@Alexandre. So you think the improved coverage of the m9 would be good enough? I do wonder if I am wasting the 1Gbps by not getting the x20. also I have a desktop computer hardwired in the front of...

We have a 2 story, 1800 sqft house. Brick exterior wall on first floor, wood interior walls and wood walls on second floor. Also a finished bsmt. For internet we have 1Gbps but I don't think we ever...