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Email marketing

Kit (ConvertKit) vs Klaviyo

They differ on 5 of the 13 things buyers in this category actually ask about. Here is where, and what each one asks you to give up.

Creator-focused email with tag-based automation and strong deliverability.

Strongest argument

Visual automations that are genuinely easy to reason about

Biggest objection

Limited template design compared with Mailchimp

Plain-text-first design philosophy — heavy template design is not the point.

Klaviyo

Usage

Ecommerce 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.

The differences that matter

Where they actually diverge

Only the rows where the two disagree. Everything they both do is listed below.

CapabilityKit (ConvertKit)Klaviyo
ChannelsEmailEmail, SMS, Push
Ecommerce integrationNoYes
Transactional sendingNoYes
SAML single sign-onAvailable on some tier — check which, it is usually the expensive one.NoYes
SOC 2NoYes

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.

MeasureKit (ConvertKit)Klaviyo
Headline priceUsageUsage
Per year at 50 people
Free tierYesYes

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
  • AutomationFull lifecycle journeys
  • Marketer-usable builderYes
  • EU data residencyNo
  • Self-hostableNo
  • Open sourceNo
  • Public APIYes
  • Native mobile appsNo

In full

Every pro and con, both sides

Kit (ConvertKit)

  • Visual automations that are genuinely easy to reason about
  • Deliverability reputation is among the best in the category
  • Free up to 10,000 subscribers
  • Limited template design compared with Mailchimp
  • Ecommerce features are thinner than Klaviyo’s
  • Reporting is basic for larger marketing teams

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

Questions

Kit (ConvertKit) vs Klaviyo, answered

Kit (ConvertKit) or Klaviyo — which is better?

Neither, in the abstract. Kit (ConvertKit) suits you if visual automations that are genuinely easy to reason about matters most; Klaviyo if attributes revenue to individual flows, so spend is defensible does. The honest trade-offs are: Kit (ConvertKit) — Plain-text-first design philosophy — heavy template design is not the point. Klaviyo — Built around ecommerce — a poor fit for B2B or content newsletters.

Is Kit (ConvertKit) cheaper than Klaviyo?

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 Kit (ConvertKit) to Klaviyo?

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 Kit (ConvertKit) and Klaviyo?

In email marketing the other credible options are Brevo, Mailchimp, Resend. Narrowing to two before you have written down your requirements is the most common way to end up with the wrong one.