Documentation-based comparison
Brevo Transactional Email versus MailerSend
Compare documented scope and conditions. Unknowns remain unknown; different billing units do not establish a cost winner.
What the evidence answers
A reading of reviewed official documentation for Brevo Transactional Email and MailerSend. It is not a hands-on test, a ranking or a recommendation of one product.
Price
- Brevo Transactional Email From $9/mo
- Free: no subscription charge
- Starter: $9.00 monthly
- Standard: $18.00 monthly
- Professional: $499.00 monthly
- Enterprise: Vendor quotation required
- MailerSend From $7/mo
- Free: no subscription charge
- Hobby: $7.00 monthly
- Hobby: $75.60 annual ($6.30/mo equivalent)
- Starter: $35.00 monthly
- Starter: $378.00 annual ($31.50/mo equivalent)
- Professional: $110.00 monthly
Both list prices on the same basis. Compare what each plan includes; the lower amount alone does not make the better choice.
Documented for both
- Sending volume
- Brevo Transactional Email Plans are priced on emails sent; contact-based pricing applies only to marketing features.Free: 300 emails per dayStarter: 5,000 emails per monthStandard: 5,000 emails per monthProfessional: 150,000 emails per month
- MailerSend Free: 500 emails per monthHobby: 5,000 emails per monthStarter: 50,000 emails per monthProfessional: 50,000 emails per month
- Log retention
- Brevo Transactional Email Flexible log retention is advertised; a numeric retention window is not stated on this page.
- MailerSend Searchable activity data can be extended up to 365 days, from USD 5.00.Free: 1 day of activity dataHobby: 1 day of activity dataStarter: 7 days of activity dataProfessional: 30 days of activity data
- Webhooks and events
- Brevo Transactional Email Event webhooks and real-time tracking are listed.Free: Webhook support included
- MailerSend Free: 1 webhookHobby: 1 webhookStarter: 50 webhooksProfessional: Unlimited, subject to the plan-limits policy
- Dedicated IP
- Brevo Transactional Email Dedicated IPs with custom warming schedules are offered to high-volume senders; no price is published.Enterprise: Dedicated IPs are part of the custom Enterprise plan
- MailerSend Dedicated IPs are only for Enterprise accounts sending more than 100,000 emails a week.
- Support
- Brevo Transactional Email Free: Email supportStarter: Email support in 6 languagesProfessional: Phone support plus 3 hours a year with a deliverability specialistEnterprise: Tailored onboarding and CSM support
- MailerSend Free: LimitedHobby: Email supportStarter: Email and live chat supportProfessional: Priority email support, live chat and onboarding assistance
- Overage charges
- Brevo Transactional Email Pay-as-you-go email credits are an alternative to a plan: they do not expire and one email uses one credit.
- MailerSend Sending continues past the monthly quota and extra emails are billed per 1,000; the email count resets every 30 days.
Limits to check
- Brevo Transactional Email Attachments are limited to 25 MB per email, and one API request can batch up to 1,000 emails.
- MailerSend Daily API requests are capped by plan: 100 on Free, 1,000 on Hobby, 100,000 on Starter and 500,000 on Professional.
Not verified yet
Every compared requirement has evidence for at least one.
Documented for one product only, shown in the table below: MailerSend: sender domains.
Not verified means our reviewed sources do not establish it. It does not mean a product lacks the capability or that it costs nothing.
Next steps
- Ask Brevo Transactional Email about sender domains; our sources do not establish it yet.
| Requirement | Brevo Transactional Email | MailerSend |
|---|---|---|
| Pricing | From $9/mo | From $7/mo |
| Who it is for | Transactional email sent by API or SMTP from your application, inside an all-in-one platform that also runs marketing campaigns. Verified Oct 11, 2026 · Brevo Transactional Email: official product and plan documentation | Email API and SMTP relay for sending email, from a free 500-email plan upward. Verified Oct 11, 2026 · MailerSend pricing, monthly plan cards and comparison table |
| Coverage limits | Attachments are limited to 25 MB per email, and one API request can batch up to 1,000 emails. Verified Oct 11, 2026 · Brevo Transactional Email: official product and plan documentation | Daily API requests are capped by plan: 100 on Free, 1,000 on Hobby, 100,000 on Starter and 500,000 on Professional. Table columns run Professional, Starter, Hobby, Free. Verified Oct 11, 2026 · MailerSend pricing, monthly plan cards and comparison table |
| Sending volume | Plans are priced on emails sent; contact-based pricing applies only to marketing features. Verified Oct 11, 2026 · Brevo Transactional Email: official product and plan documentation
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| Sender domains | Not verified | An extra domain space costs USD 4.00; the billing period is not stated. Available on Starter, Professional and Enterprise. Verified Oct 11, 2026 · MailerSend pricing, monthly plan cards and comparison table
|
| Log retention | Flexible log retention is advertised; a numeric retention window is not stated on this page. Verified Oct 11, 2026 · Brevo Transactional Email: official product and plan documentation | Searchable activity data can be extended up to 365 days, from USD 5.00. Verified Oct 11, 2026 · MailerSend pricing, monthly plan cards and comparison table
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| Webhooks and events | Event webhooks and real-time tracking are listed. Verified Oct 11, 2026 · Brevo Transactional Email: official product and plan documentation
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| Dedicated IP | Dedicated IPs with custom warming schedules are offered to high-volume senders; no price is published. Verified Oct 11, 2026 · Brevo Transactional Email: official product and plan documentation
| Dedicated IPs are only for Enterprise accounts sending more than 100,000 emails a week. Verified Oct 11, 2026 · MailerSend pricing, monthly plan cards and comparison table |
| Support |
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| Overage charges | Pay-as-you-go email credits are an alternative to a plan: they do not expire and one email uses one credit. Pay-as-you-go does not include phone support; the credit price is not shown. Verified Oct 11, 2026 · Brevo: official pricing page | Sending continues past the monthly quota and extra emails are billed per 1,000; the email count resets every 30 days. Verified Oct 11, 2026 · MailerSend: official product and plan documentation |
| Coverage note | Starting volume. | At the volume shown on the plan card. |