Sony Reader PRS-505 vs Sony Reader Daily Edition PRS-950

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Reader PRS-505 compared with Reader Daily Edition PRS-950

	SonyReader PRS-505	SonyReader Daily Edition PRS-950
Overview
Released
Released	October 2007	November 2010
Screen
Screen size
Screen size	6″	7.1″
Resolution
Resolution	800 × 600	1024 × 600
Sharpness
Sharpness	167 pixels per inch (calculated)	167 pixels per inch (calculated)
Colour
Colour	No	No
Front light
Front light	No	No
Display detail
Display detail	Electronic paper with eight greyscale levels; six-inch diagonal and 800 × 600 resolution reported by MobileTechReview	E Ink Pearl with optical touch sensing and 16 greyscale levels; manual specifies 7.1-inch diagonal, marketed as seven-inch
Front light
Front light	No integrated illumination	No integrated illumination
Page turns and refresh
Page turns and refresh	Physical page-turn controls, three text sizes and landscape orientation	–
Reading and writing
Stylus
Stylus	No	Yes
Page-turn buttons
Page-turn buttons	Yes	Yes
Audiobooks
Audiobooks	Yes	Yes
Storage
Storage	192 MB	2 GB (better)
Software
Software	Other	Other
Formats
Formats	BBeB, PDF, TXT and RTF; Word converted by desktop software; EPUB and Adobe DRM PDF/EPUB listed in the updated 2008 maker manual; JPEG, GIF, PNG and BMP	EPUB, PDF, BBeB LRF, TXT and RTF; Word converted to RTF by desktop software; JPEG, GIF, PNG and BMP
Book store
Book store	Computer-based Sony eBook Store purchases offered at launch; USB mass-storage and memory-card transfer	Wi-Fi and AT&T 3G Reader Store access offered in the US at launch without monthly charges; USB transfer also supported
Library loans
Library loans	–	Adobe DRM EPUB and PDF public-library books supported (MobileTechReview)
Stylus
Stylus	–	Included pen with body storage slot
Note taking
Note taking	Bookmarks; no touchscreen or handwriting	Handwritten notes, highlights, text memos and drawings; dictionaries and translation dictionaries
Connections and battery
Battery life detail
Battery life detail	Up to approximately 7,500 BBeB pages with a fully charged battery	Up to 20,000 continuous EPUB page turns at approximately one second per page in the maker's test
Charging
Charging	USB charging; optional AC-S5220E mains adaptor	Approximately 2.5 hours with supplied PRSA-AC1 adaptor; approximately 5 hours from computer USB
Connectivity
Connectivity	USB; separate Memory Stick Duo/PRO Duo and SD memory-card slots; approximately 192 MB user-available storage	Wi-Fi IEEE 802.11b/g; HSPA/WCDMA and GPRS/EDGE; micro-USB; Memory Stick PRO Duo and SD card slots, expansion up to 32 GB; approximately 1.4 GB user space after initial setup
Audio
Audio	3.5 mm headphone socket; unprotected MP3 and AAC audio only; playback while reading supported	3.5 mm headphone socket; unprotected MP3 and AAC files only, with no DRM audio support
Design
Weight
Weight	–	273 g
Size
Size	Maximum 4.8 × 6.9 × 0.3 inches without soft cover; maker specifies approximately 9 oz without cover	128 × 200 × 9.6 mm
Colours
Colours	–	Silver
In the box
In the box	Reader, USB cable, protective soft cover and PC software	Reader, stylus, USB cable and PRSA-AC1 mains adaptor specified by the maker's manual