Email APIs · side by side
MailerSend vs Mailjet
Compare MailerSend, Mailjet by sending volume, delivery webhooks, inbound email, domain limits and retention.
Email APIs pricing calculator
100K
MailerSend
Custom / not listed
No priced plan for this volume · 100K emails
Mailjet
Custom / not listed
No priced plan for this volume · 100K emails
Listed USD plan fees and tracked usage only. Unlisted compute, transfer, extras, taxes and contract terms are excluded. Custom or unsupported plan usage is not estimated.
Email APIs overview & pricing
| Email APIs | MailerSend | Mailjet |
|---|---|---|
| Provider | MailerLite | Sinch |
| Billing unit | emails | emails |
| Plan at selected usage | No priced plan for this volume | No priced plan for this volume |
| Monthly estimate | Custom / not listed | Custom / not listed |
| Workload | 100K emails | 100K emails |
| Free access | Limited free plan | Free plan includes 6,000 emails per month capped at 200 emails per day, with up to 1,000 contacts, API/SMTP relay access |
| Published plans | Free, Hobby, Starter, Professional, Enterprise | Free, Starter, Essential, Premium, Custom |
| Prices checked | 2026-10-08 | 2026-10-08 |
Provider
- MailerSend
- MailerLite
- Mailjet
- Sinch
Billing unit
- MailerSend
- emails
- Mailjet
- emails
Plan at selected usage
- MailerSend
- No priced plan for this volume
- Mailjet
- No priced plan for this volume
Monthly estimate
- MailerSend
- Custom / not listed
- Mailjet
- Custom / not listed
Workload
- MailerSend
- 100K emails
- Mailjet
- 100K emails
Free access
- MailerSend
- Limited free plan
- Mailjet
- Free plan includes 6,000 emails per month capped at 200 emails per day, with up to 1,000 contacts, API/SMTP relay access
Published plans
- MailerSend
- Free, Hobby, Starter, Professional, Enterprise
- Mailjet
- Free, Starter, Essential, Premium, Custom
Prices checked
- MailerSend
- 2026-10-08
- Mailjet
- 2026-10-08
Email APIs monthly cost
MailerSend: Not pricedMailjet: Not priced
Cost by emails
Cost curve data
| emails | MailerSend | Mailjet |
|---|---|---|
| 0 | $0 | $0 |
| 25K | Not priced | Not priced |
| 50K | Not priced | Not priced |
| 100K | Not priced | Not priced |
| 200K | Not priced | Not priced |
| 500K | Not priced | Not priced |
| 1M | Not priced | Not priced |
0
- MailerSend
- $0
- Mailjet
- $0
25K
- MailerSend
- Not priced
- Mailjet
- Not priced
50K
- MailerSend
- Not priced
- Mailjet
- Not priced
100K
- MailerSend
- Not priced
- Mailjet
- Not priced
200K
- MailerSend
- Not priced
- Mailjet
- Not priced
500K
- MailerSend
- Not priced
- Mailjet
- Not priced
1M
- MailerSend
- Not priced
- Mailjet
- Not priced
Which email providers fit your needs?
Mailjet features & plan notes
- Send transactional and marketing emails via Send API v3.1 or SMTP relay
- Real-time event webhooks for opens, clicks, bounces, spam complaints, and blocks
- Responsive email builder with support for MJML open-source markup
- Contact list management, email address validations, and inbox preview testing
How to compare email providers
Separate transactional delivery from campaigns, outreach and agent inboxes. Compare monthly sends and daily caps; contacts, seats and inboxes are not sending allowances. Budget separately for dedicated IPs, validation and attachments.
Browse Email APIs pricing