The lower powered handheld version of the game has outsold its prettier home console counterpart so far. (heavy.com)
Due to their weaker hardware, handhelds have mostly had their own libraries separate from their home console counterparts, but that has changed over the years. (nintendoeg.leverage.it)
However, the 3DS has also seen much more third party support than its home console counterpart. (jamiex66.com)