software
Mailchimp vs Klaviyo 2026 Comparison
Mailchimp is an all-in-one marketing platform suited for small businesses seeking affordability and ease of use, while Klaviyo is a behavior-driven CRM platform optimized for eCommerce brands needing advanced segmentation and data-driven lifecycle marketing. Klaviyo's pricing scales with active profiles, making it more expensive at scale but more powerful for data analytics.
Mailchimp
Marketing automation platform with visual campaign builders, audience management, and integrated CRM for subscriber-based marketing.
Small businesses, startups, and non-eCommerce marketers seeking an affordable, easy-to-use marketing platform
Score63%
VS
Klaviyo
E-commerce focused email and SMS marketing platform designed for growth-stage businesses with visual automation builder.
Growing eCommerce and D2C brands requiring sophisticated customer data analysis and behavior-driven marketing automation
Score63%
Quick Answer
AI SummaryMailchimp is an all-in-one marketing platform suited for small businesses seeking affordability and ease of use, while Klaviyo is a behavior-driven CRM platform optimized for eCommerce brands needing advanced segmentation and data-driven lifecycle marketing. Klaviyo's pricing scales with active profiles, making it more expensive at scale but more powerful for data analytics.
Our Verdict
AI-assistedBoth platforms excel in different contexts: Mailchimp is the better choice for budget-conscious small businesses seeking simplicity and affordability, while Klaviyo dominates for eCommerce brands requiring sophisticated customer data analysis and behavior-driven marketing. The selection ultimately depends on your business size, budget, and the sophistication of customer insights you need.
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Mailchimp
7.9/10
Klaviyo
7.1/10
Choose Mailchimp if
Best pickSmall businesses, startups, and non-eCommerce marketers seeking an affordable, easy-to-use marketing platform
Choose Klaviyo if
Growing eCommerce and D2C brands requiring sophisticated customer data analysis and behavior-driven marketing automation
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Key Differences at a Glance
- Primary Focus:✓ Klaviyo wins(eCommerce-focused B2C CRM vs All-in-one marketing platform)
- Pricing Model:✓ Mailchimp wins(Contact-based tiers ($13-$100/mo) vs Active profile-based ($20-$720/mo))
- Email Template Design:✓ Mailchimp wins(Better design variety and customization vs Optimized for data-driven eCommerce)
Key Facts & Figures
107 numeric metrics compared
| Metric | Mailchimp | Klaviyo | Ratio |
|---|---|---|---|
| Core Marketing Channels(channels) | 5 channels | — | — |
| Learning Curve Rating(1-10 scale) | 7 (moderate to high) | — | — |
| Starting Price (Monthly)(USD) | $0-$20 | — | — |
| Free Plan Subscriber Limit(contacts) | 250 | — | — |
| Free Plan Monthly Email Sends(emails/month) | 500 | — | — |
| G2 Aggregate Rating(out of 5) | 4.3/5 | — | — |
| Third-Party Integrations(count) | 300+ integrations | — | — |
| Entry-Level Paid Plan Price(USD/month) | $20 | — | — |
| Third-Party Integrations Available(integrations) | 1,200+ | — | — |
| Email Templates(count) | 200+ | — | — |
| Starting Price (Entry Tier)(USD/month) | $13/month | $20/month | |
| Cost at 5,000 Contacts/Profiles(USD/month) | $50-70/month | $100/month | |
| Cost at 50,000 Contacts/Profiles(USD/month) | $100/month | $720/month | |
| Monthly Email Send Limit (Entry Plan)(emails/month) | 1,000-5,000 | 5,000+ | |
| Monthly Cost (10,000 contacts)(USD) | $100 | — | — |
| Setup Time for First Campaign(hours) | 1-2 hours | — | — |
| Free Plan Subscriber Capacity(contacts/subscribers) | 250 contacts | — | — |
| Free Plan Monthly Email Limit(emails) | 1,000 emails/month | — | — |
| Global User Base(millions) | 13 million users | — | — |
| G2 Review Rating(stars out of 5) | 4.3/5 stars | — | — |
| Price Scaling Factor at 5,000 Subscribers(relative cost index) | Steep 3-4x multiplier | — | — |
| Free Plan Contact Capacity(contacts) | 500 contacts | — | — |
| Marketing Channels Supported(channels) | Email, basic social | — | — |
| Free Plan Contact Limit(contacts) | 500 | 500 | |
| Setup Time for Non-Developers(minutes) | 10-20 minutes | — | — |
| Maximum Monthly Email Limit(emails) | 300,000 (based on plan) | — | — |
| Starting Price (Paid Plan)(USD/month) | $13/month (Essentials) | — | — |
| Maximum Contact Plan(USD/month) | $800/month (100,000 contacts) | — | — |
| G2 Award Count(awards) | Transactional email and small business | — | — |
| API Integration Support(integrations) | 1000+ | — | — |
| User-Friendliness Rating(score) | 3.8/5 | — | — |
| Max Contacts (Starter Plan)(contacts) | 500 (free) / 5,000 (paid) | — | — |
| Average Implementation Time(days) | 0.08 months (1 hour) | 1-2 weeks (visual setup) | |
| Native CRM Integrations(integrations) | 3 (Salesforce, HubSpot, custom) | — | — |
| Customer Support Response Time(hours) | 12-24 hours (business hours) | — | — |
| Starting Monthly Cost(USD) | $20 | $20-45 | |
