1st week of 2012 - The PS3/360 gap seems to be normal
Global Hardware by Platform
Platform Weekly (change) Total
3DS 468,816 (-14%) 13,718,878
PS3 431,465 (-24%) 60,939,200
Wii 306,167 (-17%) 93,969,690
X360 264,548 (-39%) 64,033,992
PSP 240,131 (+20%) 73,099,611
DS 100,167 (-39%) 150,409,390
PSV 46,162 (-11%) 527,735
Total 1,857,456 (-20%)