Brevo vs Klaviyo
A source-aware comparison of pricing, documented capabilities and workflow fit.
Short answer
- Price: not directly comparable — Brevo is free tier available, Klaviyo is free tier available.
- How to start: both are free tier available.
- Where they differ: only Brevo has mobile app; both offer public api and sso (saml).
These lines are generated from the pricing we track, not from a paid placement. How we score tools.
What Brevo is
Brevo combines email campaigns, SMS, automation and a light CRM, priced by emails sent rather than contacts stored. Billing by emails sent rather than contacts stored changes the maths for lists with a large inactive tail. The interface is broad rather than deep, so teams running sophisticated lifecycle programmes usually outgrow the automation builder.
What Klaviyo is
Klaviyo is the smartest marketing automation platform for e-commerce. It uses store data to analyze 'who bought what and when.' This lets you build incredibly detailed automations like 'send a discount to customers who haven't bought in 30 days but have spent over $500.' Known as the 'brain of e-commerce,' it is the top choice for brands looking to turn data into sales.
Side by side
| Brevo | Klaviyo | |
|---|---|---|
| Category | Marketing | Marketing |
| How to start | Free tiernot a monthly price | Free tiernot a monthly price |
| Public API | Yes | Yes |
| Mobile app | Yes | No |
| Open source / self-hostable | No | No |
| SSO (SAML) | Yes | Yes |
| Visit | Brevo ↗ | Klaviyo ↗ |
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What Brevo is built to do
- Send-based pricing
- Charges for messages sent instead of contacts stored.
- Email, SMS and WhatsApp
- Runs several channels from the same contact list and automations.
- Built-in CRM
- Keeps a light contact and deal record without a separate system.
What Klaviyo is built to do
- Flow Builder
- Dozens of smart workflows for welcome emails, cart recovery, and more.
- Dynamic Content
- Auto-show items in emails that a customer recently viewed or might like.
- Benchmarks
- Compare your marketing performance against other brands in your specific sector.
- SMS Marketing
- Multiply your conversions by backing up emails with targeted SMS messages.
Choose Brevo if
- Solo creators starting out — the free plan needs no credit card and is positioned for individuals building an online presence
- Small teams sending across channels: Starter covers email and transactional messages with the drag-and-drop editor, templates, forms and advanced segmentation
- Businesses ready to automate: Standard adds unlimited multi-step automation workflows and A/B testing on top of Starter
Skip Brevo if
- You need SMS included — Brevo sends SMS but the credits are sold separately from the plan
- You want your logo-free sending on the cheapest tier: removing the Brevo logo is a paid item rather than a default
- Your volume is unpredictable — Starter is quoted from 5,000 emails per month and the plan price moves with the send volume you pick
Choose Klaviyo if
- Ecommerce stores starting a list — the free plan covers 250 profiles and 500 emails a month
- Teams that want email and SMS from the same profile data
- Shops already on Shopify or WooCommerce, where the integration does the work
Skip Klaviyo if
- Your list is real — 250 profiles is a starting allowance, and the price rises with contact count from there
- You need a figure before signing up: Klaviyo does not publish its paid tiers on the pricing page, only an estimate builder
- You send SMS heavily; mobile messages are metered separately
Evidence and freshness
Where a claim on this page comes from a vendor page, it is linked here.
Brevo: pros & cons
- Pricing by send volume, not list size
- SMS and email in one platform
- Usable free tier
- Deliverability trails premium providers
- Interface can feel cluttered
- Automation builder is limited on lower tiers
Klaviyo: pros & cons
- Data Depth: Unrivaled at using store data to drive marketing results.
- Segmentation: Group your customers with surgical precision based on purchase habits.
- Predictions: Uses AI to predict exactly when a customer will make their next purchase.
- E-mail + SMS: Combine both communication channels into a single automated flow.
- Pricey: Costs grow quite steeply as your subscriber list becomes larger.
- Learning Curve: Requires deep e-commerce knowledge to utilize every feature effectively.
- Setup: Integrating with non-Shopify platforms can be technically complex.
Our verdict on Brevo
The send-based pricing is genuinely better for big, quiet lists.
Our verdict on Klaviyo
The most powerful and intelligent tool for turning e-commerce data into revenue.
Brevo vs Klaviyo: common questions
- Does Brevo or Klaviyo have a free plan?
- Both do: Brevo has a free tier with limits, and Klaviyo has a free tier with limits.
- What is the difference between Brevo and Klaviyo?
- On the criteria we check, only Brevo has mobile app; both offer public api and sso (saml). The table above lists every criterion side by side.