software
Mailgun vs SendGrid 2026: Pricing & Reliability
SendGrid is the market leader with 50+ integrations and a 99.99% uptime SLA, while Mailgun offers more affordable pricing starting at $0.50 per 1,000 emails and superior API documentation for developers. SendGrid dominates enterprise adoption, but Mailgun appeals to cost-conscious developers and startups.
M
Mailgun
Developer-first email API platform with flexible pricing and robust documentation.
Startups, indie developers, and technical teams who prioritize cost control and need detailed API documentation.
Score71%
VS
SendGrid
Enterprise email platform with extensive integrations, highest uptime guarantee, and 1M+ users.
Enterprise companies, SaaS platforms, and businesses sending 10M+ emails monthly that require guaranteed uptime and CRM integrations.
Score71%
Quick Answer
AI SummarySendGrid is the market leader with 50+ integrations and a 99.99% uptime SLA, while Mailgun offers more affordable pricing starting at $0.50 per 1,000 emails and superior API documentation for developers. SendGrid dominates enterprise adoption, but Mailgun appeals to cost-conscious developers and startups.
Our Verdict
AI-assistedChoose SendGrid if you need enterprise-grade reliability, extensive integrations, and don't mind paying premium prices—it's ideal for businesses sending millions of emails monthly with strict uptime requirements. Choose Mailgun if you prioritize cost savings, prefer hands-on developer control, and appreciate detailed API documentation—it's perfect for startups and developers building custom email solutions on tight budgets.
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M
Mailgun
6.9/10
SendGrid
8.1/10
M
Choose Mailgun if
Startups, indie developers, and technical teams who prioritize cost control and need detailed API documentation.
Choose SendGrid if
Best pickEnterprise companies, SaaS platforms, and businesses sending 10M+ emails monthly that require guaranteed uptime and CRM integrations.
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Key Differences at a Glance
- Starting Price (per 1,000 emails):✓ Mailgun wins($0.50 vs $1.00)
- Uptime SLA:✓ SendGrid wins(99.99% vs 99.9%)
- Pre-built Integrations:✓ SendGrid wins(50+ vs 25+)
Key Facts & Figures
95 numeric metrics compared
| Metric | Mailgun | SendGrid | Ratio |
|---|---|---|---|
| Starting Price (Monthly)(USD) | $0 (free tier) | $29.95 | |
| Free Email Volume (Monthly)(emails) | 5,000 | 0 (trial only) | |
| Deliverability Rate(percentage) | 98.3% | 98.5% | |
| API Response Time(milliseconds) | 150-250ms | 100-150ms average | |
| Webhook Event Types(count) | 16+ | 12+ | |
| Global Data Centers(locations) | Multiple continents (8+) | Multiple continents (15+) | |
| Email Cost Per 1,000 Messages(USD) | $0.50 | — | — |
| API Rate Limit (Enterprise)(requests per second) | 300 | — | — |
| Typical Setup Time(hours) | 30-45 | — | — |
| Countries Supported(count) | 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% | 99.99 | |
| SMS Messages Included (Starter)(SMS/month) | 0 (paid separately) | — | — |
| Starting Price (Monthly)(USD) | $0 (pay-as-you-go, $0.50/1K emails) | — | — |
| Deliverability Rate(percent) | 98% | — | — |
| Setup Time to First Email(minutes) | 20-30 minutes | — | — |
| Pre-built Email Templates(count) | 50+ | 70+ responsive templates | |
| Webhook Event Types(event types) | 15+ events | 25+ event types | |
| Dedicated IP Starting Cost(USD/month) | $30 | — | — |
| Customer Support Response Time(minutes) | 4-24 (varies by plan) | — | — |
