Sony Reader PRS-505 vs Sony Reader Touch Edition PRS-650

Every spec side by side, from each maker's published figures.

Only show differences

Better figure, where one is clearly better

Share comparison

Reader PRS-505 compared with Reader Touch Edition PRS-650

	SonyReader PRS-505	SonyReader Touch Edition PRS-650
Overview
Released
Released	October 2007	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	Electronic paper with eight greyscale levels; six-inch diagonal and 800 × 600 resolution reported by MobileTechReview	E Ink Pearl electronic paper with 16 greyscale levels and optical touch sensing
Front light
Front light	No integrated illumination	No built-in light; optional illuminated cover
Page turns and refresh
Page turns and refresh	Physical page-turn controls, three text sizes and landscape orientation	Finger swipe or physical page-turn buttons; six font sizes and adjustable contrast
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 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 purchases offered at launch; USB mass-storage and memory-card transfer	Sony Reader Store at launch; books transferred through a computer
Stylus
Stylus	–	Included touch pen for annotations and handwritten memos
Note taking
Note taking	Bookmarks; no touchscreen or handwriting	Handwritten annotations, highlights, bookmarks, text notes and dictionary lookup
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 BBeB pages with a fully charged battery	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	USB charging; optional AC-S5220E mains adaptor	Micro-USB computer charging approximately 3 hours; optional PRSA-AC1 adaptor approximately 2 hours
Connectivity
Connectivity	USB; separate Memory Stick Duo/PRO Duo and SD memory-card slots; approximately 192 MB user-available storage	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; playback while reading supported	Stereo headphone socket for unprotected MP3 and AAC, including compatible spoken-word files; no Audible DRM support stated
Design
Weight
Weight	–	215 g
Size
Size	Maximum 4.8 × 6.9 × 0.3 inches without soft cover; maker specifies approximately 9 oz without cover	118.8 × 168 × 9.6 mm excluding projections; maximum 119.1 × 169.6 × 10.3 mm
Colours
Colours	–	Silver, red and black, depending on region
In the box
In the box	Reader, USB cable, protective soft cover and PC software	Touch pen, USB cable, two dummy memory cards and documentation