software
Mailgun vs Mailchimp 2026: Transactional vs Marketing
Mailgun is a developer-focused email API for transactional emails with granular control and pay-as-you-go pricing starting at $0.50/1000 emails, while Mailchimp is a marketing automation platform with visual campaign builders and subscriber management starting free for up to 500 contacts. Mailgun suits technical teams sending triggered emails; Mailchimp suits marketers managing subscriber lists and campaigns.
M
Mailgun
Developer-focused email API for transactional and high-volume sending with flexible pay-as-you-go pricing.
SaaS developers, web applications, transactional email systems, and teams requiring programmatic control and high deliverability
Score63%
VS
M
Mailchimp
Marketing automation platform with visual campaign builders, audience management, and integrated CRM for subscriber-based marketing.
Marketing teams, e-commerce businesses, content creators, and small-to-medium businesses managing subscriber campaigns and automation workflows
Score63%
Quick Answer
AI SummaryMailgun is a developer-focused email API for transactional emails with granular control and pay-as-you-go pricing starting at $0.50/1000 emails, while Mailchimp is a marketing automation platform with visual campaign builders and subscriber management starting free for up to 500 contacts. Mailgun suits technical teams sending triggered emails; Mailchimp suits marketers managing subscriber lists and campaigns.
Our Verdict
AI-assistedChoose Mailgun if you're building applications requiring high-volume transactional emails (password resets, receipts, notifications) and need cost-efficient pay-as-you-go pricing with developer API control. Choose Mailchimp if you're a marketer or small business managing subscriber campaigns, automations, and audience segmentation without coding—especially with a free tier to start.
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M
Mailgun
7.5/10
Mailchimp
7.5/10
M
TIE — neck and neck
M
Choose Mailgun if
SaaS developers, web applications, transactional email systems, and teams requiring programmatic control and high deliverability
M
Choose Mailchimp if
Marketing teams, e-commerce businesses, content creators, and small-to-medium businesses managing subscriber campaigns and automation workflows
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Key Differences at a Glance
- Primary Use Case:Transactional & API-driven emails vs Marketing campaigns & automation
- Pricing Model:✓ Mailgun wins($0.50/1000 emails + $0/month base vs Free tier + $20-$350/month plans)
- Setup & Technical Skill Required:✓ Mailchimp wins(Low (drag-and-drop UI, no coding) vs High (API integration, developer-focused))
Key Facts & Figures
106 numeric metrics compared
| Metric | Mailgun | Mailchimp | Ratio |
|---|---|---|---|
| Starting Price (Monthly)(USD) | $0 (free tier) | — | — |
| Free Email Volume (Monthly)(emails) | 5,000 | — | — |
| Deliverability Rate(percentage) | 98.3% | — | — |
| API Response Time(milliseconds) | 150-250ms | — | — |
| Webhook Event Types(count) | 16+ | — | — |
| Global Data Centers(locations) | Multiple continents (8+) | — | — |
| Email Cost Per 1,000 Messages(USD) | $0.50 | — | — |
| Free Monthly Email Allowance(emails) | 5,000 | — | — |
| API Rate Limit (Enterprise)(requests per second) | 300 | — | — |
| Typical Setup Time(hours) | 30-45 | — | — |
| Countries Supported(countries) | 195+ | — | — |
| Starter Plan Monthly Price(USD) | $35 | — | — |
| Emails Per Day (Free Tier)(emails/day) | 25 (unlimited) | — | — |
| Average Deliverability Rate(%) | 99.5% | — | — |
| Uptime SLA(%) | 99.99% | — | — |