| Cost Per 1,000 Emails(USD) | $0.50 | — | — |
| Free Monthly Email Allowance(emails) | 5,000 | — | — |
| Free Monthly Email Volume(emails) | 600 emails/month | — | — |
| Cost per 1,000 Emails (Pay-as-You-Go)(USD) | $0.50 | — | — |
| Starter Tier Monthly Cost (50k contacts)(USD/month) | $25 (pay-as-you-go, ~1M emails) | — | — |
| Campaign Template Library(templates) | 0 (code-based only) | — | — |
| Automation Workflow Steps (Free/Starter Tier)(workflows) | 0 (manual via API) | — | — |
| Maximum Contacts/Recipients(contacts) | Unlimited | — | — |
| Inbox Placement Rate(%) | 98.5% | 96.8% | |
| Maximum Monthly Send Volume (Free Tier)(emails) | 5,000 | — | — |
| Monthly cost at 10M emails(USD) | $5,000 | — | — |
| Free Tier Limit(users) | 10,000 | — | — |
| Average inbox placement rate(%) | 99.1% | — | — |
| Webhook delivery latency(milliseconds) | 100-200ms | — | — |
| Sandbox mode setup time(hours) | Instant (automatic) | — | — |
| API Rate Limit(requests/second) | 300 req/s | 500 req/s | |
| API Response Time (p95)(milliseconds) | 150ms | — | — |
| Setup Time for New Developer(minutes) | 15 minutes | — | — |
| Dedicated IP Cost(USD/month) | $25.00 | — | — |
| Pricing Per 1,000 Emails(USD) | $0.50 | $0.10 | |
| API Response Time(ms) | 40ms | 50ms | |
| Free Trial Period(days) | 10 days | 30 days | |
| Integration Ecosystem(integrations) | 1,200+ | 2,500+ | |
| Minimum Monthly Cost(USD) | $5 | $10 | |
| Webhook Event Types Supported(types) | 18 | 12 | |
| 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 | — | — |
| Free Tier Monthly Email Limit(emails/month) | None (14-day trial) | 3,000 | |
| API Setup Time (Developer Hours)(hours) | 4–8 hours | — | — |
| Monthly Cost at 100K Emails/Month(USD) | $50 (pay-as-you-go) | — | — |
| Base Monthly Cost (10,000 emails)(USD) | $5.00 | — | — |
| Email Deliverability Rate(percent) | 98.2% | 99.97% | |
| Free Trial Duration(days) | 30 days | 30 days | |
| Support Response Time(hours) | 24 hours (standard) | — | — |
| Maximum Message Size(MB) | 25 MB | — | — |
| Starting Monthly Price(USD) | $0.50 per 1K emails | $1.00 per 1K emails | |
| Uptime Service Level Agreement(percent) | 99.9% | 99.99% | |
| Pre-built Integrations(count) | 25+ | 50+ | |
| Documentation Quality Score(score) | 9.2/10 | 8.5/10 | |
| Global Users (monthly active)(users) | 500,000+ | 1,000,000+ | |
| Email Delivery Rate(percent) | 98.5% | 99.2% | |
| Maximum Monthly Volume (Starter Plan)(Emails) | 20,000 | 20,000 | |
| Free Trial Duration(days) | 30 days | 30 days | |
| Free Plan Contact Limit(contacts) | 0 (100 emails/day only) | 0 (100 emails/day only) | |
| Setup Time for Non-Developers(minutes) | 60-120 minutes | 60-120 minutes | |
| Email Deliverability Rate(%) | 99.2% | 99.2% | |
| Supported Communication Channels | 1 channel (Email) | 1 channel (Email) | |
| Starting Monthly Price(USD) | $25 for 50k emails | $25 for 50k emails | |
| Global Country Coverage(countries) | 100+ countries | 100+ countries | |
| Monthly Base Price(USD) | $19.95 | $19.95 | |
| Cost Per 100K Emails(USD) | $29.95-$99.95 (bundled) | $29.95-$99.95 (bundled) | |
| Free Tier Monthly Limit(completions/month) | None | None | |
| Setup Time (First Email)(minutes) | 5-10 | 5-10 | |
| Maximum Send Rate(emails/second) | 14,400 (varies by plan) | 14,400 (varies by plan) | |
| Starting Monthly Cost(USD) | $9.95 (or free 100k/month) | $9.95 (or free 100k/month) | |
| Free Email Monthly Limit(emails) | 100,000 | 100,000 | |
