Last updated: May 2026 | Reading time: 9 minutes
Mailchimp and Klaviyo are two of the most recognised names in email marketing — but they have grown in very different directions, and the gap between them has widened significantly in 2026. Mailchimp has been through repeated pricing increases and free plan cuts since its acquisition by Intuit in 2021. Klaviyo has gone public, doubled down on ecommerce, and built one of the most data-driven platforms on the market.
If you are still deciding between the two, it helps to understand what ecommerce email marketing actually involves before comparing tools — our guide to ecommerce email marketing covers the fundamentals clearly.
This comparison breaks down exactly how Mailchimp and Klaviyo differ across pricing, ecommerce features, automation, ease of use, and support — so you can make the right call without second-guessing yourself later. You can also find our Klaviyo alternatives list and find suitable pick among other tools.
Quick Comparison
| Feature | Mailchimp | Klaviyo |
|---|---|---|
| Free Plan | Yes (250 contacts) | Yes (250 contacts) |
| Starting Paid Price | ~$13/month | ~$20/month |
| Ecommerce Focus | General purpose | Purpose-built |
| Automation Depth | Moderate | Best-in-class |
| SMS Included | Add-on only | Add-on (Email + SMS plan) |
| Contact Billing | All contacts incl. unsubscribed | Active profiles only |
| Ease of Use | ★★★★★ | ★★★★☆ |
| Template Library | Extensive | Good |
| Capterra Rating | 4.5 (17,000+ reviews) | 4.6 (450+ reviews) |
| Best For | Beginners, non-ecommerce | Ecommerce stores |
The Core Difference in One Sentence
Klaviyo is purpose-built for ecommerce stores. Mailchimp is a general-purpose marketing platform built for businesses of all types.
That single distinction drives almost every meaningful difference between the two. If you run an online store on Shopify, WooCommerce, or BigCommerce, Klaviyo was designed for your exact use case — its entire architecture is built around purchase behaviour, product data, and ecommerce revenue. If you run a blog, a small service business, a non-profit, or a brand that does not rely on ecommerce revenue as its primary channel, Mailchimp’s broader appeal and lower entry price serve you better.
Pricing Comparison
Mailchimp
Mailchimp’s pricing has become increasingly difficult to recommend in 2026. Since Intuit’s acquisition in 2021, free plan limits have been cut repeatedly — the plan once supported 2,000 contacts and now covers just 250, with no automation and no email scheduling included.
- Free: 250 contacts, 500 emails/month, no automation, Mailchimp branding on every email, support for first 30 days only
- Essentials: ~$13/month for 500 contacts (basic automations, A/B testing, no multi-step journeys)
- Standard: ~$20/month for 500 contacts (Customer Journey Builder, multi-step automation, behavioural targeting)
- Premium: ~$350/month (advanced segmentation, multivariate testing, priority support)
A critical watch-out: Mailchimp charges for all contacts on your list — including unsubscribed contacts — unless you manually archive them. At larger list sizes, this billing quirk commonly pushes actual monthly costs 20–40% above the plan’s listed price. SMS is a paid add-on and not included in any standard tier.
Klaviyo
Klaviyo’s pricing is contact-based but works differently to Mailchimp in one important way: it charges only for active profiles — contacts who can actually receive emails. Unsubscribed or suppressed contacts do not count toward your billing tier, which makes list management significantly less punishing.
- Free: 250 active profiles, 500 emails/month, 150 SMS/MMS credits, email support for first 60 days
- Email: ~$20/month for 251–500 contacts, 5,000 email sends/month, email and chat support
- Email + SMS: ~$35/month for 251–500 contacts, includes 1,250 SMS/MMS credits and mobile push notifications
- Enterprise: Custom pricing for large organisations
At 10,000 contacts, Klaviyo’s Email plan costs ~$130/month versus Mailchimp Standard at ~$135/month. The prices are comparable at that scale — but Klaviyo’s ecommerce feature depth at that price point is considerably deeper.
