If I had one and could compare them side by side I'd give a statement, but I don't have one atm.
My co-guitarist claims it sounds "like you thru your Diezel" though.
Although the depth circuitry of a Diezel is more huge than AF + VHT could ever be, you know . . . normally I prefer 2x12", but that was the reason I've put my old 1960A back ino the rehearsal bunker to get some more bottom end from this rig.