BlackBerry 7520 (Sprint)

Pros: Not as much limitation on data as you have with 650 memory, the speakerphone is crisp, nice color screen. Bluetooth syncs well with headset,and browser/web access is quick and frankly, I was surprised as the speed. Of course, with Nextel, you get direct c

Cons: You have to get used to the Nextel antenna sticking out, the screen lights well (as do the buttons), but does not stay on more than 2 minutes. You need to use a headset if you make a lot of calls, this phone is larger than the Treo and other phones.Batter