Take a look at the size comparison and a great review of the BlackBerry 8300 vs. BlackBerry 8800 from the The Boy Genius Report.

BlackBerry 8300 and BlackBerry 8800 Comparison Shots : The Boy Genius Report

This guy gets all the cool phones, RIM send some my way, or anybody you want a mobile review from the w4network.

Also take a look at Why AT&T/Cingular Gets Most of the New BlackBerry’s First from blackberrycool.com