Nintendo's Wii and DS are currently the top dogs on the console and handheld market, selling over 50 million and a 100 million units respectively. The software sales figures are similarly ridiculous.
These are the lifetime sales numbers for the hottest first-party games on both platforms. Brace yourselves:
Wii
Wii Sports - 45.7 million
Wii Play - 22.9 million
Wii Fit - 18.2 million
Mario Kart Wii - 15.4 million
Super Smash Bros Brawl - 8.4 million
Super Mario Galaxy - 8 million
Mario Party 8 - 6.7 million
Link’s Crossbow Training - 3.76 million
Animal Crossing: Let’s Go to the City - 3.76 million
Wii Music - 2.65 million
Super Mario Stadium Baseball - 1.2 million
DS
Nintendogs - 22.2 million units.
New Super Mario Bros - 18.4 million
Cooking Guide - 18.4 million
Brain Training - 17.4 million units
Pokemon Diamond/Pearl - 16.8 million
Mario Kart DS - 14.6 million
More Brain Training - 13.7 million
Animal Crossing: Wild World - 10 million
Super Mario 64 DS - 7.5 million
Mario Party DS - 5.8 million
Pokemon Mystery Dungeon - 4.5 million
Pokemon Platinum - 3.7 million
Kirby Super Star Ultra - 2.3 million
Pokemon Ranger - 2 million
Rhythm Paradise - 1.9 million.
Professor Layton and the Curious Village - 1.6 million