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Omnisend vs Klaviyo: Which is better in 2026?

A side-by-side comparison of pricing, features, and use cases to help you decide between Omnisend and Klaviyo.

Omnisend

Email and SMS marketing for e-commerce

From $16/mo
Free plan available
Klaviyo

Marketing automation platform built for e-commerce

From $20/mo
Free plan available

Head-to-head comparison

Feature Omnisend Klaviyo
Starting price $16/mo ✓ Cheaper $20/mo
Free plan ✓ Yes ✓ Yes
Pricing model freemium freemium
G2 rating 4.6/5 4.6/5
Capterra rating 4.7/5 4.6/5
Founded 2014 2012

Omnisend: pros & cons

Pros
  • Built for e-commerce
  • Email + SMS in one platform
  • Good Shopify integration
  • Generous free plan
Cons
  • Less powerful for non-e-commerce
  • Automation builder can be limiting
  • Smaller template library than Mailchimp

Klaviyo: pros & cons

Pros
  • Best-in-class e-commerce features
  • Deep Shopify integration
  • Powerful segmentation
  • Revenue attribution
Cons
  • Expensive at scale
  • Overkill for non-e-commerce
  • Learning curve for automations

Choose Omnisend if...

  • You run a Shopify, WooCommerce, or BigCommerce store and want email and SMS automations that trigger on shopping behaviour like abandoned cart or post-purchase
  • You want email and SMS marketing in one platform without paying separately for two tools
  • Your e-commerce store is growing and you need audience segmentation based on purchase history, browse behaviour, and order value
Read Omnisend review →

Choose Klaviyo if...

  • Your Shopify store needs abandoned cart, browse abandonment, and post-purchase flows that trigger from real-time storefront behaviour
  • You want to segment your email list by purchase history, predicted lifetime value, or product category to send genuinely relevant campaigns
  • Your brand does both email and SMS and wants both channels running from a single automation flow with unified revenue attribution
Read Klaviyo review →

Our verdict

Omnisend and Klaviyo are closely matched on user ratings. Omnisend is the more affordable option. The right pick depends on your team size and workflow.

Omnisend vs Klaviyo: frequently asked questions

Is Omnisend better than Klaviyo?

Both tools have similar G2 ratings. The best tool depends on your specific use case and budget.

Which is cheaper, Omnisend or Klaviyo?

Omnisend is cheaper, starting at $16/mo.

What is the main difference between Omnisend and Klaviyo?

Omnisend focuses on email campaigns, sms marketing, push notifications. Klaviyo focuses on email marketing, sms marketing, advanced segmentation. Both serve similar use cases but differ in approach and pricing model.

Can I migrate from Omnisend to Klaviyo?

Most teams migrate between Omnisend and Klaviyo within a day or two. Export your data from Omnisend (typically as CSV or via API), then use Klaviyo's import wizard to bring it across. Check each tool's help centre for a step-by-step migration guide before switching.