Klaviyo
ActiveCampaign
Campaign Monitor
1. User sentiment:
Klaviyo leads in user satisfaction, but both platforms serve different needs
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Average Rating | 4.6/5 (1000+ reviews) | 4.5/5 (13K+ reviews) | 4.7/5 (1000+ reviews) |
| Ease of Use Sentiment | Well-regarded for ecommerce workflows | Valued for powerful customization | Consistently praised as intuitive and user-friendly |
| Customer Support | Email and chat support (phone support not available) | Chat and ticket support but lacks phone or advanced deliverability assistance | 24/5 global support with phone access (premier plan), email assistance, and deliverability expertise |
| User Loyalty | Praised by ecommerce professionals | High retention among growth-focused businesses | Many users report 10+ years of usage |
| Best for → | Ecommerce brands and data-driven marketers | Growing businesses needing advanced features | Marketers prioritizing usability and design |
While ActiveCampaign is highly rated among growing businesses and Klaviyo is popular among ecommerce businesses, Campaign Monitor by Marigold consistently earns praise for its intuitive interface and exceptional customer support.
"LOVE Campaign Monitor... it's very user friendly. The support is exceptional. It helps us reach a large audience in a personal way and a format which drives results above industry benchmarks.”
2. Design & user experience
Klaviyo wins on ecommerce-focused design, ActiveCampaign offers more flexibility
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Email Editor | Drag-and-drop with ecommerce focus | Drag-and-drop builder with 250+ templates | Intuitive drag-and-drop email builder with auto-branded templates |
| Template Library | A wide range of e-commerce-specific templates | A wide range of templates with advanced personalization | Mobile-optimized templates with auto-branded options |
| Customization Level | Deep ecommerce customization | Deep customization with conditional content | Balance of simplicity and customization |
| Brand Consistency | Brand kit and style settings | AI Brand Kit for instant brand application | Auto-branded templates from website URL |
| Best for → | Ecommerce stores requiring product-focused emails | Multi-industry businesses requiring decent customization features | Marketers wanting professional design without complexity |
Klaviyo's design tools are specifically built for ecommerce, featuring product recommendation blocks and shoppable content. ActiveCampaign offers broader design flexibility suitable for various industries and use cases.
Campaign Monitor provides the best of both approaches—professional templates that automatically pull your brand elements, combined with an intuitive interface that doesn't require technical expertise.
Campaign Monitor strikes an ideal balance between professional design quality and ease of use. Users consistently describe Campaign Monitor templates as "THE BEST looking" and appreciate the auto-branded feature that pulls branding directly from website URLs, eliminating manual design work.
"Role Models used Campaign Monitor's drag-and-drop email builder to maintain consistent brand presence across communications, helping them achieve a 23.5% open rate and 12.6% click-through rate, driving a 24% increase in bookings."
3. Automation & journeys
ActiveCampaign offers decent automation complexity, Klaviyo excels in ecommerce flows
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Trigger Options | Triggers based on purchases, behavior, and site/app activity | Contact behavior, purchases, web/app activity | Time-based, behavior-based, and event-based triggers (opens, clicks) |
| Prebuilt Journeys | 80+ prebuilt flows | 950+ automation recipes | Welcome series, abandoned cart, anniversaries |
| Multi-channel Support | Email, SMS, push notifications | Email + SMS + WhatsApp integration | Focused on email-centric journeys |
| Best for → | Ecommerce lifecycle marketing | Businesses requiring sophisticated customer journeys | Marketers needing sophisticated but accessible automation |
ActiveCampaign offers 950+ pre-built automation recipes and AI-powered workflow generation. Users can input goals and generate complete automated sequences instantly. Klaviyo's automation capabilities are purpose-built for ecommerce success, with sophisticated triggers based on browsing behavior, purchase history, and customer lifecycle stages.
Campaign Monitor provides the sweet spot between ActiveCampaign and Klaviyo. With simple branching and prebuilt journeys (welcome series, abandoned cart, anniversaries), the platform makes advanced automation easier to implement without sacrificing capability.
And while Klaviyo and ActiveCampaign offer multi-channel support, Campaign Monitor has perfected email for over two decades, focusing on delivering maximum success in this powerhouse channel.