| Email Template Library(templates) | 130+ | 500+ | |
| Learning Curve (1=Easy, 5=Difficult)(scale) | 1 (beginner-friendly) | — | — |
| Starting Monthly Price(USD) | $0 (free tier) | $20 | |
| Pro Plan Monthly Cost (10k subscribers)(USD) | $50 | — | — |
| Ease of Use Rating(1-5 scale) | 7.8/10 | — | — |
| Pre-built Automation Templates(count) | 300+ | — | — |
| Free Tier Subscriber Limit(subscribers) | 500 free contacts | None (paid only) | — |
| Free Monthly Email Volume(emails) | Unlimited (with 10k contacts max) | — | — |
| Starter Tier Monthly Cost (50k contacts)(USD/month) | $350/month | — | — |
| Campaign Template Library(templates) | 500+ | — | — |
| API Response Time (P95)(milliseconds) | 250ms | — | — |
| Automation Workflow Steps (Free/Starter Tier)(workflows) | Unlimited (standard feature) | — | — |
| Maximum Contacts/Recipients(contacts) | Unlimited (with pricing increase) | — | — |
| Entry-Level Monthly Cost(USD) | $0 | — | — |
| Ecommerce Integrations(integrations) | 13+ | — | — |
| API Rate Limit(requests/second) | 10 calls/second | 500 req/sec | |
| Free Tier Contact Limit(contacts) | 500 | — | — |
| Cost at 10,000 Subscribers(USD/month) | $50-100 | — | — |
| Monetization Revenue Share(percent) | 0% (you handle payments) | — | — |
| Setup Time for Monetization(minutes) | 30+ (payment processor + Mailchimp config) | — | — |
| Starting Price(USD/month) | $0 (free tier) or $20 (Pro) | $20 | |
| Max Free Tier Contacts(contacts) | 500 | — | — |
| Email Deliverability Rate(%) | 96–98% | 98.5% | |
| Supported Communication Channels(channels) | 3 (email, SMS via paid add-on, social) | — | — |
| Average Setup Time(days) | 0.5-2 hours (no code required) | — | — |
| Monthly Cost for 5,000 Subscribers(USD) | $70/month | — | — |
| Automation Workflows on Standard Plan(count) | Limited (up to 5-10 per plan tier) | — | — |
| SMS Cost Per Message(USD) | $0.01-0.05 per SMS | $0.01-$0.015 | |
| Pre-Built Email Templates(count) | 100+ templates | — | — |
| User Onboarding Time (Average)(weeks) | 4-6 weeks | — | — |
| Cost per 1,000 Emails(USD) | $2–$7 (plan-dependent) | — | — |
| Free Tier Monthly Email Limit(emails) | 1,000/month | — | — |
| API Setup Time (Developer Hours)(hours) | 0.5–1 hour (UI-based) | — | — |
| Monthly Cost at 100K Emails/Month(USD) | $200–$350 (based on tier) | — | — |
| Average eCommerce Email Revenue Per Send(USD) | $72 | $72 | |
| Starting Price (Email Only)(USD/month) | $20/month (500 contacts) | $20/month (500 contacts) | |
| eCommerce Email Automation ROI(%) | 4,200% ROI (industry average) | 4,200% ROI (industry average) | |
| Segmentation Filter Count(filters) | 45+ filters | 45+ filters | |
| Client Revenue Tracked (Lifetime)(million USD) | $50M+ | $50M+ | |
| Channels Supported(count) | 3 (Email, SMS, WhatsApp) | 3 (Email, SMS, WhatsApp) | |
| Platform Rating(out of 5) | 4.7/5 | 4.7/5 | |
| Typical Onboarding Time(weeks) | 7-14 | 7-14 | |
| eCommerce Revenue Attribution(USD per email) | $72 per email sent | $72 per email sent | |
| eCommerce Platform ROI(%) | Industry average 4,200% | Industry average 4,200% | |
| Starting Monthly Price(USD) | $20+ (usage-based) | $20+ (usage-based) | |
| Email Deliverability Rate(%) | 99.2% | 99.2% | |
| API Rate Limit(requests per second) | 10,000 | 10,000 | |
| Entry-Level Monthly Price(USD) | $25 | $25 | |
| Price at 50,000 Contacts(USD) | $720 | $720 | |
| Ease of Use Score(/10) | 6.5 | 6.5 | |
| Email Integrations Count(integrations) | 400+ | 400+ | |
| Behavioral Automation Triggers(triggers) | 200+ | 200+ | |
| API Rate Limits(requests/second) | 60 | 60 | |
| SMS Deliverability Rate(percent) | 98% | 98% | |
| Free Email Monthly Limit(emails) | None | None | |
| E-commerce Templates Available(count) | 200+ Shopify-optimized | 200+ Shopify-optimized | |
| Open Rate Improvement (avg)(percent increase) | 10-15% with predictive send time | 10-15% with predictive send time | |
| Deliverability Rating(percent) | 99.1% | 99.1% | |
| Base Monthly Cost(USD) | $20 | $20 | |
| Lead Scoring Accuracy(percent) | 35% | 35% | |
| SMS Open Rate(percent) | 98% | 98% | |
| Native E-commerce Integrations(integrations) | 25+ including Shopify, WooCommerce, Amazon, TikTok Shop, custom APIs | 25+ including Shopify, WooCommerce, Amazon, TikTok Shop, custom APIs | |
| Setup Time (Minutes)(minutes) | 30-45 | 30-45 | |
| Automation Workflows (Free Tier)(workflows) | 5 active automations | 5 active automations | |
| Available Template Library(templates) | 150+ with AI generation | 150+ with AI generation | |
| SMS Average Revenue Per Message(USD) | $0.45 | $0.45 | |
| Base Monthly Price(USD) | $20 (for 500 contacts) | $20 (for 500 contacts) | |
| Free Trial Length(days) | 14 days | 14 days | |
| Email Templates Available(templates) | 500+ | 500+ | |
| API Rate Limit (Standard Plan)(requests/second) | 500 | 500 | |
| Maximum Contact Database Size(million contacts) | 100+ million | 100+ million |
Sourced from publicly available data ·
Key Differences
7 attributes compared head-to-head
