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Brevo (formerly Sendinblue) vs Klaviyo Comparison · CTFM
Compare: Brevo (formerly Sendinblue) vs Klaviyo
A side-by-side analysis to help you find the right tool.
Brevo (formerly Sendinblue)
Freemium
(Under $50/mo)
Free tier (300 emails/day, unlimited contacts)
View Details
Klaviyo
Freemium
($50–$200/mo)
Free tier (250 contacts)
View Details
Key Differences
Budget Tier
Brevo (formerly Sendinblue)
Under $50/mo
Klaviyo
$50–$200/mo
Free Trial
Brevo (formerly Sendinblue)
Free tier (300 emails/day, unlimited contacts)
Klaviyo
Free tier (250 contacts)
Company Size Fit
Brevo (formerly Sendinblue)
Solo / Freelancer, Small Team (2–20), Mid-Market (20–200)
Klaviyo
Solo / Freelancer, Small Team (2–20), Mid-Market (20–200), Enterprise (200+)
Business Type Fit
Brevo (formerly Sendinblue)
B2B, B2C, D2C / E-commerce
Klaviyo
B2C, D2C / E-commerce
Target Channels
Brevo (formerly Sendinblue)
Email Lists
Klaviyo
Google Shopping, Instagram, Facebook, Email Lists, Website Visitors
Best For
Brevo (formerly Sendinblue)
Budget-conscious businesses wanting email + SMS + basic CRM combined
Klaviyo
E-commerce brands needing behavioral email and SMS marketing
Pros
Brevo (formerly Sendinblue)
Volume based pricing models provide significant cost savings for organizations managing large contact databases with lower sending frequencies.
Generous free tier allows early stage companies to test campaigns and build foundational marketing sequences at zero initial software cost.
Integrated multi-channel messaging capabilities span email, SMS, and WhatsApp natively within one unified platform.
Transactional email infrastructure is included directly within the core offering to support essential system notifications.
Klaviyo
Unrivaled integration depth with major e-commerce platforms
Advanced predictive analytics for customer lifetime value
Serves as the foundational CRM for modern direct to consumer brands
Cons
Brevo (formerly Sendinblue)
Workflow automation builder offers fewer advanced conditional branching options compared to enterprise alternatives.
Deliverability performance has occasionally required closer monitoring during periods of high volume scaling.
User interface lacks the refined aesthetic polish found in competing market solutions.
Klaviyo
Pricing scales steeply as your contact database grows
Steep learning curve required for complex automation flows
What They Share