| SMS Messages Included (Starter)(SMS/month) | 0 (paid separately) | — | — |
| Starting Price (Monthly)(USD) | $0 (pay-as-you-go, $0.50/1K emails) | $0-$20 | |
| Deliverability Rate(percent) | 98% | — | — |
| Setup Time to First Email(minutes) | 20-30 minutes | — | — |
| Pre-Built Email Templates(count) | 50+ | 100+ templates | |
| Webhook Event Types(count) | 14+ event types | — | — |
| Dedicated IP Starting Cost(USD/month) | $30 | — | — |
| Customer Support Response Time(hours) | 4-24 (varies by plan) | 12-24 hours (business hours) | |
| Free Monthly Email Volume(emails) | 600 emails/month | Unlimited (with 10k contacts max) | |
| Cost per 1,000 Emails (Pay-as-You-Go)(USD) | $0.50 | Not applicable (subscriber-based) | — |
| Starter Tier Monthly Cost (50k contacts)(USD/month) | $25 (pay-as-you-go, ~1M emails) | $350/month | |
| Campaign Template Library(templates) | 0 (code-based only) | 500+ | |
| API Response Time (P95)(milliseconds) | 150ms | 250ms | |
| Automation Workflow Steps (Free/Starter Tier)(workflows) | 0 (manual via API) | Unlimited (standard feature) | |
| Maximum Contacts/Recipients(contacts) | Unlimited | Unlimited (with pricing increase) | |
| Monthly cost at 10M emails(USD) | $5,000 | — | — |
| Free tier limit(emails/month) | 10,000 | — | — |
| Average inbox placement rate(%) | 99.1% | — | — |
| Webhook delivery latency(milliseconds) | 100-200ms | — | — |
| Sandbox mode setup time(hours) | Instant (automatic) | — | — |
| API Rate Limit(calls per minute) | Unlimited (custom throttling available) | 10 calls/second | — |
| Pricing Per 1,000 Emails(USD) | $0.50 | — | — |
| API Response Time(ms) | 40ms | — | — |
| Free Trial Period(days) | 10 days | — | — |
| Integration Ecosystem(integrations) | 1,200+ | — | — |
| Minimum Monthly Cost(USD) | $5 | — | — |
| Webhook Event Types Supported(types) | 18 | — | — |
| Base Monthly Cost (Small Volume)(USD) | $20 | — | — |
| Cost Per 1M Emails(USD) | $100 | — | — |
| Free Tier Emails/Month(emails) | 9,000 (300/day) | — | — |
| API Response Latency(milliseconds) | ~150ms | — | — |
| Cost per 1,000 Emails(USD) | $0.50 | $2–$7 (plan-dependent) | |
| Free Tier Monthly Email Limit(emails) | None (14-day trial) | 1,000/month | |
| API Setup Time (Developer Hours)(hours) | 4–8 hours | 0.5–1 hour (UI-based) | |
| Email Deliverability Rate(%) | 98.5–99.9% | 96–98% | |
| Monthly Cost at 100K Emails/Month(USD) | $50 (pay-as-you-go) | $200–$350 (based on tier) | |
| Core Marketing Channels(channels) | 5 channels | 5 channels | |
| Learning Curve Rating(1-10 scale) | 7 (moderate to high) | 7 (moderate to high) | |
| Free Plan Subscriber Limit(contacts) | 250 | 250 | |
| Free Plan Monthly Email Sends(emails/month) | 500 | 500 | |
| G2 Aggregate Rating(out of 5) | 4.3/5 | 4.3/5 | |
| Third-Party Integrations(count) | 300+ integrations | 300+ integrations | |
| Entry-Level Paid Plan Price(USD/month) | $20 | $20 | |
| Third-Party Integrations Available(count) | 1,200+ | 1,200+ | |
| Email Templates(count) | 200+ | 200+ | |
| Starting Price (Entry Tier)(USD/month) | $13/month | $13/month | |
| Cost at 5,000 Contacts/Profiles(USD/month) | $50-70/month | $50-70/month | |
| Cost at 50,000 Contacts/Profiles(USD/month) | $100/month | $100/month | |
| Monthly Email Send Limit (Entry Plan)(emails/month) | 1,000-5,000 | 1,000-5,000 | |
| Monthly Cost (10,000 contacts)(USD) | $100 | $100 | |
| Setup Time for First Campaign(hours) | 1-2 hours | 1-2 hours | |
| Free Plan Subscriber Capacity(contacts/subscribers) | 250 contacts | 250 contacts | |
| Free Plan Monthly Email Limit(emails) | 1,000 emails/month | 1,000 emails/month | |
