The new Sony eBook Reader has twice the storage space (to store upto 160 ebooks) and new controls that are redesigned to mimic page-turning and allow quicker navigation, and a USB (Universal Serial Bus) port allowing the transfer of data from a PC.
Sony Digital Book reader can easily read text files, Adobe PDF documents and JPEG graphic images. To reading Microsoft Word .doc files, you will have to convert the documents to another format using the supplied software.
You can easily hold it in one hand, and with its rechargeable battery you can turn up to 7,500 continuous pages on a single charge.
An auto-sync feature with the new edition allows users to create a folder for books and documents on their computer with which they can automatically synchronise the Reader.
You will however miss reading Harry Potter series on Sony eBook Reader. Link.