Mailchimp vs Constant Contact:
Which Tool Wins in 2025?

13 minute read

This breakdown puts Mailchimp and ConvertKit side by side to see which one better aligns with your email marketing and list-building goals.

Disclaimer: The features, pricing, and details mentioned for each product are as of July 2025 and may have changed since then.

Comparison Image
CategoryWinnerNotes
User Sentiment Mailchimp Mailchimp: 4.4/5 (5000+ reviews)
Constant Contact: 4.1/5 (6000+ reviews)
Design & User Experience Constant Contact Constant Contact excels in beginner-friendly design, while Mailchimp offers more advanced customization as noted in reviews online.
Automation & Journeys Mailchimp Mailchimp provides 60+ triggers and advanced branching logic, while Constant Contact offers prebuilt journeys like welcome emails, cart reminders, resends, and promos
Deliverability & Performance Mailchimp Mailchimp: 4.4/5 99% delivery rate
Constant Contact: 97% delivery rate
Segmentation & Personalization Mailchimp Both platforms offer dynamic content, custom fields, and logic-based targeting. Mailchimp also offers predictive segmentation and AI-powered targeting.
Integration Ecosystem Tie Mailchimp: 300+ integrations vs. Constant Contact: 300+ integrations
AI-Powered Features Mailchimp Mailchimp's Intuit Assist and Creative Assistant vs. Constant Contact's AI copy generator and BrandKit. Mailchimp offers more AI-powered tools.
Pricing & Scalability Tie Both Mailchimp and Constant Contact offer contact-based pricing models
Support & Resources Constant Contact Mailchimp offers email and chat on paid tiers, with priority support only on the premium plan, while Constant Contact provides live phone and chat support across all plans, with priority access on higher tiers.

“Campaign Monitor instead of Mailchimp”

I like how simplified the email marketing campaigns are when using Campaign Monitor. I tried to initially use Mailchimp but I found this difficult to use as somebody only just starting out on an email marketing platform.

Madalyn M., Marketing Specialist, Mid-Market (G2)

Head to head comparison

1. User sentiment: AWeber edges out with better user ratings, but both platforms satisfy their core audiences

Feature Mailchimp Constant Contact Campaign Monitor
Average Rating 4.4/5 (5000+ reviews) 4.1/5 (6000+ reviews) 4.7/5 (1,000+ reviews)
Ease of Use Sentiment Praised for powerful features but can be complex as noted in online reviews Beginner-friendly Consistently praised as intuitive
Customer Support Satisfaction Well-rated Generally, well-regarded for accessible support but some online reviews have mentioned longer support response time Highly rated with personalized support
User Loyalty Strong among SMBs and ecommerce Strong among small businesses and nonprofits Many users report 10+ years of usage
Best for → Businesses wanting advanced features Absolute beginners prioritizing simplicity Marketers prioritizing usability and design

While Mailchimp and Constant Contact are highly rated among small businesses, Campaign Monitor by Marigold consistently earns praise for its intuitive interface and exceptional customer support.

quotation mark

"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.

Verified User in Leisure, Travel & Tourism


2. Design & user experience: Constant Contact wins on simplicity, Mailchimp offers more power

Feature Mailchimp Constant Contact Campaign Monitor
Email Builder Drag-and-drop with New and Classic builders Drag-and-drop email editor Intuitive drag-and-drop email builder with visual design focus
Template Library A wide variety of industry-specific templates Mobile-responsive templates organized by purpose Mobile-optimized templates with auto-branded options
Design Complexity Two editor modes for different skill levels Single, streamlined editor focused on ease Balance of simplicity and customization
Mobile Optimization Responsive templates with mobile preview Automatic mobile adaptation All templates fully optimized for mobile
Brand Consistency Creative assistant for branding consistency BrandKit pulls assets directly from website Auto-branded templates from website URL
Best for → Users wanting design flexibility Users prioritizing speed and simplicity Marketers who value high-quality, professional design

Constant Contact’s single editor approach eliminates confusion, while its BrandKit automatically pulls logos, fonts, and colors from your website.

Mailchimp offers more sophisticated design options with its dual-editor system, but this can overwhelm beginners. The New Builder provides AI guidance and modern features, while the Classic Builder supports advanced customization for experienced users.

Campaign Monitor strikes an optimal balance between the two approaches, offering professional design capabilities without the complexity. 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.

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"Campaign Monitor's drag-and-drop editor is much better than other email platforms such as Mailchimp. The interface generally is very intuitive and easy to use...”

