Sony Reader Touch Edition PRS-600 vs Sony Reader Touch Edition PRS-650

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Reader Touch Edition PRS-600 compared with Reader Touch Edition PRS-650

	SonyReader Touch Edition PRS-600	SonyReader Touch Edition PRS-650
Overview
Released
Released	August 2009	September 2010
Screen
Screen size
Screen size	6″	6″
Resolution
Resolution	800 × 600	800 × 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	E Ink Vizplex touchscreen; 800 × 600 resolution and eight greyscale levels reported by MobileTechReview	E Ink Pearl electronic paper with 16 greyscale levels and optical touch sensing
Front light
Front light	No integrated light; optional cover with reading light	No built-in light; optional illuminated cover
Page turns and refresh
Page turns and refresh	Finger swipe or physical page controls; five text sizes, page zoom and landscape orientation	Finger swipe or physical page-turn buttons; six font sizes and adjustable contrast
Reading and writing
Stylus
Stylus	Yes	Yes
Page-turn buttons
Page-turn buttons	Yes	Yes
Audiobooks
Audiobooks	Yes	Yes
Storage
Storage	380 MB	2 GB (better)
Software
Software	Other	Other
Formats
Formats	EPUB, PDF, BBeB, TXT and RTF; Word converted to RTF; JPEG, GIF, PNG and BMP; Adobe DRM EPUB and PDF supported	EPUB, PDF and TXT; Japanese version also supports XMDF and .book content; JPEG, GIF, PNG and BMP images
Book store
Book store	Computer-based Sony eBook Store downloads offered at launch; manual USB and memory-card transfer	Sony Reader Store at launch; books transferred through a computer
Library loans
Library loans	Adobe-format public-library loans supported	–
Stylus
Stylus	Included pen with body storage slot	Included touch pen for annotations and handwritten memos
Note taking
Note taking	Handwritten book annotations, highlights, text notes and standalone drawings; Oxford English dictionary lookup	Handwritten annotations, highlights, bookmarks, text notes and dictionary lookup
Design
Weight
Weight	286 g	215 g (better)
Size
Size	121 × 174.3 × 9.8 mm	118.8 × 168 × 9.6 mm excluding projections; maximum 119.1 × 169.6 × 10.3 mm
Colours
Colours	Black, silver and red	Silver, red and black, depending on region
In the box
In the box	Reader, stylus, USB cable, protective sleeve and quick-start guide	Touch pen, USB cable, two dummy memory cards and documentation
Connections and battery
Battery life (maker's claim)
Battery life (maker's claim)	–	Up to 2.5 weeks
Battery life detail
Battery life detail	Up to approximately 7,500 continuous page turns at approximately one page per second in the maker's manual test	Built-in lithium-ion battery; up to 2.5 weeks reading 30 minutes per day under the maker's revised test, or approximately 10,000 continuous page turns; older test claimed 14 days at 75 minutes per day
Charging
Charging	Computer USB; optional AC-S5220E mains adaptor	Micro-USB computer charging approximately 3 hours; optional PRSA-AC1 adaptor approximately 2 hours
Connectivity
Connectivity	USB; Memory Stick Duo/PRO Duo and SD/SDHC card slots; approximately 380 MB available for user content	Micro-USB, SD up to 2 GB and SDHC up to 32 GB, Memory Stick PRO Duo; no Wi-Fi or 3G; approximately 1.4 GB user-accessible internal storage
Audio
Audio	3.5 mm headphone socket; unprotected MP3 and AAC audio only	Stereo headphone socket for unprotected MP3 and AAC, including compatible spoken-word files; no Audible DRM support stated