Transactional Email APIs · reliability comparison
Brevo vs Mailtrap Email Sending: which is more reliable? (2026)
Mailtrap Email Sending is more reliable than Brevo, scoring 98.2 vs 70.5 out of 100. Over the last 90 days Brevo reported 29 incidents and Mailtrap Email Sending reported 2, with effective uptime of 99.68% and 99.99% respectively. Mailtrap Email Sending resolves incidents faster on average (6m).
Data updated Nov 2, 2026 · How we score
| Metric | Brevo | Mailtrap Email Sending |
|---|---|---|
| Reliability score | 70.5 | 98.2 |
| Rank (transactional email APIs) | #9 | #2 |
| Uptime (90 days) | 99.68% | 99.99% |
| Incidents (90 days) | 29 | 2 |
| Partial / major outages | 5 | 0 |
| Avg time to resolve | 1h 24m | 6m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Brevo and Mailtrap Email Sending differ
- Brevo reported 14.5× as many incidents as Mailtrap Email Sending over the last 90 days (29 vs 2).
- Brevo had 5 partial or major outages, compared with 0 for Mailtrap Email Sending.
- Mailtrap Email Sending fixes problems faster: 6m on average, against 1h 24m for Brevo (14.2× quicker).
- Brevo's longest outage on record lasted 2h 2m (Oct 1, 2026); Mailtrap Email Sending's lasted 2h 57m (Nov 18, 2025).
90-day uptime
Brevo
Mailtrap Email Sending
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Brevo incidents
- Degraded performanceOct 27, 2026 · resolved in 4h 21m
Affected: Transactional emails tracking links, SMS Campaigns, Transactional emails delivery, Workflows, Contacts, WhatsApp Campaigns +4 more
- Degraded performanceOct 26, 2026 · resolved in 2h 11m
Error with doubleOptinConfirmation API
Affected: Contact Management API
- InformationalOct 22, 2026 · resolved in 1h 55m
- Degraded performanceOct 19, 2026 · resolved in 20m
Affected: Account and Settings API
- Degraded performanceOct 15, 2026 · resolved in 10m
Affected: Transactional emails delivery, Brevo Tracker, Workflows, Transactional emails tracking links
- Degraded performanceOct 15, 2026 · resolved in 12m
Delay in Processing Loyalty API request
Affected: Loyalty API
Recent Mailtrap Email Sending incidents
- MaintenanceOct 8, 2026 · resolved in 38m
- Degraded performanceSep 16, 2026 · resolved in 6m
- Degraded performanceSep 16, 2026 · resolved in 6m
Other transactional email APIs to consider
- Mailjet · #1 · 100% uptime
- Loops · #3 · 99.98% uptime
- Twilio SendGrid · #4 · 99.98% uptime
- Mailchimp Transactional (Mandrill) · #5 · 99.93% uptime
See the full most reliable transactional email apis ranking →