— A verified user in Marketing and Advertising (G2)


3. Automation & journeys: Mailchimp dominates with advanced workflow capabilities

Feature Mailchimp Constant Contact Campaign Monitor
Trigger Options Behavior, purchase, engagement, and time-based, 60+ triggers Includes email actions, link clicks, form signups, and ecommerce triggers Time-based, behavior-based, and event-based triggers
Workflow Complexity Advanced if/else rules with multiple conditions Simple linear workflows If/then branching
Prebuilt Journeys Cart recovery, welcome series, re-engagement Welcome series, event reminders, basic nurture Prebuilt automated journeys, such as welcome series, abandoned cart, anniversaries, and events
Advanced Features Multivariate testing, predictive sending Auto-resend to non-openers (standard+) Send time optimization and time zone sending feature
Best for → SMBs needing straightforward automation Simple automation needs Marketers needing sophisticated automation workflows

Mailchimp offers 60+ behavioral triggers and supports complex branching logic that can adapt based on subscriber actions.

Constant Contact's automation is simplified, offering 1 template on Lite, 3 on Standard, and unlimited custom workflows only on Premium. While this approach works for basic needs, it limits growth potential.

Campaign Monitor provides the sweet spot. With simple branching and prebuilt journeys (welcome series, abandoned cart, anniversaries), the platform makes advanced automation easier to implement without sacrificing capability.

quotation mark

"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."

Read the case study here ➔

4. Deliverability & performance: Both platforms deliver reliably with slight differences

Feature Mailchimp Constant Contact Campaign Monitor
Delivery Rate 99% deliverability rate 97% deliverability rate 99% delivery rate with strong reputation
Inbox Placement Strong reputation with major providers Consistent inbox placement Strong reputation with email providers
Deliverability Tools Content optimizer, spam testing AI-powered spam detection for content Inbox previews, spam testing, and deliverability experts
Send Reliability Consistent performance Reliable performance Consistently high performance
Analytics Tracking Comprehensive engagement metrics Basic to detailed reporting based on plan Real-time delivery tracking
Best for → High-volume senders Small to midsized businesses seeking reliable deliverability Businesses prioritizing reliable delivery with expert support

Both platforms maintain excellent deliverability standards, though Mailchimp edges slightly ahead with its 99% delivery rate compared to Constant Contact's 97%.

Mailchimp provides more sophisticated deliverability tools, including content optimization and advanced spam testing. The platform's global infrastructure handles high-volume sending more efficiently. Constant Contact focuses on maintaining consistent performance, using AI-powered spam detection to protect sender reputation.

Campaign Monitor matches Mailchimp's 99% delivery rate while providing accessible deliverability support, real-time tracking, inbox previews, spam testing, and non-human click filtering that removes bot (non-human) activity from reports. The platform offers real-time tracking and access to deliverability experts, helping teams proactively manage performance without technical complexity.

quotation mark

"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."

Verified user in Marketing and Advertising


5. Segmentation & personalization: Mailchimp offers superior targeting capabilities

Feature Mailchimp Constant Contact Campaign Monitor
Segmentation Options Predictive and behavioral segmentation Segment builder with criteria (tags, contact lists, membership, and activity) Custom fields and advanced segmentation using demographic and behavioral data
Dynamic Content Dynamic content with conditional logic and product recommendations Dynamic content (premium only) Dynamic content blocks using if/else logic and custom fields
Personalization AI-driven personalized product recommendations, extensive personalization options (merge tags, behavioral attributes) Personalize using contact details and custom fields Supports default tags (name, email) and up to 50 custom fields (birthday, country)
Targeting Precision Predictive demographics and purchase likelihood Targeting using tags, contact details, and activity Strong targeting by engagement, behavior, demographics, and preferences
Best for → Data-driven personalization strategies Simple, straightforward targeting Marketer-friendly personalization with visual tools

Mailchimp significantly outperforms Constant Contact in segmentation sophistication. The platform offers predictive segmentation, behavioral targeting, and even predicts customer demographics based on engagement patterns. Mailchimp's dynamic content capabilities allow different email sections to display based on subscriber data, while Constant Contact limits dynamic content to its Premium plan only.

Campaign Monitor bridges the gap 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).

quotation mark

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.

Read the case study here →

6. Integration ecosystem: Both platforms offer extensive connectivity

Feature Mailchimp Constant Contact Campaign Monitor
Total Integrations 300+ integrations 300+ integrations 250+ integrations
Ecommerce Platforms Shopify, WooCommerce, Squarespace Shopify, WooCommerce, Stripe Shopify, WooCommerce, MailSync
CRM Integrations Salesforce, Pipedrive, HubSpot Salesforce, Microsoft, LinkedIn Integrations with various CRM platforms (Salesforce, Zoho, Zapier)
API Flexibility API access for custom integrations API access with developer resources Robust API for custom integrations
Best for → Diverse business needs Social media-focused businesses Marketers working with major platforms seeking quality

While Mailchimp and Constant Contact 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.