| E-commerce Templates Available(count) | 50+ generic templates | 50+ generic templates | |
| Deliverability Rating(percent) | 99.3% | 99.3% | |
| Cost Per 1,000 Emails (Baseline)(USD) | $0.09 | $0.09 | |
| Monthly Base Fee (Starter)(USD) | $29.95/month (Pro plan) | $29.95/month (Pro plan) | |
| Default 24hr Sending Limit(emails) | 100 emails | 100 emails | |
| Uptime SLA Guarantee(percent) | 99.94% | 99.94% | |
| Analytics History Retention(days) | 90 days (all tiers) | 90 days (all tiers) | |
| Domain Authentication Setup Time(minutes) | 2-3 minutes (1-click) | 2-3 minutes (1-click) | |
| Free Tier Email Volume(emails/month) | 3,000 emails | 3,000 emails | |
| Cost per 1,000 Emails (Transactional)(USD) | $1.20 | $1.20 | |
| Average API Response Time(milliseconds) | 245ms | 245ms | |
| Third-Party Integrations(count) | 100+ | 100+ | |
| Entry-Level Paid Plan Price(USD/month) | $19.95 | $19.95 | |
| API Request Rate Limit(requests/second) | 500 | 500 | |
| Average Email Deliverability Rate(%) | 98-99% | 98-99% |
Sourced from publicly available data ·
Key Differences
7 attributes compared head-to-head
M
2MailgunSendGrid leads1 tie
Mailgun
Attribute
SendGrid
- $0.50(winner)Starting Price (per 1,000 emails)$1.00
- 99.9%Uptime SLA99.99%(winner)
- 25+Pre-built Integrations50+(winner)
- 300API Rate Limit (requests/second)500(winner)
- 500,000+Monthly Active Users1,000,000+(winner)
- 9.2/10(winner)Developer Documentation Quality Rating8.5/10
- 30Free Trial Period (days)30
- Starting Price (per 1,000 emails)
Mailgun
$0.50(winner)
SendGrid
$1.00
- Uptime SLA
Mailgun
99.9%
SendGrid
99.99%(winner)
- Pre-built Integrations
Mailgun
25+
SendGrid
50+(winner)
- API Rate Limit (requests/second)
Mailgun
300
SendGrid
500(winner)
- Monthly Active Users
Mailgun
500,000+
SendGrid
1,000,000+(winner)
- Developer Documentation Quality Rating
Mailgun
9.2/10(winner)
SendGrid
8.5/10
- Free Trial Period (days)
Mailgun
30
SendGrid
30
Full Comparison
| Attribute | Mailgun | SendGrid |
|---|---|---|
| Starting Price (Monthly)(USD) | $0 (free tier)(winner) | $29.95 |
| Free Email Volume (Monthly)(emails) | 5,000(winner) | 0 (trial only) |
| Email Cost Per 1,000 Messages(USD) | $0.50 | — |
| SMS Pricing Per Message(USD) | Not offered | — |
| Starter Plan Monthly Price(USD) | $35 | — |
Show 23 more attributesEmails Per Day (Free Tier)(emails/day) 25 (unlimited) — Starting Price (Monthly)(USD) $0 (pay-as-you-go, $0.50/1K emails) — Dedicated IP Starting Cost(USD/month) $30 — Cost Per 1,000 Emails(USD) $0.50 — Free Monthly Email Allowance(emails) 5,000 — Monthly cost at 10M emails(USD) $5,000 — Free Tier Limit(users) 10,000 — Pricing Per 1,000 Emails(USD) $0.50 $0.10 Minimum Monthly Cost(USD) $5 $10 Base Monthly Cost (Small Volume)(USD) $20 — Cost Per 1M Emails(USD) $100 — Monthly Cost at 100K Emails/Month(USD) $50 (pay-as-you-go) — Base Monthly Cost (10,000 emails)(USD) $5.00 — Starting Monthly Price(USD) $0.50 per 1K emails $1.00 per 1K emails Free Plan Contact Limit(contacts) 0 (100 emails/day only) — Starting Monthly Price(USD) $25 for 50k emails — Monthly Base Price(USD) $19.95 — Cost Per 100K Emails(USD) $29.95-$99.95 (bundled) — Free Tier Monthly Limit(completions/month) None — Starting Monthly Cost(USD) $9.95 (or free 100k/month) — Free Email Monthly Limit(emails) 100,000 — Cost Per 1,000 Emails (Baseline)(USD) $0.09 — Monthly Base Fee (Starter)(USD) $29.95/month (Pro plan) — | ||
| Deliverability Rate(percentage) | 98.3% | 98.5%(winner) |
