Kindle

Unlike tablets, Kindle Paperwhite is designed to deliver the best reading experience No screen glare in bright sunlight Read with one hand
—over 30% lighter than iPad mini Battery lasts weeks, not hours Next-gen built-in light
—read without eyestrain "Amazon Paperwhite Is The Best Digital Reading Experience Money Can Buy"
— Mashable "Not only is it a great ebook reader, it’s the only one even worth considering—great hardware and Amazon's spectacular ecosystem are an untouchable combination" — The Verge "The display is amazing"
— Gizmodo "Kindle Paperwhite will make Readers Rejoice" — Bloomberg News