Marketing Automation & CDPs · reliability comparison
Bloomreach Engagement vs Customer.io: which is more reliable? (2026)
Customer.io is more reliable than Bloomreach Engagement, scoring 96.2 vs 67.3 out of 100. Over the last 90 days Bloomreach Engagement reported 2 incidents and Customer.io reported 5, with effective uptime of 99.39% and 99.99% respectively. Customer.io resolves incidents faster on average (19m).
Data updated Nov 1, 2026 · How we score
| Metric | Bloomreach Engagement | Customer.io |
|---|---|---|
| Reliability score | 67.3 | 96.2 |
| Rank (marketing automation platforms) | #10 | #2 |
| Uptime (90 days) | 99.39% | 99.99% |
| Incidents (90 days) | 2 | 5 |
| Partial / major outages | 2 | 0 |
| Avg time to resolve | 6h 42m | 19m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Bloomreach Engagement and Customer.io differ
- Customer.io reported 2.5× as many incidents as Bloomreach Engagement over the last 90 days (5 vs 2).
- Bloomreach Engagement had 2 partial or major outages, compared with 0 for Customer.io.
- Customer.io fixes problems faster: 19m on average, against 6h 42m for Bloomreach Engagement (21.3× quicker).
- Bloomreach Engagement's longest outage on record lasted 12h 46m (Oct 20, 2026); Customer.io's lasted 2h 42m (Jun 13, 2026).
90-day uptime
Bloomreach Engagement
Customer.io
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Bloomreach Engagement incidents
- Partial outageOct 30, 2026 · resolved in 39m
Bloomreach Engagement - Application access disruption, login is unavailable
Affected: C7S, CA1, CIN, CIS, ENG, EU1 +8 more
- Major outageOct 20, 2026 · resolved in 12h 46m
Bloomreach Engagement - UK region unavailable
Affected: ENG, UK1, UK2
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 →