American Express and Capital One both maintained perfect uptime during the week of 20 April 2026, with zero incidents and zero minutes of downtime. However, American Express delivered significantly faster response times, averaging 90ms compared to Capital One's 197ms, according to Uptrue's independent monitoring.
- Both providers achieved 100% uptime with zero incidents during the monitoring period
- American Express averaged 90ms response time; Capital One averaged 197ms
- Neither provider experienced any downtime events
- Response time gap of 107ms favors American Express for time-sensitive financial operations
Uptime This Week
Both American Express and Capital One maintained 100% uptime throughout the monitoring week with zero recorded incidents. This perfect reliability score reflects robust infrastructure management in a critical financial services category.
Response Time
American Express responded to requests in an average of 90ms, while Capital One averaged 197ms—a 119% increase. For banking platforms where transaction speed directly impacts user experience, American Express's faster response times provide a measurable advantage.
Incidents & Downtime
Neither provider recorded any incidents or downtime during the monitoring period. Both maintained continuous service availability across all monitored endpoints, indicating stable platform operations.
Which Should You Choose?
Choose American Express if response time performance is critical to your integration or user experience requirements. Capital One remains a reliable alternative for less latency-sensitive operations. Both providers demonstrated equivalent reliability during this period; the decision should factor in your specific performance thresholds.
All uptime, response time, and incident data is collected by Uptrue's independent monitoring infrastructure. HTTP checks run every 5 minutes. An incident is recorded only after 2+ consecutive failed checks. Uptrue is not affiliated with any monitored service. For corrections: reports@uptrue.io