Size and weight - Amazon Kindle eBook reader
Lighter & thinner - Only 241 grams. Amazon says, "When reading for long periods of time, we know that weight matters. That's why we worked hard to make our newest Kindle lighter than ever – only 241 grams – so you can read comfortably for hours with just one hand. Kindle is lighter than a typical paperback, and thinner than a magazine. Just 8.5mm in profile, Kindle fits perfectly in your hands."