PSPWorld has written up an editorial comparing the PSP to the iPod Video.
From PSPWorld:
Before it was really never even a question, but now that it is finally official and the real specs are out, it’s time to take a look at the new video-capable iPod as a competitor to the PSP. Although they aren’t necessarily positioned against each other in the marketplace, the fact is that with the holiday season coming up, and their price points being so similar, they will be competing for buyer’s dollars. Many factors will go into making purchasing decisions, from content to features to price.
Continue on to PSPWorld and read more about the PSP and iPod Video.