and contact scoring, but the jump in price from Standard is large. | Not rated |
| Product Teams | Not rated | 8/10Feature Experimentation offers server-side testing and feature flags for product releases. |
| Startups | 8/10Low entry pricing and transactional email on every plan suit early-stage products, though low contact caps on the smallest send tiers can force upgrades. | Not rated |
Which One Should You Choose?
Why choose Brevo
- Has a free plan (Optimizely does not)
- Higher Cost score (8/10 vs 2/10)
- Higher Ease of Use score (8/10 vs 6/10)
- Better fit for small business (9/10 vs 2/10)
Why choose Optimizely
- Higher Scalability score (9/10 vs 7/10)
- Higher Customization score (8/10 vs 6/10)
- Better fit for enterprise (9/10 vs 4/10)
Pros & Cons
Brevo
Pros
- The free plan sends 300 emails a day and allows up to 100,000 contacts, which is generous for testing the product or for very small lists.
- Pricing is based mainly on how many emails you send, so businesses with large lists that email rarely can keep costs low.
- Transactional email through an API and SMTP, outbound webhooks and a Zapier connector are included on every plan, including Free.
- Email, SMS, WhatsApp, push, live chat and a sales CRM are available from one vendor.
Cons
- On Starter and Standard, the lowest send tiers cap contacts at 500 to 2,500, which can force earlier upgrades.
- Pop-ups, contact scoring, WhatsApp, inbound webhooks and phone support all require Professional, which starts at $499 a month.
- Many reviewers on Capterra and Trustpilot report sudden account suspensions with unclear reasons and slow reinstatement.
- SMS and WhatsApp are billed as prepaid credits on top of the plan price, and the CRM is a separate purchase.
Optimizely
Pros
- One of the most mature A/B testing tools, with client-side, multi-page and server-side testing backed by its own Stats Engine.
- Experimentation, CMS, commerce, a content marketing platform and a CDP come from one vendor, which cuts down on stitching tools together.
- Reviewers cite a large third-party integration ecosystem as a strength.
- Data Platform segments use predictive scores for purchase likelihood, churn and lifetime value, and can be activated directly in tests.
- Security program includes SAML SSO, two-step verification, annual third-party penetration tests and a bug bounty.
Cons
- No public pricing. Reviewers on G2 and TrustRadius call it expensive and the quotes opaque.
- Reviewers mention a learning curve and difficult navigation, especially in the CMS interface.
- Implementation can take weeks or months, according to comparison articles.
- SSO is limited to certain packages.
- Too heavy for teams that only need simple website A/B tests.
Not sold on either?
Frequently Asked Questions
Brevo scores higher on our Marketing criteria: 6.9/10 against 6.6/10 for Optimizely. The largest gap is in Cost: 8/10 for Brevo and 2/10 for Optimizely.
Brevo has a free plan; Optimizely does not list one.
Brevo is the better fit for small business: we rate it 9/10 for them, against 2/10 for Optimizely.
