Email Marketing Platforms · reliability comparison
HubSpot Marketing Hub vs Mailchimp: which is more reliable? (2026)
HubSpot Marketing Hub is more reliable than Mailchimp, scoring 95.9 vs 55.1 out of 100. Over the last 90 days HubSpot Marketing Hub reported 11 incidents and Mailchimp reported 7, with effective uptime of 100% and 99.28% respectively.
Data updated Nov 2, 2026 · How we score
| Metric | HubSpot Marketing Hub | Mailchimp |
|---|---|---|
| Reliability score | 95.9 | 55.1 |
| Rank (email marketing platforms) | #5 | #13 |
| Uptime (90 days) | 100% | 99.28% |
| Incidents (90 days) | 11 | 7 |
| Partial / major outages | 0 | 0 |
| Avg time to resolve | — | 1d 1h |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where HubSpot Marketing Hub and Mailchimp differ
- HubSpot Marketing Hub reported 57% more incidents than Mailchimp over the last 90 days (11 vs 7).
- HubSpot Marketing Hub's longest incident on record lasted 3d (Jul 14, 2026); Mailchimp's lasted 3d (Oct 9, 2026).
90-day uptime
HubSpot Marketing Hub
Mailchimp
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent HubSpot Marketing Hub incidents
- InformationalNov 2, 2026 · resolved in 22m
- InformationalOct 23, 2026 · resolved in 2h 47m
Some HubSpot tools may be unavailable for some users
Affected: CRM, Marketing Tools, Website, Sales Tools, Service Tools, Chat & Automation +5 more
- InformationalOct 22, 2026 · resolved in 1h 53m
- InformationalOct 8, 2026 · resolved in 1h 35m
Marketing email statistics are delayed
Affected: Marketing Tools, Reports
- InformationalOct 2, 2026 · resolved in 1h 53m
HubSpot is experiencing issues
Affected: CRM, Marketing Tools, Chat & Automation
- InformationalSep 23, 2026 · resolved in 13m
Recent Mailchimp incidents
- Degraded performanceOct 29, 2026 · resolved (duration not published)
Access Issues and Errors Across Mailchimp
Affected: Access Issues and Errors Across Mailchimp
- Degraded performanceOct 27, 2026 · resolved in 1d 2h
Access Issues and Errors Across Mailchimp
Affected: Access Issues and Errors Across Mailchimp
- Degraded performanceOct 9, 2026 · resolved in 10d 12h
Cropped Images Disappearing in Campaigns
Affected: Cropped Images Disappearing in Campaigns
- Degraded performanceSep 11, 2026 · resolved in 2h 37m
Delayed updates to All Contacts table
Affected: Delayed updates to All Contacts table
- Degraded performanceAug 13, 2026 · resolved (duration not published)
Campaign links resulting in "500" errors.
Affected: Campaign links resulting in "500" errors.
- Degraded performanceAug 4, 2026 · resolved (duration not published)
Affected: Campaign Click Tracking Issue
Other email marketing platforms to consider
- Drip · #1 · 100% uptime
- MailerLite · #2 · 100% uptime
- Omnisend · #3 · 100% uptime
- AWeber · #4 · 100% uptime
See the full most reliable email marketing platforms ranking →