Color E‑Reader Showdown: Kindle Paperwhite Color vs Kobo Libra Colour vs PocketBook Era Color – Which One Wins?
All three color e-readers use a 7-inch Kaleido 3 display with a base 1264×1680 (300 ppi) monochrome resolution and an effective 632×840 (about 150 ppi) when displaying color, supporting up to 4,096