Which AT&T android phone is the best? why?

The HTC HD7 delivers advanced phone features including GPS functionality with access to turn-by-turn navigation from TeleNav GPS Navigator, 16 GB of internal memory, a 5 megapixel autofocus camera with dual LED flash, and HD 720p video recording. Other features include Wireless-N Wi-Fi networking, Bluetooth for hands-free devices and stereo music streaming, and a 1230 mAh battery for extended use while on the go.