| API Response Time(milliseconds) | 150-250ms | 100-150ms average(winner) |
| Average Deliverability Rate(%) | 99.5% | — |
| Deliverability Rate(percent) | 98% | — |
| Webhook delivery latency(milliseconds) | 100-200ms | — |
Show 11 more attributesAPI Rate Limit(requests/second) 300 req/s 500 req/s API Response Time (p95)(milliseconds) 150ms — API Response Time(ms) 40ms 50ms API Response Latency(milliseconds) ~150ms — Maximum Message Size(MB) 25 MB — Email Delivery Rate(percent) 98.5% 99.2% Email Deliverability Rate(%) 99.2% — Maximum Send Rate(emails/second) 14,400 (varies by plan) — Open Rate Improvement (avg)(percent increase) Not advertised — Deliverability Rating(percent) 99.3% — Average API Response Time(milliseconds) 245ms — | ||
| Marketing Automation Features | Limited (basic scheduling only) | Full suite included |
| Webhook Event Types(count) | 16+(winner) | 12+ |
| SMTP Relay Support | Yes | Yes |
| Communication Channels(channels) | Email only | — |
| SMS Messages Included (Starter)(SMS/month) | 0 (paid separately) | — |
Show 24 more attributesBuilt-in CRM/Automation No (requires integration) — Pre-built Email Templates(count) 50+ 70+ responsive templates Campaign Template Library(templates) 0 (code-based only) — Automation Workflow Steps (Free/Starter Tier)(workflows) 0 (manual via API) — Email validation capabilities Syntax, SMTP, catch-all, disposable detection, Risk scoring — Real-Time Email Validation(included) Yes, included — Integration Ecosystem(integrations) 1,200+ 2,500+ Webhook Event Types Supported(types) 18 12 Bounce Management Automatic suppression lists and bounce categorization — A/B Testing Capabilities Basic (open/click tracking) — Bounce Handling & List Cleaning Automatic with webhook notifications — Subscriber Management Features None (API-only, no native CRM) — Pre-built Integrations(count) 25+ 50+ SMS Channel Support Supported — Template Customization Options AI-assisted drag-and-drop — Built-In CRM No, basic contacts only — Multi-Channel Marketing Email only — Supported Communication Channels 1 channel (Email) — Email Template Customization Advanced drag-and-drop builder with presets — Email Template Editor Drag-and-drop visual editor — Automation Workflows Full (A/B testing, branching, delays) — SMS Capability(native integration) Requires third-party integration — E-commerce Templates Available(count) 50+ generic templates — Automation Workflow Complexity(triggers/conditions) 4-5 basic trigger types — | ||
| Global Data Centers(locations) | Multiple continents (8+) | Multiple continents (15+)(winner) |
| API Rate Limit (Enterprise)(requests per second) | 300 | — |
| Typical Setup Time(hours) | 30-45 | — |
| Setup Time to First Email(minutes) | 20-30 minutes | — |
| Setup Time for New Developer(minutes) | 15 minutes | — |
| Setup Time for Non-Developers(minutes) | 60-120 minutes | — |
| Setup Time (First Email)(minutes) | 5-10 | — |
| Countries Supported(count) | 195+ | — |
| Uptime SLA(%) | 99.99% | 99.99 |
| Uptime Service Level Agreement(percent) | 99.9% | 99.99%(winner) |
| Uptime SLA Guarantee(percent) | 99.94% | — |
| Webhook Event Types(event types) | 15+ events | 25+ event types(winner) |
| Maximum Monthly Email Volume(emails) | Unlimited | — |
| Maximum Contacts/Recipients(contacts) | Unlimited | — |
| Maximum Monthly Email Limit(emails) | Unlimited (pay-per-use after quota) | — |
| Maximum Monthly Send Volume (Paid Tier)(million emails) | Unlimited at scale | — |
| Customer Support Response Time(minutes) | 4-24 (varies by plan) | — |
