@woozle Thanks, is there reasoning behind the recommendation as from what I can find out, the only difference between the 2 units is the X50 DSL has twice the 5GHz speed but the same at 2.4GHz, which...

@woozle Thanks for the reply. No, the AX1800 X20 DSL Modem/Router of the AX3000 X50 DSL Modem/Router.

I have a reasonably large house over 3 levels and have recently acquired 3 x Deco X50 and am very pleased with the results, so much so that I am considering changing my modem. I can get an AX1800 X20...