Through its latest earnings release for the nine-month period that ended in December 2017, Nintendo has revealed sales for its most popular games of the year, including various Pokémon games. As of December 31, 2017, Pokémon Ultra Sun and Ultra Moon have sold 7.17 million units; Pokémon Sun and Moon have sold 16.05 million units; Pokémon Omega Ruby and Alpha Sapphire have sold 13.94 million units; and Pokémon X and Y have sold 16.26 million units.
Source: Nintendo Co., Ltd.
Pokémon Blog 
One thought on “Updated sales figures revealed for Pokémon Ultra Sun & Ultra Moon, Sun & Moon, Omega Ruby & Alpha Sapphire and X & Y as of December 2017”