This comparison covers Klaviyo and Brevo on pricing, G2 user ratings, core features, and the use cases where each tool performs best. Both are legitimate options; the goal is to help you pick the right one for your specific situation, not to declare a universal winner.
| Klaviyo | Brevo | |
|---|---|---|
| Starting price | Free up to 250 contacts; paid from $20/mo | Free; paid from $25/mo |
| G2 rating | 4.6/5 (1,000+) | 4.5/5 (4,800+) |
| Best for | ecommerce, shopify, direct-to-consumer | budget, small-business, transactional-email |
Klaviyo
Klaviyo is the leading email and SMS platform for e-commerce brands. Revenue-based attribution and deep Shopify integration make it the default choice for DTC companies.
Pros
- Deep Shopify/Magento integration
- Revenue attribution built in
- SMS + email in one platform
Cons
- Expensive as list grows
- Primarily e-commerce focused
- B2B use cases feel forced
Brevo
Brevo (formerly Sendinblue) offers one of the best free email marketing tiers; 300 emails/day with no contact limit. Paid plans add automation, SMS, and transactional email at budget-friendly prices.
Pros
- Generous free tier (300 emails/day)
- Affordable transactional email
- SMS included
Cons
- Branding still transitioning from Sendinblue
- Automation less powerful than ActiveCampaign
- US support hours limited
How to decide
Choose Klaviyo if you need: Deep Shopify/Magento integration; Revenue attribution built in.
Choose Brevo if you need: Generous free tier (300 emails/day); Affordable transactional email.
G2 users rate Klaviyo higher (4.6/5 vs 4.5/5), though rating differences under 0.3 points rarely reflect material quality differences. Read recent G2 reviews in your specific industry segment for the most relevant signal.
Frequently asked questions
Is Klaviyo better than Brevo?
It depends on your use case. Klaviyo (Free up to 250 contacts; paid from $20/mo, 4.6/5 on G2) is best for ecommerce, shopify, direct-to-consumer. Brevo (Free; paid from $25/mo, 4.5/5 on G2) is better for budget, small-business, transactional-email. Neither is universally superior; the right choice depends on your team size, budget, and workflow requirements.
How does Klaviyo pricing compare to Brevo?
Klaviyo pricing: Free up to 250 contacts; paid from $20/mo. Brevo pricing: Free; paid from $25/mo. Both vendors typically offer annual billing discounts. Request current quotes directly from each vendor for accurate comparison, especially if your team has over 20 seats.
What are the main differences between Klaviyo and Brevo?
Klaviyo differentiates on: Deep Shopify/Magento integration; Revenue attribution built in. Brevo differentiates on: Generous free tier (300 emails/day); Affordable transactional email. G2 reviewers rate Klaviyo slightly higher overall (4.6/5 vs 4.5/5).