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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.

Read the case study here →

7. AI-powered features: Mailchimp leads with comprehensive AI toolkit

Feature Mailchimp Constant Contact Campaign Monitor
Content Generation Intuit Assist for copy and subject lines AI copy generator Content creation with AI writer
Design Assistance Creative Assistant for multi-channel assets BrandKit for automatic branding Personalized copy suggestions (adapt your content for specific audiences), auto-branding
Optimization Tools Content Optimizer, Send Time Optimization Spam detection and content filtering A/B testing with insights & goals (increase open-rates, click-through rates, and visits to a URL)
Predictive Analytics Customer Lifetime Value, Purchase Likelihood Limited Send time recommendation & time zone sending feature
Best for → Comprehensive AI-powered marketing Marketers preferring simpler AI tools Focused AI assistance for marketers

Mailchimp offers a more comprehensive AI toolkit with Intuit Assist providing content generation, Creative Assistant handling design, and predictive analytics forecasting customer behavior. Constant Contact offers BrandKit that automatically applies brand elements and an AI copy generator.

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 Mailchimp 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: Constant Contact offers better value for growing lists

Feature Mailchimp Constant Contact Campaign Monitor
Free Plan $0 ( 500 contacts) 30-day free trial (100 email sends) $0 (500 contacts)
Entry-Level Essentials: Starts at $13/month Lite: Starts at $12/month Lite: Starts at $12 USD/month
Mid-Tier Standard: Starts at $20/month Essentials: Starts at $35/month Essentials: Starts at $29 USD/month
Premium Premium: Starts at $350/month Premium: Starts at $80/month Premier: Starts at $159 USD/month
Best for → Businesses with low-volume sending Businesses with variable sending needs Businesses wanting predictable, straightforward pricing

Campaign Monitor, Mailchimp, and Constant Contact offer flexible pricing based on your contact and month send needs.

9. Support & resources: Constant Contact excels in personalized assistance

Feature Mailchimp Constant Contact Campaign Monitor
Support Channels Email, chat (paid plans), phone (Premium) Phone and live chat support on all plans, priority support is accessible to premium user 24/5 global support via multiple channels (email support on all tiers, phone support on Premium)
Response Times Responsive support; priority support access on premium plan Responsive support; priority support access on premium plan Fast response times praised
Onboarding Personalized onboarding (Standard+) 1:1 onboarding Professional services team
Knowledge Base Extensive documentation Comprehensive help center with tutorials Extensive help center, training videos, and email academy (even on Free plan)
Best for → Self-sufficient users Users wanting hands-on guidance Businesses valuing responsive, accessible support

Constant Contact provides phone and chat support across all plans, but priority support is accessible to premium users. Mailchimp offers chat and email support on paid plans, plus phone support on higher tiers.

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.

quotation mark

"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."

JoAnn H., Creative Account Manager (G2)


Word on the Street Is…

★★★★★

"Campaign Monitor is the best"

★★★★★

"Campaign Monitor - easy to use and less hassle than Mailchimp"

★★★★★

“I love creating email workflows using Campaign Monitor."

The Verdict: Constant Contact is the better bet for absolute beginners and social media-focused businesses, while Mailchimp works well for small and mid-sized businesses

Cure Brain Cancer Foundation switched from Mailchimp to Campaign Monitor for better branding control, cost-efficiency, and automation scale, ultimately raising $1.6M AUD in one campaign (exceeding their $1.5M target) with a 90% reduction in non-fundraising registrants.


Read the case study here ➔

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Ready to leave the competition behind?

While both Mailchimp and Constant Contact offer solid email marketing capabilities, Campaign Monitor by Marigold combines the best of both worlds: powerful features that don't sacrifice usability, plus exceptional support that helps you succeed from day one.

Experience Campaign Monitor's intuitive design tools, robust automation, and award-winning customer support. See why thousands of businesses choose Campaign Monitor for better results and less complexity.

  1. 01

    Sign up & get 90% off your first month.

    Start your free trial in under 60 seconds. No credit card needed.

  2. 02

    Import or build your list

    Migrate your contacts instantly or build fresh lists with our simple tools.

  3. 03

    Launch your first campaign

    Create stunning emails with drag and drop and send to thousands in minutes.

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