| Global User Base(millions) | 13 million users | 13 million users | |
| G2 Review Rating(stars out of 5) | 4.3/5 stars | 4.3/5 stars | |
| Price Scaling Factor at 5,000 Subscribers(relative cost index) | Steep 3-4x multiplier | Steep 3-4x multiplier | |
| Free Plan Contact Capacity(contacts) | 500 contacts | 500 contacts | |
| Marketing Channels Supported(channels) | Email, basic social | Email, basic social | |
| Free Plan Contact Limit(contacts) | 500 | 500 | |
| Setup Time for Non-Developers(minutes) | 10-20 minutes | 10-20 minutes | |
| Maximum Monthly Email Limit(emails) | 300,000 (based on plan) | 300,000 (based on plan) | |
| Starting Price (Paid Plan)(USD/month) | $13/month (Essentials) | $13/month (Essentials) | |
| Maximum Contact Plan(USD/month) | $800/month (100,000 contacts) | $800/month (100,000 contacts) | |
| G2 Award Count(awards) | Transactional email and small business | Transactional email and small business | |
| API Integration Support(integrations) | 1000+ | 1000+ | |
| User-Friendliness Rating(score) | 3.8/5 | 3.8/5 | |
| Max Contacts (Starter Plan)(contacts) | 500 (free) / 5,000 (paid) | 500 (free) / 5,000 (paid) | |
| Average Implementation Time(days) | 0.08 months (1 hour) | 0.08 months (1 hour) | |
| Native CRM Integrations(integrations) | 3 (Salesforce, HubSpot, custom) | 3 (Salesforce, HubSpot, custom) | |
| Starting Monthly Cost(USD) | $20 | $20 | |
| Email Template Library(templates) | 130+ | 130+ | |
| Learning Curve (1=Easy, 5=Difficult)(scale) | 1 (beginner-friendly) | 1 (beginner-friendly) | |
| Starting Monthly Price(USD) | $0 (free tier) | $0 (free tier) | |
| Pro Plan Monthly Cost (10k subscribers)(USD) | $50 | $50 | |
| Ease of Use Rating(1-5 scale) | 7.8/10 | 7.8/10 | |
| Pre-built Automation Templates(count) | 300+ | 300+ | |
| Free Tier Subscriber Limit(subscribers) | 500 free contacts | 500 free contacts | |
| Entry-Level Monthly Cost(USD) | $0 | $0 | |
| Ecommerce Integrations(integrations) | 13+ | 13+ | |
| Free Tier Contact Limit(contacts) | 500 | 500 | |
| Cost at 10,000 Subscribers(USD/month) | $50-100 | $50-100 | |
| Monetization Revenue Share(percent) | 0% (you handle payments) | 0% (you handle payments) | |
| Setup Time for Monetization(minutes) | 30+ (payment processor + Mailchimp config) | 30+ (payment processor + Mailchimp config) | |
| Starting Price(USD/month) | $0 (free tier) or $20 (Pro) | $0 (free tier) or $20 (Pro) | |
| Max Free Tier Contacts(contacts) | 500 | 500 | |
| Supported Communication Channels(channels) | 3 (email, SMS via paid add-on, social) | 3 (email, SMS via paid add-on, social) | |
| Average Setup Time(days) | 0.5-2 hours (no code required) | 0.5-2 hours (no code required) | |
| Monthly Cost for 5,000 Subscribers(USD) | $70/month | $70/month | |
| Automation Workflows on Standard Plan(count) | Limited (up to 5-10 per plan tier) | Limited (up to 5-10 per plan tier) | |
| SMS Cost Per Message(USD) | $0.01-0.05 per SMS | $0.01-0.05 per SMS | |
| User Onboarding Time (Average)(weeks) | 4-6 weeks | 4-6 weeks |
Sourced from publicly available data ·
Key Differences
7 attributes compared head-to-head
M
2MailgunMailchimp leads1 tie
M
4MailchimpMailgun
Attribute
Mailchimp
- Transactional & API-driven emailsPrimary Use CaseMarketing campaigns & automation
- $0.50/1000 emails + $0/month base(winner)Pricing ModelFree tier + $20-$350/month plans
- High (API integration, developer-focused)Setup & Technical Skill RequiredLow (drag-and-drop UI, no coding)(winner)
- No (handles individual emails)Built-in Subscriber ManagementYes (list segmentation, tagging, CRM)(winner)
- 200,000 emails (pay-per-send)(winner)Monthly Email Volume at $100/month5,000-10,000 (limited by plan tier)