| Customer Support Availability(hours/week) | 24/7 email/chat, <2hr response on paid plans | — |
| Support Response Time(hours) | 24 hours (standard) | — |
| Enterprise Support Available | Yes, 24/7 with premium tiers | — |
| Free Monthly Email Volume(emails) | 600 emails/month | — |
| Cost per 1,000 Emails (Pay-as-You-Go)(USD) | $0.50 | — |
| Starter Tier Monthly Cost (50k contacts)(USD/month) | $25 (pay-as-you-go, ~1M emails) | — |
| Inbox Placement Rate(%) | 98.5%(winner) | 96.8% |
| Average inbox placement rate(%) | 99.1% | — |
| Dedicated IP Support | Built into enterprise plans | — |
| Average Email Deliverability Rate(%) | 98-99% | — |
| Maximum Monthly Send Volume (Free Tier)(emails) | 5,000 | — |
| Sandbox mode setup time(hours) | Instant (automatic) | — |
| Dedicated IP Cost(USD/month) | $25.00 | — |
| Free Trial Period(days) | 10 days | 30 days(winner) |
| Free Tier Emails/Month(emails) | 9,000 (300/day) | — |
| AWS Ecosystem Integration | Third-party integrations, REST API only | — |
| Free Tier Monthly Email Limit(emails/month) | None (14-day trial) | 3,000(winner) |
| Entry-Level Paid Plan Price(USD/month) | $19.95 | — |
| API Setup Time (Developer Hours)(hours) | 4–8 hours | — |
| Email Deliverability Rate(percent) | 98.2% | 99.97%(winner) |
| Free Trial Duration(days) | 30 days | 30 days |
| Free Trial Duration(days) | 30 days | — |
| Template Editor Type | Code-based (HTML/MJML) | — |
| Documentation Quality Score(score) | 9.2/10(winner) | 8.5/10 |
| Global Users (monthly active)(users) | 500,000+ | 1,000,000+(winner) |
| Maximum Monthly Volume (Starter Plan)(Emails) | 20,000 | — |
| Maximum Monthly Email Volume(millions) | Unlimited with proper infrastructure | — |
| API Complexity Level | Highly advanced, enterprise-grade | — |
| Global Country Coverage(countries) | 100+ countries | — |
| Default 24hr Sending Limit(emails) | 100 emails | — |
| Analytics History Retention(days) | 90 days (all tiers) | — |
| Domain Authentication Setup Time(minutes) | 2-3 minutes (1-click) | — |
| Free Tier Email Volume(emails/month) | 3,000 emails | — |
| Cost per 1,000 Emails (Transactional)(USD) | $1.20 | — |
| Third-Party Integrations(count) | 100+ | — |
| Marketing Automation Workflows | API-driven only | — |
| Built-in Landing Page Builder | No | — |
| API Request Rate Limit(requests/second) | 500 | — |
MMailgun
SendGridStarting Price (Monthly)(USD)
$0 (free tier)
$29.95
Free Email Volume (Monthly)(emails)
5,000
0 (trial only)
Email Cost Per 1,000 Messages(USD)
$0.50
—
SMS Pricing Per Message(USD)
Not offered
—
Starter Plan Monthly Price(USD)
$35
—
Show 23 more attributes
Emails Per Day (Free Tier)(emails/day)
25 (unlimited)
—
Starting Price (Monthly)(USD)
$0 (pay-as-you-go, $0.50/1K emails)
—
Dedicated IP Starting Cost(USD/month)
$30
—
Cost Per 1,000 Emails(USD)
$0.50
—
Free Monthly Email Allowance(emails)
5,000
—
Monthly cost at 10M emails(USD)
$5,000
—
Free Tier Limit(users)
10,000
—
Pricing Per 1,000 Emails(USD)
$0.50
$0.10
Minimum Monthly Cost(USD)
$5
$10
Base Monthly Cost (Small Volume)(USD)
$20
—
Cost Per 1M Emails(USD)
$100
—
Monthly Cost at 100K Emails/Month(USD)
$50 (pay-as-you-go)
—
Base Monthly Cost (10,000 emails)(USD)
$5.00
—
Starting Monthly Price(USD)
$0.50 per 1K emails
$1.00 per 1K emails
Free Plan Contact Limit(contacts)
0 (100 emails/day only)
—
Starting Monthly Price(USD)
$25 for 50k emails
—
Monthly Base Price(USD)
$19.95
—
Cost Per 100K Emails(USD)
$29.95-$99.95 (bundled)
—
Free Tier Monthly Limit(completions/month)
