Colour e-readers aren’t just a novelty anymore. Two models in particular are getting most of the attention: Amazon’s Kindle Colorsoft and the Kobo Libra Colour. A Look at the Design and DisplayBoth readers sit in the 7-inch range, Kindle Colorsoft at 7.1 inches, and Kobo Libra Colour at 7 inches flat. Kindle Colorsoft retails at around US$280, while Kobo Libra Colour comes in at about US$230. Kobo Libra Colour is flexible, reader-friendly, and gives a little more control over content sources.