- Basic (open/click tracking only)A/B Testing & Campaign AnalyticsAdvanced (A/B subject lines, send times, revenue tracking)(winner)
- No (14-day trial only)Free Tier AvailabilityYes (500 contacts, 1,000 emails/month)(winner)
- Primary Use Case
Mailgun
Transactional & API-driven emails
Mailchimp
Marketing campaigns & automation
- Pricing Model
Mailgun
$0.50/1000 emails + $0/month base(winner)
Mailchimp
Free tier + $20-$350/month plans
- Setup & Technical Skill Required
Mailgun
High (API integration, developer-focused)
Mailchimp
Low (drag-and-drop UI, no coding)(winner)
- Built-in Subscriber Management
Mailgun
No (handles individual emails)
Mailchimp
Yes (list segmentation, tagging, CRM)(winner)
- Monthly Email Volume at $100/month
Mailgun
200,000 emails (pay-per-send)(winner)
Mailchimp
5,000-10,000 (limited by plan tier)
- A/B Testing & Campaign Analytics
Mailgun
Basic (open/click tracking only)
Mailchimp
Advanced (A/B subject lines, send times, revenue tracking)(winner)
- Free Tier Availability
Mailgun
No (14-day trial only)
Mailchimp
Yes (500 contacts, 1,000 emails/month)(winner)
Full Comparison
| Attribute | Mailgun | Mailchimp |
|---|---|---|
| Starting Price (Monthly)(USD) | $0 (free tier) | — |
| Free Email Volume (Monthly)(emails) | 5,000 | — |
| Email Cost Per 1,000 Messages(USD) | $0.50 | — |
| SMS Pricing Per Message(USD) | Not offered | — |
| Free Monthly Email Allowance(emails) | 5,000 | — |
Show 32 more attributesStarter Plan Monthly Price(USD) $35 — Emails Per Day (Free Tier)(emails/day) 25 (unlimited) — Starting Price (Monthly)(USD) $0 (pay-as-you-go, $0.50/1K emails) $0-$20 Dedicated IP Starting Cost(USD/month) $30 — Monthly cost at 10M emails(USD) $5,000 — Free tier limit(emails/month) 10,000 — Pricing Per 1,000 Emails(USD) $0.50 — Free Trial Period(days) 10 days — Minimum Monthly Cost(USD) $5 — Base Monthly Cost (Small Volume)(USD) $20 — Cost Per 1M Emails(USD) $100 — Cost per 1,000 Emails(USD) $0.50 $2–$7 (plan-dependent) Free Tier Monthly Email Limit(emails) None (14-day trial) 1,000/month Monthly Cost at 100K Emails/Month(USD) $50 (pay-as-you-go) $200–$350 (based on tier) Free Plan Available Yes (500 contacts) — Starting Price (Entry Tier)(USD/month) $13/month — Cost at 5,000 Contacts/Profiles(USD/month) $50-70/month — Cost at 50,000 Contacts/Profiles(USD/month) $100/month — Monthly Cost (10,000 contacts)(USD) $100 — Free Plan Monthly Email Limit(emails) 1,000 emails/month — Free Plan Contact Limit(contacts) 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 — Starting Monthly Cost(USD) $20 — Starting Monthly Price(USD) $0 (free tier) — Pro Plan Monthly Cost (10k subscribers)(USD) $50 — Free Tier Subscriber Limit(subscribers) 500 free contacts — Entry-Level Monthly Cost(USD) $0 — Starting Price(USD/month) $0 (free tier) or $20 (Pro) — SMS Delivery Cost(USD per message) Not offered (email-focused) — Voice Call Cost(USD per minute) Not offered — | ||
| Deliverability Rate(percentage) | 98.3% | — |
| API Response Time(milliseconds) | 150-250ms | — |
| Average Deliverability Rate(%) | 99.5% | — |
| Deliverability Rate(percent) | 98% | — |
| API Response Time (P95)(milliseconds) | 150ms(winner) | 250ms |
Show 5 more attributesWebhook delivery latency(milliseconds) 100-200ms — API Rate Limit(calls per minute) Unlimited (custom throttling available) 10 calls/second API Response Time(ms) 40ms — API Response Latency(milliseconds) ~150ms — Email Deliverability Rate(%) 98.5–99.9% 96–98% | ||
| Marketing Automation Features | Limited (basic scheduling only) | — |
| Webhook Event Types(count) | 16+ | — |
| SMTP Relay Support | Yes | — |