None
—
Starting Monthly Cost(USD)
$9.95 (or free 100k/month)
—
Free Email Monthly Limit(emails)
100,000
—
Cost Per 1,000 Emails (Baseline)(USD)
$0.09
—
Monthly Base Fee (Starter)(USD)
$29.95/month (Pro plan)
—
Deliverability Rate(percentage)
98.3%
98.5%
API Response Time(milliseconds)
150-250ms
100-150ms average
Average Deliverability Rate(%)
99.5%
—
Deliverability Rate(percent)
98%
—
Webhook delivery latency(milliseconds)
100-200ms
—
Show 11 more attributes
API Rate Limit(requests/second)
300 req/s
500 req/s
API Response Time (p95)(milliseconds)
150ms
—
API Response Time(ms)
40ms
50ms
API Response Latency(milliseconds)
~150ms
—
Maximum Message Size(MB)
25 MB
—
Email Delivery Rate(percent)
98.5%
99.2%
Email Deliverability Rate(%)
99.2%
—
Maximum Send Rate(emails/second)
14,400 (varies by plan)
—
Open Rate Improvement (avg)(percent increase)
Not advertised
—
Deliverability Rating(percent)
99.3%
—
Average API Response Time(milliseconds)
245ms
—
Marketing Automation Features
Limited (basic scheduling only)
Full suite included
Webhook Event Types(count)
16+
12+
SMTP Relay Support
Yes
Yes
Communication Channels(channels)
Email only
—
SMS Messages Included (Starter)(SMS/month)
0 (paid separately)
—
Show 24 more attributes
Built-in CRM/Automation
No (requires integration)
—
Pre-built Email Templates(count)
50+
70+ responsive templates
Campaign Template Library(templates)
0 (code-based only)
—
Automation Workflow Steps (Free/Starter Tier)(workflows)
0 (manual via API)
—
Email validation capabilities
Syntax, SMTP, catch-all, disposable detection, Risk scoring
—
Real-Time Email Validation(included)
Yes, included
—
Integration Ecosystem(integrations)
1,200+
2,500+
Webhook Event Types Supported(types)
18
12
Bounce Management
Automatic suppression lists and bounce categorization
—
A/B Testing Capabilities
Basic (open/click tracking)
—
Bounce Handling & List Cleaning
Automatic with webhook notifications
—
Subscriber Management Features
None (API-only, no native CRM)
—
Pre-built Integrations(count)
25+
50+
SMS Channel Support
Supported
—
Template Customization Options
AI-assisted drag-and-drop
—
Built-In CRM
No, basic contacts only
—
Multi-Channel Marketing
Email only
—
Supported Communication Channels
1 channel (Email)
—
Email Template Customization
Advanced drag-and-drop builder with presets
—
Email Template Editor
Drag-and-drop visual editor
—
Automation Workflows
Full (A/B testing, branching, delays)
—
SMS Capability(native integration)
Requires third-party integration
—
E-commerce Templates Available(count)
50+ generic templates
—
Automation Workflow Complexity(triggers/conditions)
4-5 basic trigger types
—
Global Data Centers(locations)
Multiple continents (8+)
Multiple continents (15+)
API Rate Limit (Enterprise)(requests per second)
300
—
Typical Setup Time(hours)
30-45
—
Setup Time to First Email(minutes)
20-30 minutes
—
Setup Time for New Developer(minutes)
15 minutes
—
Setup Time for Non-Developers(minutes)
60-120 minutes
—
Setup Time (First Email)(minutes)
5-10
—
Countries Supported(count)
195+
—
Uptime SLA(%)
99.99%
99.99
Uptime Service Level Agreement(percent)
99.9%
99.99%
Uptime SLA Guarantee(percent)
99.94%
—
Webhook Event Types(event types)
15+ events
25+ event types
Maximum Monthly Email Volume(emails)
Unlimited
—
Maximum Contacts/Recipients(contacts)
Unlimited
—
Maximum Monthly Email Limit(emails)
Unlimited (pay-per-use after quota)
—
Maximum Monthly Send Volume (Paid Tier)(million emails)
Unlimited at scale
—
Customer Support Response Time(minutes)
