🔧 ECS vs EKS in 2026: An Honest Comparison from Someone Who Has Run Both in Production

No marketing fluff. Just what I learned running both in production across three different companies over five years.




I've had this conversation more times than I can count.

Someone joins a new team, looks at the infrastructure, and asks: "Why are we on ECS and not Kubernetes?" Or the opposite — they look at the EKS cluster and ask: "Why...