| Communication Channels(channels) | Email only | — |
| SMS Messages Included (Starter)(SMS/month) | 0 (paid separately) | — |
Show 44 more attributesBuilt-in CRM/Automation No (requires integration) — Pre-Built Email Templates(count) 50+ 100+ templates Webhook Event Types(count) 14+ event types — Campaign Template Library(templates) 0 (code-based only) 500+ Automation Workflow Steps (Free/Starter Tier)(workflows) 0 (manual via API) Unlimited (standard feature) Email validation capabilities Syntax, SMTP, catch-all, disposable detection, Risk scoring — Integration Ecosystem(integrations) 1,200+ — Webhook Event Types Supported(types) 18 — Bounce Management Automatic suppression lists and bounce categorization — A/B Testing Capabilities Basic (open/click tracking) Advanced (subject, send time, content) Bounce Handling & List Cleaning Automatic with webhook notifications Manual review required Subscriber Management Features None (API-only, no native CRM) Full CRM with segmentation, tagging, custom fields 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 — Email Templates(count) 200+ — Free Plan Email Features Limited core features only — Email Template Design Options(variety level) Extensive design variety and customization — Segmentation Capabilities(trigger types) Standard audience segmentation — Customer Data Integration(depth level) Basic contact data syncing — 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) — 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 — Email Template Library(templates) 130+ — Account-Based Marketing (ABM) Support No — Pre-built Automation Templates(count) 300+ — 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) — | ||
| Global Data Centers(locations) | Multiple continents (8+) | — |
| API Rate Limit (Enterprise)(requests per second) | 300 | — |
| Typical Setup Time(hours) | 30-45 | — |
| 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 | — |
Show 4 more attributesUser-Friendliness Rating(score) 3.8/5 — 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 — | ||
| Countries Supported(countries) | 195+ | — |
| Uptime SLA(%) | 99.99% | — |
| Setup Time to First Email(minutes) | 20-30 minutes | — |
| 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 | — |
| Maximum Monthly Email Volume(emails) | Unlimited | — |
| Maximum Contacts/Recipients(contacts) | Unlimited | Unlimited (with pricing increase) |
| Contact List Size Limit (Standard Pricing)(contacts) | Unlimited growth with pro-rated pricing | — |
| Maximum Monthly Email Limit(emails) | 300,000 (based on plan) | — |
| Customer Support Response Time(hours) | 4-24 (varies by plan)(winner) | 12-24 hours (business hours) |
| Customer Support Availability | 24/7 email/chat, <2hr response on paid plans | — |
| 24/7 Support Availability | Yes, varies by plan | — |
| Phone Support Availability(hours) | Business hours (paid plans) | — |
| Free Monthly Email Volume(emails) | 600 emails/month | Unlimited (with 10k contacts max)(winner) |
| Cost per 1,000 Emails (Pay-as-You-Go)(USD) | $0.50 | Not applicable (subscriber-based) |
| Starter Tier Monthly Cost (50k contacts)(USD/month) | $25 (pay-as-you-go, ~1M emails)(winner) | $350/month |
| Average inbox placement rate(%) | 99.1% | — |
| Sandbox mode setup time(hours) | Instant (automatic) | — |
| Free Tier Emails/Month(emails) | 9,000 (300/day) | — |
| AWS Ecosystem Integration | Third-party integrations, REST API only | — |
| Integration Capabilities(/10) | Third-party integrations | — |
| Native Salesforce CRM Integration | No (Zapier third-party only) | — |
| API Setup Time (Developer Hours)(hours) | 4–8 hours | 0.5–1 hour (UI-based)(winner) |
