K8s is not an AWS comparison, at least not a proper one. K8s is software, but AWS is software + hardware. Your K8s cluster likely would still be hosted on AWS/

K8s is not an AWS comparison, at least not a proper one. K8s is software, but AWS is software + hardware. Your K8s cluster likely would still be hosted on AWS/Azure/GCP. K8s lives upon the cloud providers, they are not competitors.