Marketing Automation & CDPs · reliability comparison
Iterable vs RudderStack: which is more reliable? (2026)
Iterable and RudderStack are effectively tied on reliability (93.7 vs 93.0). Over the last 90 days Iterable reported 4 incidents and RudderStack reported 3, with effective uptime of 99.96% and 99.94% respectively. RudderStack resolves incidents faster on average (57m).
Data updated Nov 1, 2026 · How we score
| Metric | Iterable | RudderStack |
|---|---|---|
| Reliability score | 93.7 | 93.0 |
| Rank (marketing automation platforms) | #3 | #4 |
| Uptime (90 days) | 99.96% | 99.94% |
| Incidents (90 days) | 4 | 3 |
| Partial / major outages | 0 | 1 |
| Avg time to resolve | 1h 12m | 57m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Iterable and RudderStack differ
- Iterable reported 33% more incidents than RudderStack over the last 90 days (4 vs 3).
- RudderStack had 1 partial or major outage, compared with 0 for Iterable.
- RudderStack fixes problems faster: 57m on average, against 1h 12m for Iterable.
- Iterable's longest outage on record lasted 40m (Jul 16, 2026); RudderStack's lasted 1h 36m (Jun 30, 2026).
90-day uptime
Iterable
RudderStack
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Iterable incidents
- Degraded performanceOct 28, 2026 · resolved in 29m
Some customers using Sparkpost (US hosted) for email may be seeing delayed or slow sends
Affected: Global Campaign Sends
- Degraded performanceSep 22, 2026 · resolved in 56m
Timeouts on User Update API Endpoints
Affected: Global API Success
- Degraded performanceSep 10, 2026 · resolved in 2h 23m
EU platform slowness and gateway errors
Affected: Global Web Application, Global API Success, Global Journey Processing
- Degraded performanceSep 1, 2026 · resolved in 58m
Subset of customers using Twilio for SMS seeing a portion of messages getting droppped
Affected: Global Campaign Sends
Recent RudderStack incidents
- Major outageSep 29, 2026 · resolved in 1h 1m
Data Ingestion Issue in the EU region
Affected: Data Ingestion (EU)
- Degraded performanceSep 21, 2026 · resolved in 35m
Increased latency in US data processing pipeline
Affected: Data Processing Pipeline (US)
- Degraded performanceAug 17, 2026 · resolved in 1h 14m
Other marketing automation platforms to consider
- HubSpot Marketing Hub · #1 · 100% uptime
- Customer.io · #2 · 99.99% uptime
- Hightouch · #5 · 99.92% uptime
- Optimove · #6 · 99.88% uptime
See the full most reliable marketing automation & customer data platforms ranking →