I don't know if that is the most important reason it is not equivalent. It also doesn't have any system processes; there is no systemd, sshd, no crond, etc. It

I don't know if that is the most important reason it is not equivalent. It also doesn't have any system processes; there is no systemd, sshd, no crond, etc. It doesn't need its own firewall rules configured or its own security managed. I could go on but I think you already get the point.