One more E-book reader is out in the market called “nook”

Now users have one more options to read e-books. Its called “nook” it’s a product of Barnes&Noble.

Some of the features mentioned in the site are:
1) nook's easy-to-read E Ink® display is more like a traditional book than a computer screen. With no glare or backlight, and adjustable text size, you can read comfortably for hours.
2) Sample eBooks for free just about anywhere you are, on us. Browse eBooks, magazines and newspapers on AT&T's 3G Wireless Network or on Wi-Fi. And every Barnes & Noble has free Wi-Fi, so you can connect at lightning-fast speeds.
3) With 2GB of memory, nook stores up to 1,500 books, newspapers and magazines. Need even more space? Just add a memory card. An entire library light enough to take with you everywhere, so you'll never be without your favorites.
4) Control your nook with an easy-to-use full-color touchscreen, created to work seamlessly with the crisp, clean E Ink® display. Just use your finger to swipe through titles and tap open your next read. Or use nook's large, comfortable, virtual keyboard to find exactly what you're looking for.

Also a very good comparison of the Amazon kindle and Nook is given in the nook’s site. You can find that here.