Maybe. But it seems that the marketing in US will be huge this holiday season, so everything is real in this region. Worldwide? That's not even the question. Even 360 lost to PS3 everywhere except the US.
You forgot Canada, and as far as I recall, UK too.
Bet with Intrinsic:
The Switch will outsell 3DS (based on VGchartz numbers), according to me, while Intrinsic thinks the opposite will hold true. One month avatar control for the loser's avatar.