| Learning Curve Rating(1-10 scale) | 7 (moderate to high) | — |
| Segmentation Depth | Sophisticated data-driven rules | — |
| Automation Complexity Level | Basic (Customer Journey Builder) | — |
| 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+ | — |
| 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 | — |
| 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 | — |
| Overage Fees on Paid Plans | Yes - charges per contact/send overages | — |
| Third-Party Integrations(count) | 300+ integrations | — |
| Third-Party Integrations Available(count) | 1,200+ | — |
| 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 | — |
| 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 | — |
| CRM Integration | Full native CRM platform integrated | — |
| Monthly Email Send Limit (Entry Plan)(emails/month) | 1,000-5,000 | — |
| 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 | — |
| G2 Review Rating(stars out of 5) | 4.3/5 stars | — |
| Free Plan Contact Capacity(contacts) | 500 contacts | — |
| 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 | — |
| Free Tier Available(yes/no) | Yes (up to 500 contacts) | — |
| Email Template Quality | Modern and professional | — |
| G2 Award Count(awards) | Transactional email and small business | — |
| A/B Testing | All paid plans | — |
| Max Contacts (Starter Plan)(contacts) | 500 (free) / 5,000 (paid) | — |
| Average Implementation Time(days) | 0.08 months (1 hour) | — |
| Built-in Monetization Tools(features) | None (requires third-party solutions) | — |
| Monetization Revenue Share(percent) | 0% (you handle payments) | — |
MMailgun
MMailchimp
Starting Price (Monthly)(USD)
$0 (free tier)
—
Free Email Volume (Monthly)(emails)
5,000
—
Email Cost Per 1,000 Messages(USD)
$0.50
—
SMS Pricing Per Message(USD)
Not offered
—
Free Monthly Email Allowance(emails)
5,000
—
Show 32 more attributes
Starter Plan Monthly Price(USD)
$35
—
Emails Per Day (Free Tier)(emails/day)
25 (unlimited)
—
Starting Price (Monthly)(USD)
$0 (pay-as-you-go, $0.50/1K emails)
$0-$20
Dedicated IP Starting Cost(USD/month)
$30
—
Monthly cost at 10M emails(USD)
$5,000
—
Free tier limit(emails/month)
10,000
—
Pricing Per 1,000 Emails(USD)
$0.50
—
Free Trial Period(days)
10 days
—
Minimum Monthly Cost(USD)
$5
—
Base Monthly Cost (Small Volume)(USD)
$20
—
Cost Per 1M Emails(USD)
$100
—
Cost per 1,000 Emails(USD)
$0.50
$2–$7 (plan-dependent)
Free Tier Monthly Email Limit(emails)
None (14-day trial)
1,000/month
Monthly Cost at 100K Emails/Month(USD)
$50 (pay-as-you-go)
$200–$350 (based on tier)
Free Plan Available
Yes (500 contacts)
—
Starting Price (Entry Tier)(USD/month)
$13/month
—
Cost at 5,000 Contacts/Profiles(USD/month)
$50-70/month
—
Cost at 50,000 Contacts/Profiles(USD/month)
$100/month
—
Monthly Cost (10,000 contacts)(USD)
$100
—
Free Plan Monthly Email Limit(emails)
1,000 emails/month
—
Free Plan Contact Limit(contacts)
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
—
Starting Monthly Cost(USD)
$20
—
Starting Monthly Price(USD)
$0 (free tier)
—
Pro Plan Monthly Cost (10k subscribers)(USD)
$50
—
Free Tier Subscriber Limit(subscribers)
500 free contacts
—
Entry-Level Monthly Cost(USD)
$0
—
Starting Price(USD/month)
$0 (free tier) or $20 (Pro)
—
SMS Delivery Cost(USD per message)
Not offered (email-focused)
—
Voice Call Cost(USD per minute)
Not offered
—
Deliverability Rate(percentage)
98.3%
—
API Response Time(milliseconds)
150-250ms
—
Average Deliverability Rate(%)
99.5%
—
Deliverability Rate(percent)
98%
—
API Response Time (P95)(milliseconds)
150ms
250ms
Show 5 more attributes
Webhook delivery latency(milliseconds)
100-200ms
—
