The minimal PS3/360 gap will be 3.5M and maximal 5.5M by the end of 2009

[numonex]

The sales gap will be around 5 million by end of 2009. No way will the PS3 outsell the 360 by more than 2 million units over the next 6 weeks. 1.5 million more PS3s will be sold over the next 6 weeks than 360s.
PS3 will end up outselling the 360 around 2.5 million units for the whole of 2009.