A keyword research done on Microsoft Adlab’s Keyword forecast shows us the following:

Nintendo Wii appeals more to female, and for those who are in the age range of 50+. It also shows that young male gamers are more into PS3 and Xbox 360 since they offers more action packed games compared to Wii.

Having said that, I do own a Nintendo Wii but I’m no female and no where near 50 this year