"Wonderful Union saved 40 hours weekly using Campaign Monitor's automated email marketing campaigns and saw a 13% increase in CTR on automated sequences, generating a 700% ROI from email marketing campaigns."
4. Deliverability & performance
Both platforms excel in deliverability with different strengths
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Delivery Rate | Consistently high delivery rates (exact number not mentioned on the website) | Industry-standard delivery rates (the exact number isn’t mentioned on the website) | 99% delivery rate |
| Inbox Placement | Consistent inbox placement | Dedicated deliverability control | Strong reputation with email providers |
| Deliverability Tools | Deep ecommerce analytics included | Omnichannel reporting with attribution models | Inbox previews, spam testing, deliverability experts |
| Performance Tracking | Deliverability score and optimization | Predictive sending and BotSense filtering | Real-time delivery and engagement tracking |
| Best for → | Ecommerce performance optimization | Teams needing detailed attribution and insights | Businesses prioritizing reliable delivery |
Both platforms maintain excellent deliverability rates. Klaviyo focuses on ecommerce-specific metrics like revenue attribution, while ActiveCampaign provides broader omnichannel performance tracking.
Campaign Monitor offers unique advantages with access to deliverability experts, real-time tracking, inbox previews, spam testing, and non-human click filtering that removes bot (non-human) activity from reports. This combination of reliable infrastructure and expert support makes it ideal for businesses that want excellent deliverability without technical complexity.
"We use Campaign Monitor because it is quite easy to use. It is also very reasonably priced. We haven't had any problems with deliverability or in creating the emails."
5. Segmentation & personalization
Klaviyo leads with unified customer data, ActiveCampaign offers advanced segmentation
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Segmentation Capabilities | RFM analysis and behavioral targeting | Behavior-based and AI-powered segmentation (e.g., web visits, purchase data, CRM activity) | Custom fields and advanced segmentation using demographic and behavioral data |
| Dynamic Content | Product recommendations based on behavior | Conditional and dynamic content blocks | Dynamic content blocks using if/else logic and custom fields |
| Personalization Options | Deep personalization using Liquid tags (name, email) and behavioral data | Automatically generated personalization tags | Supports default tags (name, email) and up to 50 custom fields (birthday, country) |
| Targeting Precision | CLV, churn risk, next purchase date | AI-assisted audience segmentation using detailed behavioral and profile data | Strong targeting by engagement, behavior, demographics, and preferences |
| Preference Management | Customer account experience with self-service options | Preference center | Fully customizable preference center (fields, frequency, topics) |
| Best for → | Ecommerce personalization | Businesses needing granular audience control | Marketer-friendly personalization without complexity |
ActiveCampaign supports advanced personalization through custom fields, dynamic content blocks, personalization tags, and AI-suggested segments with field types (e.g., dropdowns, checkboxes, hidden fields). Klaviyo offers real-time tracking of browsing behavior, purchase history, and customer lifecycle stages. The platform creates unified customer profiles that eliminate data silos.
Campaign Monitor provides the perfect sweet spot with segmentation and personalization tools delivered through a structured and user-friendly platform built for marketers. The platform excels with powerful segmentation tools, including custom fields and behavioral data (location, purchase history, etc), dynamic content, and a fully customizable preference center (frequency, topics). It supports up to 50 custom fields and personalization tags (name, birthday, country).
The Australian Red Cross used Campaign Monitor's preference center and smart segmentation to achieve a 68% increase in open rates, a 201% increase in click-through rates, and a 75% increase in conversions from a single personalized email campaign.
6. Integration ecosystem
ActiveCampaign wins on integration breadth, Klaviyo focuses on ecommerce depth
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Number of Integrations | 350+ integrations | 950+ available integrations | 250+ integrations with focus on quality |
| Ecommerce Integrations | Deep Shopify, WooCommerce, BigCommerce | Shopify, WooCommerce, BigCommerce, Magento | Shopify, WooCommerce, MailSync |
| CRM Integrations | Salesforce and ecommerce-specific CRM integrations | Salesforce, Pipedrive, Zoho CRM | Integrations with various CRM platforms (Salesforce, Zoho, Zapier) |
| API Flexibility | API with extensive documentation | API access for bi-directional sync | Robust API for custom integrations |
| Best for → | Ecommerce-focused deep integrations | Teams needing extensive third-party connections | Marketers working with major platforms seeking quality |
ActiveCampaign clearly wins with 950+ integrations covering multiple industries and use cases. Klaviyo's 350+ integrations focus specifically on ecommerce and related tools.