Klaviyo leads1 tie
Mailchimp
Attribute
Klaviyo
- All-in-one marketing platformPrimary FocuseCommerce-focused B2C CRM(winner)
- Contact-based tiers ($13-$100/mo)(winner)Pricing ModelActive profile-based ($20-$720/mo)
- Better design variety and customization(winner)Email Template DesignOptimized for data-driven eCommerce
- Limited core featuresFree Plan FeaturesFull email features included(winner)
- Basic contact syncingData Integration StrengthUnified customer data foundation(winner)
- Small businesses and startupsBest ForGrowing eCommerce and D2C brands
- Standard audience segmentationSegmentation CapabilitiesAdvanced behavior-led segmentation(winner)
- Primary Focus
Mailchimp
All-in-one marketing platform
Klaviyo
eCommerce-focused B2C CRM(winner)
- Pricing Model
Mailchimp
Contact-based tiers ($13-$100/mo)(winner)
Klaviyo
Active profile-based ($20-$720/mo)
- Email Template Design
Mailchimp
Better design variety and customization(winner)
Klaviyo
Optimized for data-driven eCommerce
- Free Plan Features
Mailchimp
Limited core features
Klaviyo
Full email features included(winner)
- Data Integration Strength
Mailchimp
Basic contact syncing
Klaviyo
Unified customer data foundation(winner)
- Best For
Mailchimp
Small businesses and startups
Klaviyo
Growing eCommerce and D2C brands
- Segmentation Capabilities
Mailchimp
Standard audience segmentation
Klaviyo
Advanced behavior-led segmentation(winner)
Full Comparison
| Attribute | Mailchimp | Klaviyo |
|---|---|---|
| Core Marketing Channels(channels) | 5 channels | — |
| SMS Marketing Capability | Yes, with international expansion | — |
| Landing Page Builder Access | Free on all plans | — |
| AI Email Generation | Not available | — |
| SMS Marketing Capabilities | Full SMS suite with 2026 international expansion | — |
Show 53 more attributesEmail Templates(count) 200+ — Free Plan Email Features Limited core features only All email features included Email Template Design Options(variety level) Extensive design variety and customization eCommerce-optimized templates Segmentation Capabilities(trigger types) Standard audience segmentation Advanced behavior-led segmentation Customer Data Integration(depth level) Basic contact data syncing Unified customer data foundation Native CRM Included No (API integration only) — SMS Marketing Support Yes (added 2026, supports international markets) — Built-in CRM Yes, full CRM suite — Multi-Channel Marketing Email, SMS, landing pages, ads — Automation Features Advanced automation included — Landing Page Builder Yes (drag-and-drop, AI-assisted) No, third-party required CRM Functionality Full CRM with customer profiles — Lead Scoring Models Available(types) Behavioral segmentation only — Lead Scoring Sophistication(capability level) Basic (list segmentation only) — Automation Workflow Complexity ~5 basic automations Unlimited with predictive optimization Email Template Library(templates) 130+ 500+ Account-Based Marketing (ABM) Support No — Pre-built Automation Templates(count) 300+ — Campaign Template Library(templates) 500+ — Automation Workflow Steps (Free/Starter Tier)(workflows) Unlimited (standard feature) — Max Contacts (Paid Plan)(contacts) Unlimited — Automation Workflows(workflows) Unlimited (all plans) — Free Tier Contact Limit(contacts) 500 — Email Automation Workflows Advanced (conditional, behavioral triggers) — Built-in Payment Processing No (third-party required) — A/B Testing Capability Yes (subject lines, send time) — SMS Marketing Included in paid plans — Max Free Tier Contacts(contacts) 500 — Supported Communication Channels(channels) 3 (email, SMS via paid add-on, social) — Pre-Built Email Templates(count) 100+ templates — A/B Testing Capabilities Advanced (subject, send time, content) — Bounce Handling & List Cleaning Manual review required — Subscriber Management Features Full CRM with segmentation, tagging, custom fields — Campaign Scheduling Smart scheduling with AI optimization — Segmentation Capability Advanced behavioral data segmentation — Channels Supported(count) 3 (Email, SMS, WhatsApp) — AI Features Available(count) Personalized send time optimization — Customer Data Platform Built-in CDP as core foundation — Automation Capabilities(features) Unlimited triggered sequences with advanced conditional logic — Multi-Channel Support(channels) Email and SMS — Channels Supported(count) Email, SMS, Web Push, Forms — Segmentation Capabilities Behavioral, predictive, e-commerce segments, custom attributes — Personalization Capabilities AI-powered with customer data platform — Email Integrations Count(integrations) 400+ — SMS Capability(native integration) Native SMS included — E-commerce Templates Available(count) 200+ Shopify-optimized — Lead Scoring Accuracy(percent) 35% — Native E-commerce Integrations(integrations) 25+ including Shopify, WooCommerce, Amazon, TikTok Shop, custom APIs — Automation Workflows (Free Tier)(workflows) 5 active automations — Available Template Library(templates) 150+ with AI generation — SMS Channel Support(available) Yes (all plans) — Email Templates Available(templates) 500+ — Native Mobile App Push Support Web push only — | ||
