The best replacement for sony reader is kindle.

The best alternatives to sony reader are rated as following:
★★★★★  kindle
★★★★  amazon kindle
★★★  nook
★★  kobo
★★  kindle 2
★★  kindle 3
★  kindle touch
★  kindle reader
  amazon kindle 2
  nook touch
  amazon reader
  kindle dx
  kindel
  calibre
  kindle reviews
  iliad
  irex iliad
  amazon kindle 3

Your alternative for sony reader is not listed? Suggest!
Speaking about sony reader, one probably shouldn't forget about kindle.

Other search terms related to sony reader and their ratings are:
★★★★★ kindle
★ calibre
You have in mind a companion for sony reader and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of sony reader in all years. Click on graph for more.
sony reader
kindle
amazon kindle