E Ink vs. LCD: Which Screen is Best For Reading?
 

There are two big choices when it comes to reading eBooks. You can go with either a dedicated eReader like a Kindle Paperwhite or a tablet like an iPad with an LCD screen — but which is best?

The big difference between the two classes of device — eReader and tablet — is the type of screen they have. eReaders have E Ink screens, while tablets have LCD screens. This makes all the difference.

http://www.howtogeek.com/181577/e-in...t-for-reading/