| Free Plan Available | Yes (500 contacts) | — |
| Starting Price (Monthly)(USD) | $0-$20 | — |
| Starting Price (Entry Tier)(USD/month) | $13/month(winner) | $20/month |
| Cost at 5,000 Contacts/Profiles(USD/month) | $50-70/month(winner) | $100/month |
| Cost at 50,000 Contacts/Profiles(USD/month) | $100/month(winner) | $720/month |
Show 27 more attributesMonthly Cost (10,000 contacts)(USD) $100 — Free Plan Monthly Email Limit(emails) 1,000 emails/month — Free Plan Contact Limit(contacts) 500 500 Starting Price (Paid Plan)(USD/month) $13/month (Essentials) — Maximum Contact Plan(USD/month) $800/month (100,000 contacts) — Free Plan Availability Full-featured free plan — Free Tier Available(yes/no) Yes (up to 500 contacts) — Starting Monthly Cost(USD) $20 $20-45 Starting Monthly Price(USD) $0 (free tier) $20 Pro Plan Monthly Cost (10k subscribers)(USD) $50 — Free Tier Subscriber Limit(subscribers) 500 free contacts None (paid only) Entry-Level Monthly Cost(USD) $0 — Starting Price(USD/month) $0 (free tier) or $20 (Pro) $20 SMS Delivery Cost(USD per message) Not offered (email-focused) — Voice Call Cost(USD per minute) Not offered — Cost per 1,000 Emails(USD) $2–$7 (plan-dependent) — Free Tier Monthly Email Limit(emails) 1,000/month — Monthly Cost at 100K Emails/Month(USD) $200–$350 (based on tier) — Starting Price (Email Only)(USD/month) $20/month (500 contacts) — Price at 100K Contacts(USD/month) Varies by plan features — Pricing Structure Active profiles (contacts with behavior) — Free Contact Storage(contacts) Limited (plan-dependent) — Starting Monthly Price(USD) $20+ (usage-based) — Entry-Level Monthly Price(USD) $25 — Price at 50,000 Contacts(USD) $720 — Free Email Monthly Limit(emails) None — Base Monthly Cost(USD) $20 — | ||
| Learning Curve Rating(1-10 scale) | 7 (moderate to high) | — |
| Typical Onboarding Time(weeks) | 7-14 | — |
| Segmentation Depth | Sophisticated data-driven rules | — |
| 24/7 Support Availability | Yes, varies by plan | — |
| Phone Support Availability(hours/day) | Business hours (paid plans) | — |
| Email Support Cost(USD/month) | Included (higher plans only) | — |
| Customer Support Availability(hours/day) | 24/5 email, phone 9-5 EST | — |
| Automation Complexity Level | Basic (Customer Journey Builder) | Advanced multi-channel |
| Email Deliverability Testing | A/B testing and design testing (free) | — |
| eCommerce Platform Support(platforms) | More extensive platform coverage | — |
| CRM Integration Capabilities | Basic contact management | — |
| API Integration Support(integrations) | 1000+ | — |
| Native CRM Integrations(integrations) | 3 (Salesforce, HubSpot, custom) | — |
| Ecommerce Integrations(integrations) | 13+ | — |
Show 3 more attributesPre-Built Integrations(count) Extensive custom via API — E-commerce Integration Quality Native integration with major platforms — Shopify Integration Yes (native + Plus tier) — | ||
| User Skill Level Required | Beginner-friendly | — |
| Setup Time for First Campaign(hours) | 1-2 hours | — |
| User Learning Curve(hours) | Minimal (intuitive interface) | — |
| Setup Time for Non-Developers(minutes) | 10-20 minutes | — |
| User-Friendliness Rating(score) | 3.8/5 | — |
Show 5 more attributesLearning Curve Difficulty(score (1-10)) 2/10 (simple) — Learning Curve (1=Easy, 5=Difficult)(scale) 1 (beginner-friendly) — Ease of Use Rating(1-5 scale) 7.8/10 — Learning Curve(difficulty level) 1-2 weeks — Setup Time (Minutes)(minutes) 30-45 — | ||
| Free Plan Subscriber Limit(contacts) | 250 | — |
| Monthly Cost for 5,000 Subscribers(USD) | $70/month | — |
| SMS Cost Per Message(USD) | $0.01-0.05 per SMS | $0.01-$0.015(winner) |
| Free Plan Monthly Email Sends(emails/month) | 500 | — |
| G2 Aggregate Rating(out of 5) | 4.3/5 | — |
| Built-in E-commerce Features | Limited (abandoned cart via integrations) | — |
| Paid Plan Email Sending(sends per month) | Capped by contact tier multipliers | — |
| Integrated CRM & Contact Management | Full CRM suite with advanced segmentation | — |
| Built-in E-commerce & Monetization | Limited e-commerce via integrations | — |
| CRM Type | Basic add-on CRM | — |
Show 1 more attributeSMS Marketing Included Yes, native SMS — | ||
| Overage Fees on Paid Plans | Yes - charges per contact/send overages | — |
| Third-Party Integrations(count) | 300+ integrations | — |
| Analytics & Reporting Depth | Comprehensive campaign performance and subscriber insights | — |
| Entry-Level Paid Plan Price(USD/month) | $20 | — |
| Cost at 10,000 Subscribers(USD/month) | $50-100 | — |
| Third-Party Integrations Available(integrations) | 1,200+ | — |
| AI Personalization Engine | Basic personalization features | — |
| Trigger-Based Automation Workflows | Available but less intuitive setup | — |
| Automation Workflows on Standard Plan(count) | Limited (up to 5-10 per plan tier) | — |
| User Interface Modernity(rating) | Legacy interface, steep learning curve | — |
