Another difference is that while the touch - sensitive color LCD below the e-Ink reading pane on both devices has a roughly 3.5 inch diagonal, the Nook's is only a 480 pixel by 144 pixel display (about 1 inch tall) compared to the Alex's 480 pixel by 320 pixel, roughly 2 inches high. (pcworld.com)
The individual email reading panes contain all the information you need to properly digest them. (pocket-lint.com)
Unlike other e-readers, the Kindle reading pane is plain white by default, though the settings let you adjust brightness and font size, and choose a smooth sepia or black background if you're not a fan of the white. (cnet.com)