Reliability Showdown

Mailchimp vs Twilio Reliability Comparison

Mailchimp

✅ Operational

All Systems Operational

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Twilio

🟡 Degraded

Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Long Codes to T-Mobile network subscribers in the Netherlands. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

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Reliability KPIs

Metric	Mailchimp	Twilio
90-Day Uptime %	99.500%	99.667% 🏆
MTTR	60m 🏆	61m
Incidents/Mo	6.7	6.7

The Verdict

Based on historical logs from the past 90 days, Twilio is statistically more reliable, achieving an uptime of 99.667% compared to Mailchimp's 99.500%.