| Ease of Use Score(/10) | 6.5 | — |
| CRM Integration | Full native CRM platform integrated | — |
| Monthly Email Send Limit (Entry Plan)(emails/month) | 1,000-5,000 | 5,000+(winner) |
| Contact List Size Limit (Standard Pricing)(contacts) | Unlimited growth with pro-rated pricing | — |
| Maximum Monthly Email Limit(emails) | 300,000 (based on plan) | — |
| Maximum Contacts/Recipients(contacts) | Unlimited (with pricing increase) | — |
| Maximum Subscriber Limit(contacts) | Unlimited | — |
| Maximum Contacts (Affordable Tier)(contacts) | Unlimited | — |
Show 1 more attributeMaximum Contact Database Size(million contacts) 100+ million — | ||
| Free Plan Subscriber Capacity(contacts/subscribers) | 250 contacts | — |
| Price Scaling Factor at 5,000 Subscribers(relative cost index) | Steep 3-4x multiplier | — |
| Global User Base(millions) | 13 million users | — |
| Primary Geographic Strength(null) | North America eCommerce focus | — |
| G2 Review Rating(stars out of 5) | 4.3/5 stars | — |
| Free Plan Contact Capacity(contacts) | 500 contacts | — |
| Free Plan SMS Capability | Not included | — |
| Entry-Level Pricing Accessibility | Higher minimum investment required | — |
| Lead Scoring Capability | Manual segmentation only | — |
| Marketing Channels Supported(channels) | Email, basic social | — |
| 2026 Feature Updates(updates) | Standard quarterly updates | — |
| API Complexity Level | Moderate, marketing-focused | — |
| Email Template Quality | Modern and professional | — |
| Integration Capabilities(/10) | Third-party integrations | — |
| Native Salesforce CRM Integration | No (Zapier third-party only) | — |
| Shopify Native Integration Depth(null) | Deep native with purchase-event segmentation | — |
| API Rate Limits(requests/second) | 60 | — |
| G2 Award Count(awards) | Transactional email and small business | — |
| A/B Testing | All paid plans | Yes, multi-channel A/B testing |
| Max Contacts (Starter Plan)(contacts) | 500 (free) / 5,000 (paid) | — |
| Average Implementation Time(days) | 0.08 months (1 hour)(winner) | 1-2 weeks (visual setup) |
| Customer Support Response Time(hours) | 12-24 hours (business hours) | — |
| Built-in Monetization Tools(features) | None (requires third-party solutions) | — |
| Free Monthly Email Volume(emails) | Unlimited (with 10k contacts max) | — |
| Cost per 1,000 Emails (Pay-as-You-Go)(USD) | Not applicable (subscriber-based) | — |
| Starter Tier Monthly Cost (50k contacts)(USD/month) | $350/month | — |
| API Response Time (P95)(milliseconds) | 250ms | — |
| Email Deliverability Rate(%) | 96–98% | 98.5%(winner) |
| Email Deliverability Rate(%) | 99.2% | — |
| SMS Deliverability Rate(percent) | 98% | — |
| Open Rate Improvement (avg)(percent increase) | 10-15% with predictive send time | — |
Show 3 more attributesDeliverability Rating(percent) 99.1% — SMS Open Rate(percent) 98% — API Rate Limit (Standard Plan)(requests/second) 500 — | ||
| API Rate Limit(requests/second) | 10 calls/second | 500 req/sec(winner) |
| Monetization Revenue Share(percent) | 0% (you handle payments) | — |
| Setup Time for Monetization(minutes) | 30+ (payment processor + Mailchimp config) | — |
| Average Setup Time(days) | 0.5-2 hours (no code required) | — |
| User Onboarding Time (Average)(weeks) | 4-6 weeks | — |
| API Setup Time (Developer Hours)(hours) | 0.5–1 hour (UI-based) | — |
| Free Plan Segmentation Limits(segments) | Basic email features only | — |
| Customer Data Behavioral Depth | Real-time behavioral graphs with continuous updates | — |
| Omnichannel Support(channels) | Email, SMS, push, in-app, direct mail | — |
| Target Market Focus | Mid-to-large ecommerce, Shopify Plus, data-driven brands | — |
| Target Business Size | SMB to Enterprise (all Shopify store sizes) | — |
| Average eCommerce Email Revenue Per Send(USD) | $72 | — |
| eCommerce Email Automation ROI(%) | 4,200% ROI (industry average) | — |
| Built-in CRM for Sales Teams | B2C customer data platform | — |
| CRM Lead Scoring Capability(null) | Behavioral purchase-event segmentation | — |
| Native SMS Channel | Included in all plans | — |
| Shopify Integration Depth | Native with product catalog sync, dynamic blocks, and product recommendations | — |
| Multi-Channel Automation Support | Email, SMS, push (native) | — |
| Segmentation Filter Count(filters) | 45+ filters | — |
| Two-Way Messaging | Limited 2-way capability | — |
| Email Marketing Integration | Native email + SMS + pop-ups | — |
| Client Revenue Tracked (Lifetime)(million USD) | $50M+ | — |
| Setup Complexity(complexity score) | Steeper learning curve (data-focused) | — |
| Platform Rating(out of 5) | 4.7/5 | — |
| AI-Powered Features(count) | Predictive send-time optimization (Q4 2025), AI-driven personalization | — |
| Deliverability Grade | Enterprise-grade, proven at scale with dedicated infrastructure | — |
| eCommerce Revenue Attribution(USD per email) | $72 per email sent | — |
| eCommerce Platform ROI(%) | Industry average 4,200% | — |
| API Rate Limit(requests per second) | 10,000 | — |
