A video was discovered online that compares the iPhone 3G to the BlackBerry Storm and Bold. Unfortunately T-mobile's Google phone G1 wasn't present, but not to worry, I'm SURE someone will be making a video with all four phones...it'll only be a matter of time as these four phones seem to be leading the pack as far as smartphones go.
The other thing missing was a quick demonstration of the phones, but I suppose the purpose of the vid was just to show size reference. Anyway, here's the video:
