As to the stadium, there's obviously a bazillion features in these units. Maybe my needs would change in the future, but for the time being, there's no reason for me to buy a stadium,
Tonex one at this point sounds and feels stupid good. V2 somehow got me into a rabbit hole of capturing stuff. I'm getting some of the best tones I've ever had.
At this point, tonex one has replaced my fm3 as the unit/plugin that gets the most use. This wouldn't have been possible without capturing amps myself, but here we are.