Klaviyo vs Mailchimp
They differ on 3 of the 13 things buyers in this category actually ask about. Here is where, and what each one asks you to give up.
Klaviyo
UsageEcommerce lifecycle marketing with revenue attribution per flow.
Strongest argument
Attributes revenue to individual flows, so spend is defensible
Biggest objection
Expensive at larger list sizes
Built around ecommerce — a poor fit for B2B or content newsletters.
Mailchimp
UsageThe best-known all-rounder for broadcasts and basic automation.
Strongest argument
Templates and a builder anyone in marketing can use immediately
Biggest objection
You pay for unengaged contacts unless you prune the list yourself
Cost scales on total contacts, including people who never open anything.
The differences that matter
Where they actually diverge
Only the rows where the two disagree. Everything they both do is listed below.
Cost
What each costs at 50 people
List price only. It ignores add-ons, seat minimums and the cost of the move itself — all of which routinely dwarf the difference below.
Prices are unverified estimates — useful for comparing orders of magnitude, not for budgeting. Confirm the current figure with the vendor before you commit to anything.
Common ground
What both of them do
These will not help you choose — which is exactly why they are worth knowing about before a vendor pitches one as a differentiator.
- Billed onContacts stored
- Ecommerce integrationYes
- Transactional sendingYes
- Marketer-usable builderYes
- SOC 2Yes
- EU data residencyNo
- Self-hostableNo
- Open sourceNo
- Public APIYes
- Native mobile appsNo
In full
Every pro and con, both sides
Klaviyo
- Attributes revenue to individual flows, so spend is defensible
- Behavioural segmentation on real store data
- Email and SMS in one platform with shared profiles
- Expensive at larger list sizes
- Wasted on teams without a store to attribute against
- Steeper learning curve than general-purpose senders
Mailchimp
- Templates and a builder anyone in marketing can use immediately
- Broad integration list across ecommerce and CRM
- Reporting is clear without configuration
- You pay for unengaged contacts unless you prune the list yourself
- Automation is shallow next to purpose-built lifecycle tools
- Price increases at each contact tier have pushed many teams to leave
Questions
Klaviyo vs Mailchimp, answered
Klaviyo or Mailchimp — which is better?
Neither, in the abstract. Klaviyo suits you if attributes revenue to individual flows, so spend is defensible matters most; Mailchimp if templates and a builder anyone in marketing can use immediately does. The honest trade-offs are: Klaviyo — Built around ecommerce — a poor fit for B2B or content newsletters. Mailchimp — Cost scales on total contacts, including people who never open anything.
Is Klaviyo cheaper than Mailchimp?
At least one of them is priced on usage rather than headcount, so there is no honest like-for-like figure. Model both against your own volume — contacts, events or tickets — before comparing, because the headline numbers measure different things.
Can we migrate from Klaviyo to Mailchimp?
Usually yes, and the difficulty depends on history, integrations and headcount far more than on the two products. Data export quality is the thing to check first: ask both vendors what you can take with you before you commit to either. Our questionnaire produces a scoped estimate for the move.
What else should we consider besides Klaviyo and Mailchimp?
In email marketing the other credible options are Brevo, Kit (ConvertKit), Resend. Narrowing to two before you have written down your requirements is the most common way to end up with the wrong one.
Do not stop at two