The standard PC argument against the Mac was always price. In the 90s until the early 2000s, it was not hard to price out a PC cheaper than the equivilant in specs to a Mac or one with better specs at the same price. This changed once Apple switched the Mac to Intel chips, which made the comparisons much more direct. But for the first time in a while, the new Mac book pro reverses this trend.
Check out a comparison here.
This is the most surprising thing to me from the recent Apple event.
here's another comparison