Barnes & Noble NOOK HD
Description: Barnes and Noble says its Nook HD tablet is the lightest 7-inch tablet ever made. It integrates nicely with the company's online book store, which offers more than 3 million titles, and the Nook Video store lets users purchase movies and other video content.
Notable Specs: 1440 x 900 HD display; 10.5 hours of battery life during reading; microSD card support to expand storage; free Wi-Fi in all Barnes & Noble stores; proprietary 30-pin port for charging and syncing.
Price: The 8GB Nook HD costs $199.99, and the 16GB version sells for $229.99. (The Nook HD is currently available for preorder, and it ships on November 1, 2012.)