VGChartz Hardware data for the period 10th Oct 2010 to 01st Jan 2011:
X360 PS3
6,866,522 6,283,436
Just another way to look at it. MS outsold PS3 by nearly 600K from Oct 10th 2010 to Jan 1st 2011. They need to outsell the PS3 by nearly twice that amount this year without Kinect being the hot new device. If MS have a price cut or something up their sleeves they should do it already.