Sony Reader Pocket Edition PRS-350 vs Sony Reader PRS-505

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Reader Pocket Edition PRS-350 compared with Reader PRS-505

	SonyReader Pocket Edition PRS-350	SonyReader PRS-505
Overview
Released
Released	September 2010	October 2007
Screen
Screen size
Screen size	5″	6″
Resolution
Resolution	800 × 600	800 × 600
Sharpness
Sharpness	200 pixels per inch (calculated) (better)	167 pixels per inch (calculated)
Colour
Colour	No	No
Front light
Front light	No	No
Display detail
Display detail	E Ink Pearl electronic paper with 16 greyscale levels and optical touch sensing	Electronic paper with eight greyscale levels; six-inch diagonal and 800 × 600 resolution reported by MobileTechReview
Front light
Front light	No built-in light; optional illuminated cover	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	Yes	No
Page-turn buttons
Page-turn buttons	Yes	Yes
Audiobooks
Audiobooks	No	Yes
Storage
Storage	2 GB (better)	192 MB
Software
Software	Other	Other
Formats
Formats	EPUB, PDF and TXT; Japanese version also supports XMDF and .book content; JPEG, GIF, PNG and BMP images	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
Book store
Book store	Sony Reader Store at launch; books transferred through a computer	Computer-based Sony eBook Store purchases offered at launch; USB mass-storage and memory-card transfer
Stylus
Stylus	Included touch pen for handwritten notes and annotations	–
Note taking
Note taking	Handwritten annotations, highlights, bookmarks, text notes and dictionary lookup	Bookmarks; no touchscreen or handwriting
Connections and battery
Battery life (maker's claim)
Battery life (maker's claim)	Up to 2.5 weeks	–
Battery life detail
Battery life detail	Built-in lithium-ion battery; up to 2.5 weeks reading 30 minutes per day under revised test, or approximately 10,000 continuous page turns; older test claimed 14 days at 75 minutes per day	Up to approximately 7,500 BBeB pages with a fully charged battery
Charging
Charging	Micro-USB computer charging approximately 3 hours; optional PRSA-AC1 adaptor approximately 2 hours	USB charging; optional AC-S5220E mains adaptor
Connectivity
Connectivity	Micro-USB; no Wi-Fi, 3G or memory card slot; approximately 1.4 GB user-accessible internal storage	USB; separate Memory Stick Duo/PRO Duo and SD memory-card slots; approximately 192 MB user-available storage
Audio
Audio	No audio playback or headphone socket	3.5 mm headphone socket; unprotected MP3 and AAC audio only; playback while reading supported
Design
Weight
Weight	155 g	–
Materials
Materials	Aluminium body	–
Size
Size	104.3 × 145 × 8.5 mm excluding projections; maximum 104.6 × 145.4 × 9.2 mm	Maximum 4.8 × 6.9 × 0.3 inches without soft cover; maker specifies approximately 9 oz without cover
Colours
Colours	Silver and pink	–
In the box
In the box	Touch pen, USB cable and documentation	Reader, USB cable, protective soft cover and PC software