I like 6” for fiction and general reading, but I really want a 13” (A4 or letter) for textbooks and PDFs. I think Sony used to have one, but discontinued it. R

I like 6” for fiction and general reading, but I really want a 13” (A4 or letter) for textbooks and PDFs. I think Sony used to have one, but discontinued it. Right now I’m using a 13” iPad Pro and it’s fine, but I’d rather have a simple ereader with an eInk display and no apps.