If you buy a laptop based only on raw specs, you are in a different market than the vast majority of laptop users. Most people want their laptop to be reasonably fast, get solid battery life, and have a nice display and ergonomics. Also important is power saving technology (sleep, hibernate, etc.) and storage size/speed. Most commodity laptops that are competing in the raw specs wars have major deficiencies in one or…
However, when people spend a lot of money, they want to feel that they're getting a good deal, and they want to feel that they it will be useful for long enough to get their "money's worth".
It's these two mostly psychological factors that are coming into play here.