While ActiveCampaign and Klaviyo offer a broader integration volume, Campaign Monitor delivers a focused, marketer-friendly experience—ideal for teams that want dependable, easy-to-deploy email marketing tools.
Girls Who Code leveraged Campaign Monitor's Salesforce integration with custom fields for deeper list precision, helping them achieve a 40% email open rate, 22% click-to-open rate, and a 150% increase in student applications.
7. AI-powered features
Both platforms offer strong AI features with different focuses.
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Content Generation | AI-powered content generation | Generative AI for emails, landing pages, subject lines | Content creation with AI writer |
| Design Intelligence | Brand kit and style settings | AI Brand Kit with instant font, color, logo application | Personalized copy suggestions (adapt your content for specific audiences), auto-branding |
| Predictive Features | Predictive sending, CLV modeling | Predictive sending and win probability scoring | Send time recommendation & time zone sending feature |
| Optimization Tools | Performance benchmarking with AI | AI campaign builder creates entire journeys from prompts | A/B testing with insights & goals (increase open-rates, click-through rates, and visits to a URL) |
| Best for → | Ecommerce performance optimization | Multi-channel AI automation | Focused AI assistance for marketers |
Klaviyo focuses on ecommerce-specific predictions (customer lifetime value and churn risk, AI-powered content creation, and predictive sending), while ActiveCampaign focuses on automation and personalization with its AI campaign builder, AI writer, and AI Brand Kit.
Campaign Monitor offers focused AI tools for marketers—like AI writer to create content and refine copy, send time optimization (sending emails when a subscriber is most likely to engage), and a time zone sending feature that adjusts delivery times to match each subscriber’s local time.
While ActiveCampaign offers more AI tools, Campaign Monitor's approach provides practical assistance that integrates seamlessly into the workflow without requiring extensive setup or configuration.
8. Pricing & scalability
Both platforms offer scalable pricing solutions.
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Free Plan | $0 (250 contacts) | 14-day free trial | $0 (500 contacts) |
| Entry-Level Plan | Email: Starts at $45/month | Starter: Starts at $15 USD/month | Lite: Starts at $12 USD/month |
| Mid-Tier Plan | Email + SMS: Starts at $60/month | Plus: Starts at $49 USD/month, Pro: Starts at $79 USD/month | Essentials: Starts at $29 USD/month |
| Enterprise Plan | Enterprise: Custom pricing | Enterprise: Starts at $145 USD/month | Premier: Starts at $159 USD/month |
| Best for → | Growing ecommerce brands | High-volume senders | Businesses wanting predictable pricing |
Campaign Monitor, Klaviyo, and ActiveCampaign offer flexible pricing based on your contact and month send needs.
9. Support & resources
Both platforms offer responsive support
| Feature | Klaviyo | ActiveCampaign | Campaign Monitor |
|---|---|---|---|
| Support Channels | Email/chat support across plans (phone support not available) | Chat and ticket support available on all plans | 24/5 global support via multiple channels (email support on all tiers, phone support on Premium) |
| Customer Support Satisfaction | Generally well-regarded for helpful support, but some online reviews suggest longer response time | Well-regarded for helpful support | Fast response times praised |
| Onboarding | Guided onboarding via academy and agency partners | Onboarding assistance on higher tiers | Professional services team and deliverability experts |
| Knowledge Base | Klaviyo academy, community forum, help center | Help docs, training & events | Extensive help center, training videos, and email academy (even on free plan) |
| Best for → | Ecommerce-specific guidance | Teams wanting guidance and strategy support | Responsive, personalized support |
ActiveCampaign offers chat and ticket support, with guidance delivered through its resource center and training tools, while Klaviyo provides email and chat support (phone support not available), along with resources like the Klaviyo community.
Campaign Monitor, on the other hand, offers 24/5 global support via email and phone (premium plan), access to deliverability experts regardless of plan tier, onboarding assistance, and extensive resources like training videos and an email academy.
"Been working with Campaign Monitor for 10+ years… Not only does the platform make sending highly-customized emails easy and fun, their support team is phenomenal… Highly recommend."
