Sony Reader Comparison Table

Feature/Model	Sony Reader (PRS-505)	Pocket Edition (PRS-300)	Touch Edition (PRS-600)
Screen Size	6"	5"	6"
Weight	250g/9 ounces	220g/8 ounces	280g/10 ounces
Font Sizes	3	3	5
Annotation	Bookmarking of pages possible	Bookmarking of pages possible	Freehand highlighting and annotation
Capacity	160 books / 256MB (expandable)	350 books / 512 MB	350 books / 512 MB (expandable)
Interface	Menu buttons, navigation controls and page advance	Menu buttons, navigation & page advance control	Touch interface (configurable) and page advance, font size, menu
Dictionary	None	None	Choice of Oxford British and American English
Other Features	Audio Playback, Picture Viewer	None	Drawing Application, Text Memos, Audio Playback, Picture Viewer
Included Accessories	Carry Case, USB Cable	Soft Case, USB Cable	Soft Case, USB Cable, Stylus