Not that much worse for 5GHz because a decent wall will already heavily attenuated that signal.
When I was still at university, just walking out of my studio appartement and closing the door would already drop my 5GHz signal a good bit. Open the door, much better.
When I was still at university, just walking out of my studio appartement and closing the door would already drop my 5GHz signal a good bit. Open the door, much better.