Marketing Automation & CDPs · reliability comparison
Braze vs Customer.io: which is more reliable? (2026)
Customer.io is more reliable than Braze, scoring 96.2 vs 78.0 out of 100. Over the last 90 days Braze reported 4 incidents and Customer.io reported 5, with effective uptime of 99.65% and 99.99% respectively. Customer.io resolves incidents faster on average (19m).
Data updated Nov 1, 2026 · How we score
| Metric | Braze | Customer.io |
|---|---|---|
| Reliability score | 78.0 | 96.2 |
| Rank (marketing automation platforms) | #8 | #2 |
| Uptime (90 days) | 99.65% | 99.99% |
| Incidents (90 days) | 4 | 5 |
| Partial / major outages | 1 | 0 |
| Avg time to resolve | 2h 52m | 19m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Braze and Customer.io differ
- Customer.io reported 25% more incidents than Braze over the last 90 days (5 vs 4).
- Braze had 1 partial or major outage, compared with 0 for Customer.io.
- Customer.io fixes problems faster: 19m on average, against 2h 52m for Braze (9.1× quicker).
- Braze's longest outage on record lasted 6h 52m (Sep 16, 2026); Customer.io's lasted 2h 42m (Jun 13, 2026).
90-day uptime
Braze
Customer.io
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Braze incidents
- Major outageSep 16, 2026 · resolved in 6h 52m
Braze Support Services Outageofficial update ↗
Affected: Braze Support Services
- Degraded performanceSep 2, 2026 · resolved in 28m
Dashboard Latency and Errors on US07
Affected: Dashboard
- Degraded performanceSep 2, 2026 · resolved in 2h 25m
Affected: Dashboard
- Degraded performanceAug 5, 2026 · resolved in 1h 41m
Issue Impacting US 01 and US 03
Affected: Dashboard, Dashboard, REST APIs, REST APIs
Recent Customer.io incidents
- Degraded performanceOct 27, 2026 · resolved in 25m
Customer.io UI is currently unavailable for some customers
Affected: Management Interface
- Degraded performanceSep 19, 2026 · resolved in 27m
Some US customers may experience delays in message sending
Affected: Message Sending
- InformationalSep 4, 2026 · resolved in 1h 19m
Reduced Deliverability to Microsoft-Hosted Email Addresses
Affected: Message Sending
- Degraded performanceSep 3, 2026 · resolved in 5m
- InformationalAug 5, 2026 · resolved in 26m
Customer.io UI is inaccessible
Affected: Management Interface
Other marketing automation platforms to consider
- HubSpot Marketing Hub · #1 · 100% uptime
- Iterable · #3 · 99.96% uptime
- RudderStack · #4 · 99.94% uptime
- Hightouch · #5 · 99.92% uptime
See the full most reliable marketing automation & customer data platforms ranking →