In theory.......... maybe, perhaps, yes. The implementation of the chosen DAC is as important, if not more, than the chip itself. FiiO may choose not to use all the available channels and bells and whistles of the desktop version so it really depends on how they implement it. Also consider the amp section and the synergy with said DAC implementation. It's too early to know for sure.
Then let's hope FiiO will do their best with the implementation