PS3 consistently outselling the 360 globally since 12/1/2007
Sometimes just barely, sometimes by 50% or more, but week in and week out since the beginning of December 2007, while still getting trounced in North America, the PS3 has been outselling the 360 in the definitive data set of global sales. (wii numbers set to scan so as to keep the graph compact)
http://digg.com/playstation/PS3_consistently_outselling_the_360_globally_since_12_1_2007