API Rate Limit(calls per minute)
Unlimited (custom throttling available)
10 calls/second
API Response Time(ms)
40ms
—
API Response Latency(milliseconds)
~150ms
—
Email Deliverability Rate(%)
98.5–99.9%
96–98%
Marketing Automation Features
Limited (basic scheduling only)
—
Webhook Event Types(count)
16+
—
SMTP Relay Support
Yes
—
Communication Channels(channels)
Email only
—
SMS Messages Included (Starter)(SMS/month)
0 (paid separately)
—
Show 44 more attributes
Built-in CRM/Automation
No (requires integration)
—
Pre-Built Email Templates(count)
50+
100+ templates
Webhook Event Types(count)
14+ event types
—
Campaign Template Library(templates)
0 (code-based only)
500+
Automation Workflow Steps (Free/Starter Tier)(workflows)
0 (manual via API)
Unlimited (standard feature)
Email validation capabilities
Syntax, SMTP, catch-all, disposable detection, Risk scoring
—
Integration Ecosystem(integrations)
1,200+
—
Webhook Event Types Supported(types)
18
—
Bounce Management
Automatic suppression lists and bounce categorization
—
A/B Testing Capabilities
Basic (open/click tracking)
Advanced (subject, send time, content)
Bounce Handling & List Cleaning
Automatic with webhook notifications
Manual review required
Subscriber Management Features
None (API-only, no native CRM)
Full CRM with segmentation, tagging, custom fields
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
—
Email Templates(count)
200+
—
Free Plan Email Features
Limited core features only
—
Email Template Design Options(variety level)
Extensive design variety and customization
—
Segmentation Capabilities(trigger types)
Standard audience segmentation
—
Customer Data Integration(depth level)
Basic contact data syncing
—
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)
—
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
—
Email Template Library(templates)
130+
—
Account-Based Marketing (ABM) Support
No
—
Pre-built Automation Templates(count)
300+
—
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)
—
Global Data Centers(locations)
Multiple continents (8+)
—
API Rate Limit (Enterprise)(requests per second)
300
—
Typical Setup Time(hours)
30-45
—
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
—
Show 4 more attributes
User-Friendliness Rating(score)
3.8/5
—
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
—
Countries Supported(countries)
195+
—
Uptime SLA(%)
99.99%
—
Setup Time to First Email(minutes)
20-30 minutes
—
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
—
Maximum Monthly Email Volume(emails)
Unlimited
—
Maximum Contacts/Recipients(contacts)
Unlimited
Unlimited (with pricing increase)
Contact List Size Limit (Standard Pricing)(contacts)
Unlimited growth with pro-rated pricing
—
Maximum Monthly Email Limit(emails)
300,000 (based on plan)
—
Customer Support Response Time(hours)
4-24 (varies by plan)
12-24 hours (business hours)
Customer Support Availability
24/7 email/chat, <2hr response on paid plans
—
24/7 Support Availability
Yes, varies by plan
—
Phone Support Availability(hours)
Business hours (paid plans)
—
Free Monthly Email Volume(emails)
600 emails/month
Unlimited (with 10k contacts max)
Cost per 1,000 Emails (Pay-as-You-Go)(USD)
$0.50
Not applicable (subscriber-based)
Starter Tier Monthly Cost (50k contacts)(USD/month)
$25 (pay-as-you-go, ~1M emails)
$350/month
Average inbox placement rate(%)
99.1%
—
Sandbox mode setup time(hours)
Instant (automatic)
—
Free Tier Emails/Month(emails)
9,000 (300/day)
—
AWS Ecosystem Integration
Third-party integrations, REST API only
—
Integration Capabilities(/10)
Third-party integrations
—
Native Salesforce CRM Integration
No (Zapier third-party only)