| Mobile App Users(millions) | 150,000+ e-commerce merchants | — |
| Behavioral Automation Triggers(triggers) | 200+ | — |
| Implementation Time(weeks) | 1-2 days | — |
| SMS Average Revenue Per Message(USD) | $0.45 | — |
| Base Monthly Price(USD) | $20 (for 500 contacts) | — |
| Free Trial Length(days) | 14 days | — |
MailchimpKlaviyoCore Marketing Channels(channels)
5 channels
—
SMS Marketing Capability
Yes, with international expansion
—
Landing Page Builder Access
Free on all plans
—
AI Email Generation
Not available
—
SMS Marketing Capabilities
Full SMS suite with 2026 international expansion
—
Show 53 more attributes
Email Templates(count)
200+
—
Free Plan Email Features
Limited core features only
All email features included
Email Template Design Options(variety level)
Extensive design variety and customization
eCommerce-optimized templates
Segmentation Capabilities(trigger types)
Standard audience segmentation
Advanced behavior-led segmentation
Customer Data Integration(depth level)
Basic contact data syncing
Unified customer data foundation
Native CRM Included
No (API integration only)
—
SMS Marketing Support
Yes (added 2026, supports international markets)
—
Built-in CRM
Yes, full CRM suite
—
Multi-Channel Marketing
Email, SMS, landing pages, ads
—
Automation Features
Advanced automation included
—
Landing Page Builder
Yes (drag-and-drop, AI-assisted)
No, third-party required
CRM Functionality
Full CRM with customer profiles
—
Lead Scoring Models Available(types)
Behavioral segmentation only
—
Lead Scoring Sophistication(capability level)
Basic (list segmentation only)
—
Automation Workflow Complexity
~5 basic automations
Unlimited with predictive optimization
Email Template Library(templates)
130+
500+
Account-Based Marketing (ABM) Support
No
—
Pre-built Automation Templates(count)
300+
—
Campaign Template Library(templates)
500+
—
Automation Workflow Steps (Free/Starter Tier)(workflows)
Unlimited (standard feature)
—
Max Contacts (Paid Plan)(contacts)
Unlimited
—
Automation Workflows(workflows)
Unlimited (all plans)
—
Free Tier Contact Limit(contacts)
500
—
Email Automation Workflows
Advanced (conditional, behavioral triggers)
—
Built-in Payment Processing
No (third-party required)
—
A/B Testing Capability
Yes (subject lines, send time)
—
SMS Marketing
Included in paid plans
—
Max Free Tier Contacts(contacts)
500
—
Supported Communication Channels(channels)
3 (email, SMS via paid add-on, social)
—
Pre-Built Email Templates(count)
100+ templates
—
A/B Testing Capabilities
Advanced (subject, send time, content)
—
Bounce Handling & List Cleaning
Manual review required
—
Subscriber Management Features
Full CRM with segmentation, tagging, custom fields
—
Campaign Scheduling
Smart scheduling with AI optimization
—
Segmentation Capability
Advanced behavioral data segmentation
—
Channels Supported(count)
3 (Email, SMS, WhatsApp)
—
AI Features Available(count)
Personalized send time optimization
—
Customer Data Platform
Built-in CDP as core foundation
—
Automation Capabilities(features)
Unlimited triggered sequences with advanced conditional logic
—
Multi-Channel Support(channels)
Email and SMS
—
Channels Supported(count)
Email, SMS, Web Push, Forms
—
Segmentation Capabilities
Behavioral, predictive, e-commerce segments, custom attributes
—
Personalization Capabilities
AI-powered with customer data platform
—
Email Integrations Count(integrations)
400+
—
SMS Capability(native integration)
Native SMS included
—
E-commerce Templates Available(count)
200+ Shopify-optimized
—
Lead Scoring Accuracy(percent)
35%
—
Native E-commerce Integrations(integrations)
25+ including Shopify, WooCommerce, Amazon, TikTok Shop, custom APIs
—
Automation Workflows (Free Tier)(workflows)
5 active automations
—
Available Template Library(templates)
150+ with AI generation
—
SMS Channel Support(available)
Yes (all plans)
—
Email Templates Available(templates)
500+
—
Native Mobile App Push Support
Web push only
—
Free Plan Available
Yes (500 contacts)
—
Starting Price (Monthly)(USD)
$0-$20
—
Starting Price (Entry Tier)(USD/month)
$13/month
$20/month
Cost at 5,000 Contacts/Profiles(USD/month)
$50-70/month
$100/month
Cost at 50,000 Contacts/Profiles(USD/month)
$100/month
$720/month
Show 27 more attributes
Monthly Cost (10,000 contacts)(USD)
$100
—
Free Plan Monthly Email Limit(emails)
1,000 emails/month
—
Free Plan Contact Limit(contacts)
500
500
Starting Price (Paid Plan)(USD/month)
$13/month (Essentials)
—
Maximum Contact Plan(USD/month)
$800/month (100,000 contacts)
—
Free Plan Availability
Full-featured free plan
—
Free Tier Available(yes/no)
Yes (up to 500 contacts)
—
Starting Monthly Cost(USD)
$20
$20-45
Starting Monthly Price(USD)
$0 (free tier)
$20
Pro Plan Monthly Cost (10k subscribers)(USD)
$50
—
Free Tier Subscriber Limit(subscribers)
500 free contacts
None (paid only)
Entry-Level Monthly Cost(USD)
$0
—
Starting Price(USD/month)
$0 (free tier) or $20 (Pro)
$20
SMS Delivery Cost(USD per message)
Not offered (email-focused)
—
Voice Call Cost(USD per minute)
