At the prices Schiit are asking, you might as well buy 2 and save on freight !
If you read enough of Mike's reviews, it soon becomes apparent that he has a preference for warm kit, and I knew where it was going as soon as I read this:
So this is the general picture: the Asgard is the warmest and smoothest sounding of the three.
I have no idea just how 'warm' that Schiit is, but I guess its all relative. My concern with all of Jason's amps is the reputation they have for being truly hot Schiit - not my idea of a good time.