Verdict on Pricing
Mailchimp wins on entry-level price, but Klaviyo offers better value for ecommerce stores when you account for active-only billing and what you actually get at each tier. For stores that outgrow the free plan quickly, Klaviyo’s pricing model is more transparent and more predictable as your list scales.
Ecommerce Features
This is the category that decides the comparison for most readers.
Klaviyo
Klaviyo is built from the ground up for ecommerce, and no other platform at this price point comes close to matching its native store integration. Its architecture treats purchase behaviour, product data, and customer lifetime value as first-class data — available as flow triggers, segmentation conditions, and personalisation variables without any additional setup.
Out of the box you get:
- 60+ pre-built automation flows covering abandoned cart, browse abandonment, post-purchase, back-in-stock, price drop, win-back, and replenishment — ready to activate in minutes
- Dynamic product blocks — real products pulled from your store into emails with live prices and images
- Predictive analytics — customer lifetime value, churn risk score, and predicted next purchase date built into every contact profile
- Real-time segmentation based on purchase history, order value, browse behaviour, and customer lifecycle stage
- Revenue attribution showing exactly which flows and campaigns drove sales
If you want to understand what well-executed ecommerce email marketing looks like in practice, our full breakdown of ecommerce email marketing explains how these flows drive revenue across the customer lifecycle.
Mailchimp
Mailchimp’s ecommerce capabilities have genuinely improved in 2026. Its Customer Journey Builder — available from the Standard plan at ~$20/month — supports multi-step automations triggered by Shopify purchase events, abandoned cart, and website visits. The Shopify integration syncs customer, product, and order data into contact profiles.
Where Mailchimp falls short is in trigger complexity and personalisation depth. Browse abandonment, price drop triggers, and predictive replenishment — standard Klaviyo features — are not available. Product recommendation blocks powered by purchase history do not exist at the same level. For stores that depend on email as a primary revenue channel, Mailchimp’s ecommerce toolset is functional but noticeably shallower.
Verdict on Ecommerce
Klaviyo wins decisively. The difference is not marginal — Klaviyo’s ecommerce infrastructure is in a different category to Mailchimp’s. For any store where email is expected to drive meaningful revenue, Mailchimp will feel limiting sooner rather than later.
Automation
Klaviyo
Klaviyo’s automation is built around ecommerce logic — and within that scope, it is the best available at this price point. Every flow can be triggered by granular customer actions: product viewed, checkout started, order placed, price dropped, subscription renewed. Conditional branching, A/B testing within flows, predictive send-time optimisation, and split testing across entire sequences are all available on paid plans.
The real advantage is the data layer underneath. Because Klaviyo ingests real-time store data continuously, automations stay accurate — segmentation updates dynamically, product blocks reflect live inventory, and revenue attribution tracks every touchpoint.
Mailchimp
Mailchimp’s Customer Journey Builder is a genuine step up from its older automation tools and works well for standard sequences — welcome series, post-purchase follow-ups, re-engagement campaigns. The visual builder is clean and approachable for non-technical users.
The limitations become clear at scale. Multi-step automations require the Standard plan. There is no browse abandonment trigger, no predictive optimisation on lower tiers, and no A/B testing within flows on the Essentials plan. For straightforward email sequences, Mailchimp works. For behaviour-driven ecommerce automation, it runs out of depth quickly.
Verdict on Automation
Klaviyo wins on automation depth for ecommerce. Mailchimp is sufficient for basic sequences and non-ecommerce use cases, but for stores that need behaviour-triggered flows with real purchase data, Klaviyo is clearly the stronger platform.
Ease of Use
Mailchimp
Mailchimp is the more beginner-friendly platform of the two and has been for years. The interface is clean and familiar, setup is quick, and the template library — one of the largest available — means you can send a professional-looking campaign within an hour of signing up. For small businesses, bloggers, or anyone who wants to get started quickly without a learning curve, Mailchimp is genuinely hard to beat.
