And for those who like to break them down correctly.
Home console sales
Mario Kart Wii (wii): 35.53m
Mario Kart 64 (N64): 9.87m
Super Mario Kart (SNES): 8.76m
Mario Kart 8 (Wii-U): 7.24m
Mario Kart Double Dash (gc): 6.88m
Handheld sales
Mario Kart DS (ds): 23.56m
Mario Kart 7 (3ds): 13.03m
Mario Kart Super Circuit (gba): 5.91m
Mario Kart Wii is just ridiculous.