small44 on 27 November 2012
Xbox360 sold 750k in the Black Friday week
http://majornelson.com/2012/11/27/xbox-360-black-friday-report/
PS4 - over 100 millions let's say 120m
Xbox One - 70m
Wii U - 25m
Vita - 15m if it will not get Final Fantasy Kingdoms Heart and Monster Hunter 20m otherwise
3DS - 80m