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

MetricHubSpot Marketing HubMailchimp
Reliability score95.955.1
Rank (email marketing platforms)#5#13
Uptime (90 days)100%99.28%
Incidents (90 days)117
Partial / major outages00
Avg time to resolve—1d 1h
Outages we detected00
Transparency score100/100100/100

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

Aug 5, 2026 – Nov 2, 2026: no incidents
90 days ago100% average daily uptimeToday

Mailchimp

Aug 5, 2026 – Aug 12, 2026: no incidentsAug 13, 2026: 100% uptime, 1 incident (Degraded performance)Aug 14, 2026 – Sep 10, 2026: no incidentsSep 11, 2026: 98.36% uptime, 1 incident (Degraded performance)Sep 12, 2026 – Oct 8, 2026: no incidentsOct 9, 2026: 97.81% uptime, 1 incident (Degraded performance)Oct 10, 2026: 85.00% uptime, 1 incident (Degraded performance)Oct 11, 2026: 85.00% uptime, 1 incident (Degraded performance)Oct 12, 2026: 87.18% uptime, 1 incident (Degraded performance)Oct 13, 2026 – Oct 26, 2026: no incidentsOct 27, 2026: 94.68% uptime, 1 incident (Degraded performance)Oct 28, 2026: 88.47% uptime, 1 incident (Degraded performance)Oct 29, 2026: 100% uptime, 1 incident (Degraded performance)Oct 30, 2026 – Nov 2, 2026: no incidents
90 days ago99.294% average daily uptimeToday

Recent HubSpot Marketing Hub incidents

Full HubSpot Marketing Hub reliability report →

Recent Mailchimp incidents

Full Mailchimp reliability report →

Other email marketing platforms to consider

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