4-24 (varies by plan)
—
Customer Support Availability(hours/week)
24/7 email/chat, <2hr response on paid plans
—
Support Response Time(hours)
24 hours (standard)
—
Enterprise Support Available
Yes, 24/7 with premium tiers
—
Free Monthly Email Volume(emails)
600 emails/month
—
Cost per 1,000 Emails (Pay-as-You-Go)(USD)
$0.50
—
Starter Tier Monthly Cost (50k contacts)(USD/month)
$25 (pay-as-you-go, ~1M emails)
—
Inbox Placement Rate(%)
98.5%
96.8%
Average inbox placement rate(%)
99.1%
—
Dedicated IP Support
Built into enterprise plans
—
Average Email Deliverability Rate(%)
98-99%
—
Maximum Monthly Send Volume (Free Tier)(emails)
5,000
—
Sandbox mode setup time(hours)
Instant (automatic)
—
Dedicated IP Cost(USD/month)
$25.00
—
Free Trial Period(days)
10 days
30 days
Free Tier Emails/Month(emails)
9,000 (300/day)
—
AWS Ecosystem Integration
Third-party integrations, REST API only
—
Free Tier Monthly Email Limit(emails/month)
None (14-day trial)
3,000
Entry-Level Paid Plan Price(USD/month)
$19.95
—
API Setup Time (Developer Hours)(hours)
4–8 hours
—
Email Deliverability Rate(percent)
98.2%
99.97%
Free Trial Duration(days)
30 days
30 days
Free Trial Duration(days)
30 days
—
Template Editor Type
Code-based (HTML/MJML)
—
Documentation Quality Score(score)
9.2/10
8.5/10
Global Users (monthly active)(users)
500,000+
1,000,000+
Maximum Monthly Volume (Starter Plan)(Emails)
20,000
—
Maximum Monthly Email Volume(millions)
Unlimited with proper infrastructure
—
API Complexity Level
Highly advanced, enterprise-grade
—
Global Country Coverage(countries)
100+ countries
—
Default 24hr Sending Limit(emails)
100 emails
—
Analytics History Retention(days)
90 days (all tiers)
—
Domain Authentication Setup Time(minutes)
2-3 minutes (1-click)
—
Free Tier Email Volume(emails/month)
3,000 emails
—
Cost per 1,000 Emails (Transactional)(USD)
$1.20
—
Third-Party Integrations(count)
100+
—
Marketing Automation Workflows
API-driven only
—
Built-in Landing Page Builder
No
—
API Request Rate Limit(requests/second)
500
—
Pros & Cons
10 pros·4 cons across both
M
M
Mailgun
+5-2
Pros
- Pay-as-you-go pricing from $0.50 per 1,000 emails with no monthly minimums
- Exceptional API documentation with comprehensive code examples in 6+ languages
- Advanced suppression list management with automated bounce handling
- Full email validation and verification before sending
- Flexible SMTP and REST API options for maximum control
Cons
- Lower uptime SLA at 99.9% vs SendGrid's 99.99%
- Fewer pre-built integrations (25+ vs SendGrid's 50+)
SendGrid
+5-2
Pros
- Industry-leading 99.99% uptime SLA with redundant infrastructure
- 50+ pre-built integrations with Shopify, Salesforce, HubSpot, and Segment
- Higher API rate limits at 500 requests/second for high-volume senders
- Advanced analytics and engagement tracking with real-time metrics
- Dedicated customer support for Enterprise plans
Cons
- Higher baseline pricing at $1.00 per 1,000 emails
- API documentation slightly less detailed than Mailgun's developer guides
Frequently Asked Questions
5 questions
Mailgun is significantly cheaper at scale. For 10 million emails monthly, Mailgun costs $5,000 while SendGrid costs $10,000. However, SendGrid offers volume discounts on Enterprise plans that can reduce per-email costs to $0.60-$0.70, narrowing the gap.
Resources & Learn More
Curated sources to dive deeper
Where to Buy
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Wikipedia
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