—
API Setup Time (Developer Hours)(hours)
4–8 hours
0.5–1 hour (UI-based)
Learning Curve Rating(1-10 scale)
7 (moderate to high)
—
Segmentation Depth
Sophisticated data-driven rules
—
Automation Complexity Level
Basic (Customer Journey Builder)
—
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+
—
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
—
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
—
Overage Fees on Paid Plans
Yes - charges per contact/send overages
—
Third-Party Integrations(count)
300+ integrations
—
Third-Party Integrations Available(count)
1,200+
—
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
—
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
—
CRM Integration
Full native CRM platform integrated
—
Monthly Email Send Limit (Entry Plan)(emails/month)
1,000-5,000
—
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
—
G2 Review Rating(stars out of 5)
4.3/5 stars
—
Free Plan Contact Capacity(contacts)
500 contacts
—
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
—
Free Tier Available(yes/no)
Yes (up to 500 contacts)
—
Email Template Quality
Modern and professional
—
G2 Award Count(awards)
Transactional email and small business
—
A/B Testing
All paid plans
—
Max Contacts (Starter Plan)(contacts)
500 (free) / 5,000 (paid)
—
Average Implementation Time(days)
0.08 months (1 hour)
—
Built-in Monetization Tools(features)
None (requires third-party solutions)
—
Monetization Revenue Share(percent)
0% (you handle payments)
—
Pros & Cons
10 pros·6 cons across both
M
M
M
Mailgun
+5-3
Pros
- Pay-as-you-go pricing ($0.50/1000 emails) with no base monthly fee
- RESTful API with webhooks for real-time event tracking (bounce, delivery, complaint)
- Supports SMTP and HTTP API for multiple integration methods
- Detailed bounce and complaint management with automatic list cleaning
- 99.99% uptime SLA with EU/US data center options for compliance
Cons
- Steep learning curve—requires API integration knowledge and developer resources
- No visual campaign builder or drag-and-drop editor
- Limited audience management features; no native CRM or subscriber segmentation
M
Mailchimp
+5-3
Pros
- Free tier supporting up to 500 contacts and 1,000 emails/month with full core features
- Drag-and-drop email builder with 100+ pre-designed templates
- Advanced segmentation, tagging, and customer journey automation (conditional sends, delays)
- A/B testing for subject lines, send times, and content with performance analytics
- Built-in audience CRM with contact history, purchase tracking, and behavioral data
Cons
- Expensive for high volume—$350/month Standard plan covers only ~100,000 contacts (overage fees apply)
- Not designed for transactional emails; requires separate integration for order confirmations and alerts
- Email deliverability reputation concerns compared to dedicated transactional services
Frequently Asked Questions
5 questions
Mailgun is purpose-built for transactional emails with 99.2% deliverability, real-time bounce handling via webhooks, and granular API control. Mailchimp is designed for marketing campaigns, not system-triggered emails, and has higher bounce rates. Use Mailgun for transactional workflows.
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
Mailgun on Wikipedia (opens in new tab)
Developer-focused email API for transactional and high-volume sending with flexible pay-as-you-go pricing.
- W
Mailchimp on Wikipedia (opens in new tab)
Marketing automation platform with visual campaign builders, audience management, and integrated CRM for subscriber-based marketing.
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