The tradeoff is that the simplicity has a ceiling. Once you move beyond basic campaigns into automation, segmentation, and ecommerce flows, Mailchimp’s limitations become more visible.
Klaviyo
Klaviyo has a steeper initial learning curve. The platform’s depth — flow builder, segmentation engine, predictive analytics, A/B testing — means new users can feel overwhelmed during onboarding. The interface is well-designed and has improved significantly, but the volume of options is higher than Mailchimp.
That said, Klaviyo’s complexity is inseparable from its power. Users who invest the time consistently report that it becomes intuitive once the core concepts click — and the pre-built ecommerce flows mean most stores can have abandoned cart, welcome series, and post-purchase automations running within a day.
Verdict on Ease of Use
Mailchimp wins on ease of use, particularly for new users and small businesses without dedicated marketing resources. Klaviyo rewards the investment of time but demands more of it upfront.
Reporting and Analytics
Klaviyo
Klaviyo’s reporting is built around revenue, which is exactly what ecommerce stores need. Every report ties campaign performance back to orders and revenue generated — you can see precisely which flows are driving sales, which segments convert best, and what each customer is worth over their lifetime. Predictive analytics surface churn risk and next purchase date at the individual contact level.
Mailchimp
Mailchimp’s reporting covers the standard metrics — open rates, click rates, unsubscribes, bounce rates — clearly and accessibly. Revenue reporting is available when your store is connected, but the depth is considerably shallower than Klaviyo’s. Advanced reporting and multivariate testing are gated behind the Premium plan at $350/month.
Verdict on Reporting
Klaviyo wins for ecommerce reporting. Mailchimp covers the basics well but does not provide the revenue-focused analytics that ecommerce stores need to optimise performance over time.
Customer Support
Mailchimp
Email support is available on all paid plans. Live chat is included on Standard and above. Phone support is not available on any plan. The Essentials plan loses chat support, which is a meaningful gap for new users who need guidance. Mailchimp has a large knowledge base and an active community given its size, but direct support access has been reduced as pricing has changed.
Klaviyo
Email and chat support are available on paid plans. The free plan includes email support for the first 60 days only — after that, free users are limited to community and documentation. Klaviyo Academy offers structured learning courses and certifications, which partially compensates for the steeper learning curve. Priority support is available on higher tiers.
Verdict on Support
Mailchimp edges ahead on paid plan support accessibility. Klaviyo’s Academy and documentation are strong, but the loss of support on the free plan after 60 days is worth noting for stores that take time to get started.
Who Should Choose Klaviyo?
- You run an online store on Shopify, WooCommerce, or BigCommerce
- Email is a primary revenue channel and you need attribution to prove it
- You want browse abandonment, price drop triggers, and predictive analytics built in — not bolted on
- You are willing to invest time learning a more powerful platform
- Your list is growing and you want billing based only on contactable profiles
Who Should Choose Mailchimp?
- You run a blog, service business, non-profit, or brand where ecommerce is not your primary model
- You are new to email marketing and want the fastest, simplest way to get started
- Budget is tight and the lower entry price matters more than ecommerce depth
- Your campaigns are relatively straightforward — newsletters, announcements, basic sequences
- You want the most extensive template library available
Final Verdict
Neither tool is universally better — they serve different markets with different needs.
Choose Klaviyo if you run an ecommerce store and email is expected to drive revenue. Its native Shopify integration, 60+ pre-built ecommerce flows, predictive analytics, and active-profile billing make it the stronger platform for any store that takes email marketing seriously. The higher starting price and steeper learning curve are justified by what you get in return.
Choose Mailchimp if your business is not primarily ecommerce, or if you are starting out and want the simplest, most accessible platform available. It remains a capable tool for general email marketing — but its repeated pricing increases, free plan cuts, and shallower ecommerce functionality make it harder to recommend for store owners in 2026 than it was even two years ago.
If you are still weighing up the broader landscape of email marketing tools for your store, our full roundup of the best ecommerce marketing tools covers Klaviyo, Mailchimp, Omnisend, ActiveCampaign, and more side by side.