Not offered
—
Cost per 1,000 Emails(USD)
$2–$7 (plan-dependent)
—
Free Tier Monthly Email Limit(emails)
1,000/month
—
Monthly Cost at 100K Emails/Month(USD)
$200–$350 (based on tier)
—
Starting Price (Email Only)(USD/month)
$20/month (500 contacts)
—
Price at 100K Contacts(USD/month)
Varies by plan features
—
Pricing Structure
Active profiles (contacts with behavior)
—
Free Contact Storage(contacts)
Limited (plan-dependent)
—
Starting Monthly Price(USD)
$20+ (usage-based)
—
Entry-Level Monthly Price(USD)
$25
—
Price at 50,000 Contacts(USD)
$720
—
Free Email Monthly Limit(emails)
None
—
Base Monthly Cost(USD)
$20
—
Learning Curve Rating(1-10 scale)
7 (moderate to high)
—
Typical Onboarding Time(weeks)
7-14
—
Segmentation Depth
Sophisticated data-driven rules
—
24/7 Support Availability
Yes, varies by plan
—
Phone Support Availability(hours/day)
Business hours (paid plans)
—
Email Support Cost(USD/month)
Included (higher plans only)
—
Customer Support Availability(hours/day)
24/5 email, phone 9-5 EST
—
Automation Complexity Level
Basic (Customer Journey Builder)
Advanced multi-channel
Email Deliverability Testing
A/B testing and design testing (free)
—
eCommerce Platform Support(platforms)
More extensive platform coverage
—
CRM Integration Capabilities
Basic contact management
—
API Integration Support(integrations)
1000+
—
Native CRM Integrations(integrations)
3 (Salesforce, HubSpot, custom)
—
Ecommerce Integrations(integrations)
13+
—
Show 3 more attributes
Pre-Built Integrations(count)
Extensive custom via API
—
E-commerce Integration Quality
Native integration with major platforms
—
Shopify Integration
Yes (native + Plus tier)
—
User Skill Level Required
Beginner-friendly
—
Setup Time for First Campaign(hours)
1-2 hours
—
User Learning Curve(hours)
Minimal (intuitive interface)
—
Setup Time for Non-Developers(minutes)
10-20 minutes
—
User-Friendliness Rating(score)
3.8/5
—
Show 5 more attributes
Learning Curve Difficulty(score (1-10))
2/10 (simple)
—
Learning Curve (1=Easy, 5=Difficult)(scale)
1 (beginner-friendly)
—
Ease of Use Rating(1-5 scale)
7.8/10
—
Learning Curve(difficulty level)
1-2 weeks
—
Setup Time (Minutes)(minutes)
30-45
—
Free Plan Subscriber Limit(contacts)
250
—
Monthly Cost for 5,000 Subscribers(USD)
$70/month
—
SMS Cost Per Message(USD)
$0.01-0.05 per SMS
$0.01-$0.015
Free Plan Monthly Email Sends(emails/month)
500
—
G2 Aggregate Rating(out of 5)
4.3/5
—
Built-in E-commerce Features
Limited (abandoned cart via integrations)
—
Paid Plan Email Sending(sends per month)
Capped by contact tier multipliers
—
Integrated CRM & Contact Management
Full CRM suite with advanced segmentation
—
Built-in E-commerce & Monetization
Limited e-commerce via integrations
—
CRM Type
Basic add-on CRM
—
Show 1 more attribute
SMS Marketing Included
Yes, native SMS
—
Overage Fees on Paid Plans
Yes - charges per contact/send overages
—
Third-Party Integrations(count)
300+ integrations
—
Analytics & Reporting Depth
Comprehensive campaign performance and subscriber insights
—
Entry-Level Paid Plan Price(USD/month)
$20
—
Cost at 10,000 Subscribers(USD/month)
$50-100
—
Third-Party Integrations Available(integrations)
1,200+
—
AI Personalization Engine
Basic personalization features
—
Trigger-Based Automation Workflows
Available but less intuitive setup
—
Automation Workflows on Standard Plan(count)
Limited (up to 5-10 per plan tier)
—
User Interface Modernity(rating)
Legacy interface, steep learning curve
—
Ease of Use Score(/10)
6.5
—
CRM Integration
Full native CRM platform integrated
—
Monthly Email Send Limit (Entry Plan)(emails/month)
1,000-5,000
5,000+
Contact List Size Limit (Standard Pricing)(contacts)
Unlimited growth with pro-rated pricing
—
Maximum Monthly Email Limit(emails)
300,000 (based on plan)
—
Maximum Contacts/Recipients(contacts)
Unlimited (with pricing increase)
—
Maximum Subscriber Limit(contacts)
Unlimited
—
Maximum Contacts (Affordable Tier)(contacts)
Unlimited
—
Show 1 more attribute
Maximum Contact Database Size(million contacts)
100+ million
—
Free Plan Subscriber Capacity(contacts/subscribers)
250 contacts
—
Price Scaling Factor at 5,000 Subscribers(relative cost index)
Steep 3-4x multiplier
—
Global User Base(millions)
13 million users
—
Primary Geographic Strength(null)
North America eCommerce focus
—
G2 Review Rating(stars out of 5)
4.3/5 stars
—
Free Plan Contact Capacity(contacts)
500 contacts
—
Free Plan SMS Capability
Not included
—
Entry-Level Pricing Accessibility
Higher minimum investment required
—
Lead Scoring Capability
Manual segmentation only
—
Marketing Channels Supported(channels)
Email, basic social
—
2026 Feature Updates(updates)
Standard quarterly updates
—
API Complexity Level
Moderate, marketing-focused
—
Email Template Quality
Modern and professional
—
Integration Capabilities(/10)
Third-party integrations
—
Native Salesforce CRM Integration
No (Zapier third-party only)
—
Shopify Native Integration Depth(null)
Deep native with purchase-event segmentation
—
API Rate Limits(requests/second)
60
—
