I tried many different readers, and I can say this: she buys one she seems more beautiful in appearance. Seriously.
The only serious option the reader that it makes sense to pay attention to is the size. Size needed in cases when you plan to loginformation reading technical documents and looking at the fine detailed illustrations.
If these requirements are not put forward — that it is no matter what eReader to get. They are all the same.
Support fb2 blood from his nose is stupid. There are always interesting books in a format that reader does not read, so we still need to have a Converter. If Converter is available absolutely no difference what format the reader supports. Plus, it is more convenient to manage a collection of books on the reader with the aid of special programs-indexer, and there's usually a Converter is built in. Personally I recommend the program Calibre (http://calibre-ebook.com/
He stopped for a eReader Sony PRS-300, due to the fact that she's pretty, and a little metal:)