My son has a iPod touch 8G, and I have an iPhone 3G (also 8G). The iPod touch is by far the more performant of the two - it's almost like a different device.

My son has a iPod touch 8G, and I have an iPhone 3G (also 8G). The iPod touch is by far the more performant of the two - it's almost like a different device. I don't know what goes on in the guts of my iPhone, but I find it surprising on how much computing power it takes to run the cell-phone side of things.