G2 Award Count(awards)
Transactional email and small business
—
A/B Testing
All paid plans
Yes, multi-channel A/B testing
Max Contacts (Starter Plan)(contacts)
500 (free) / 5,000 (paid)
—
Average Implementation Time(days)
0.08 months (1 hour)
1-2 weeks (visual setup)
Customer Support Response Time(hours)
12-24 hours (business hours)
—
Built-in Monetization Tools(features)
None (requires third-party solutions)
—
Free Monthly Email Volume(emails)
Unlimited (with 10k contacts max)
—
Cost per 1,000 Emails (Pay-as-You-Go)(USD)
Not applicable (subscriber-based)
—
Starter Tier Monthly Cost (50k contacts)(USD/month)
$350/month
—
API Response Time (P95)(milliseconds)
250ms
—
Email Deliverability Rate(%)
96–98%
98.5%
Email Deliverability Rate(%)
99.2%
—
SMS Deliverability Rate(percent)
98%
—
Open Rate Improvement (avg)(percent increase)
10-15% with predictive send time
—
Show 3 more attributes
Deliverability Rating(percent)
99.1%
—
SMS Open Rate(percent)
98%
—
API Rate Limit (Standard Plan)(requests/second)
500
—
API Rate Limit(requests/second)
10 calls/second
500 req/sec
Monetization Revenue Share(percent)
0% (you handle payments)
—
Setup Time for Monetization(minutes)
30+ (payment processor + Mailchimp config)
—
Average Setup Time(days)
0.5-2 hours (no code required)
—
User Onboarding Time (Average)(weeks)
4-6 weeks
—
API Setup Time (Developer Hours)(hours)
0.5–1 hour (UI-based)
—
Free Plan Segmentation Limits(segments)
Basic email features only
—
Customer Data Behavioral Depth
Real-time behavioral graphs with continuous updates
—
Omnichannel Support(channels)
Email, SMS, push, in-app, direct mail
—
Target Market Focus
Mid-to-large ecommerce, Shopify Plus, data-driven brands
—
Target Business Size
SMB to Enterprise (all Shopify store sizes)
—
Average eCommerce Email Revenue Per Send(USD)
$72
—
eCommerce Email Automation ROI(%)
4,200% ROI (industry average)
—
Built-in CRM for Sales Teams
B2C customer data platform
—
CRM Lead Scoring Capability(null)
Behavioral purchase-event segmentation
—
Native SMS Channel
Included in all plans
—
Shopify Integration Depth
Native with product catalog sync, dynamic blocks, and product recommendations
—
Multi-Channel Automation Support
Email, SMS, push (native)
—
Segmentation Filter Count(filters)
45+ filters
—
Two-Way Messaging
Limited 2-way capability
—
Email Marketing Integration
Native email + SMS + pop-ups
—
Client Revenue Tracked (Lifetime)(million USD)
$50M+
—
Setup Complexity(complexity score)
Steeper learning curve (data-focused)
—
Platform Rating(out of 5)
4.7/5
—
AI-Powered Features(count)
Predictive send-time optimization (Q4 2025), AI-driven personalization
—
Deliverability Grade
Enterprise-grade, proven at scale with dedicated infrastructure
—
eCommerce Revenue Attribution(USD per email)
$72 per email sent
—
eCommerce Platform ROI(%)
Industry average 4,200%
—
API Rate Limit(requests per second)
10,000
—
Mobile App Users(millions)
150,000+ e-commerce merchants
—
Behavioral Automation Triggers(triggers)
200+
—
Implementation Time(weeks)
1-2 days
—
SMS Average Revenue Per Message(USD)
$0.45
—
Base Monthly Price(USD)
$20 (for 500 contacts)
—
Free Trial Length(days)
14 days
—
Pros & Cons
10 pros·6 cons across both
Mailchimp
+5-3
Pros
- More affordable starting price ($13/month for entry-level)
- Better email template design variety and quick customization
- User-friendly interface for beginners
- Includes marketing automation, landing pages, and ads
- Lower cost of ownership for contact lists under 10,000
Cons
- Limited free plan with feature restrictions
- Basic data integration and contact syncing capabilities
- Less powerful segmentation for eCommerce behavior tracking
Klaviyo
+5-3
Pros
- Full email features available on free plan
- Unified customer data foundation for deeper insights
- Superior behavior-led segmentation capabilities
- Optimized templates and workflows for eCommerce
- Advanced lifecycle marketing automation
Cons
- Higher costs at scale ($720/month at 50,000 profiles)
- Pricing model can be unpredictable as business grows
- Steeper learning curve for advanced features
Frequently Asked Questions
5 questions
Mailchimp is significantly cheaper for small businesses, starting at $13/month compared to Klaviyo's $20/month. For lists under 10,000 contacts, Mailchimp's contact-based pricing remains more affordable. However, Klaviyo's free plan offers more features, making it better for bootstrapped startups.
Resources & Learn More
Curated sources to dive deeper
Where to Buy
As an affiliate, we may earn a commission from qualifying purchases at no extra cost to you. Learn more about our affiliate disclosure
Wikipedia
- W
Mailchimp on Wikipedia (opens in new tab)
Marketing automation platform with visual campaign builders, audience management, and integrated CRM for subscriber-based marketing.
- W
Klaviyo on Wikipedia (opens in new tab)
E-commerce focused email and SMS marketing platform designed for growth-stage businesses with visual automation builder.
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