Google Nexus One runs on Android 2.1 and 800×480 pixel resolution and includes a one GHz processor, 3-D graphics accelerator and HD video support.
Motorola Droid has a high resolution 3.7 inch touch screen, with a slide out QWERTY keyboard, the Motorola Droid is popular in U.S.
Motorola Backflip is one of the top android phones to hit AT&T, with a 3.1-inch 480×320-pixel touchscreen and phone flips to open the screen to show a keyboard.
Samsung Moment, lacks the extra features of the Motorola CLIQ and HTC Hero on Sprint but has a keyboard and bright display.
HTC Hero where you can zoom in and out on Websites and photos similar to the iPhone 3GS or Palm Pre.