What the evidence answers

A reading of reviewed official documentation for Brevo Transactional Email and Resend. 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
  • Resend From $20/mo
    • Free: no subscription charge
    • Pro: $20.00 monthly
    • Scale: $90.00 monthly
    • Enterprise: Vendor quotation required

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
Resend Paid plans have no daily cap, but received emails and every To, CC and BCC recipient count toward the monthly quota.Free: 3,000 emails per monthPro: 50,000 emails per monthScale: 100,000 emails per month
Log retention
Brevo Transactional Email Flexible log retention is advertised; a numeric retention window is not stated on this page.
Resend Free and Pro: 30-day data retention.Scale: 30 days
Webhooks and events
Brevo Transactional Email Event webhooks and real-time tracking are listed.Free: Webhook support included
Resend Pro: 5 webhook endpoints.Free: 1 webhook endpointScale: 10 webhook endpoints
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
Resend USD 30 a month add-on on Scale for customers sending more than 3,000 emails a day; Resend warms up, monitors and scales the IP.
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
Resend Slack support and an urgent-response SLA are not included on Free or Pro.Free: Ticket supportScale: Dedicated Slack channelEnterprise: Guaranteed response times, a dedicated CSM and personalized migration support
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.
Resend Paid plans can keep sending past the monthly quota with pay-as-you-go, capped by default at 5 times the quota; sending then pauses until the next billing cycle.Pro: Pay-as-you-go is switched on in team settings and bills extra emails in buckets of 1,000; without it, Resend notifies you and offers an upgrade.

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.
  • Resend Every account starts at 10 API requests per second, whatever the plan; an increase goes through support.

Not verified yet

Every compared requirement has evidence for at least one.

Documented for one product only, shown in the table below: Resend: 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.
Documented scope and limits; unverified dimensions remain unknown.
RequirementBrevo Transactional EmailResend
Pricing
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

Sends application email, such as password resets and order confirmations, through the /emails API; marketing broadcasts use a separate API.

Verified Oct 11, 2026 · Resend: official product and plan documentation

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

Every account starts at 10 API requests per second, whatever the plan; an increase goes through support.

Verified Oct 11, 2026 · Resend help: account quotas and limits

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

  • Free 300 emails per day
  • Starter 5,000 emails per month
  • Standard 5,000 emails per month
  • Professional 150,000 emails per month
Paid plans have no daily cap, but received emails and every To, CC and BCC recipient count toward the monthly quota.

Verified Oct 11, 2026 · Resend help: account quotas and limits

  • Free 3,000 emails per month
  • Pro 50,000 emails per month
  • Scale 100,000 emails per month
Sender domainsNot verified
Pro and Scale can add 100 more domains for USD 20 a month; Enterprise limits are set by contract.

Verified Oct 11, 2026 · Resend help: account quotas and limits

  • Free 3 verified domains
  • Pro 10 domains
  • Scale 1,000 domains
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

Free and Pro: 30-day data retention.

Verified Oct 11, 2026 · Resend: official product and plan documentation

  • Scale 30 days
Webhooks and events
Event webhooks and real-time tracking are listed.

Verified Oct 11, 2026 · Brevo Transactional Email: official product and plan documentation

  • Free Webhook support included
Pro: 5 webhook endpoints.

Verified Oct 11, 2026 · Resend: official product and plan documentation

  • Free 1 webhook endpoint
  • Scale 10 webhook endpoints
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

  • Enterprise Dedicated IPs are part of the custom Enterprise plan
USD 30 a month add-on on Scale for customers sending more than 3,000 emails a day; Resend warms up, monitors and scales the IP.

Verified Oct 11, 2026 · Resend: official product and plan documentation

Support
  • Free Email support
  • Starter Email support in 6 languages
  • Professional Phone support plus 3 hours a year with a deliverability specialist
  • Enterprise Tailored onboarding and CSM support
Slack support and an urgent-response SLA are not included on Free or Pro.

Verified Oct 11, 2026 · Resend: official product and plan documentation

  • Free Ticket support
  • Scale Dedicated Slack channel
  • Enterprise Guaranteed response times, a dedicated CSM and personalized migration support
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

Paid plans can keep sending past the monthly quota with pay-as-you-go, capped by default at 5 times the quota; sending then pauses until the next billing cycle.

Support can adjust the cap.

Verified Oct 11, 2026 · Resend help: account quotas and limits

  • Pro Pay-as-you-go is switched on in team settings and bills extra emails in buckets of 1,000; without it, Resend notifies you and offers an upgrade.
Coverage note

Starting volume.

All webhook event types are available on every plan.

Choose two or three products.