Popular E-Reader Comparison Chart

Name	Amazon Kindle	Sony Pocket	Sony Touch	Barnes & Noble Nook
Price	$139 wifi only, $189 3G+Wifi	$179	$229	$149 wifi only, $199 3G+Wifi
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E-Ink Technology	Yes - E ink Pearl	Yes	Yes - E ink Pearl	Yes - E ink® Vizplex™
Size	8.7 ounces 7.5" x 4.8" x 0.335 inches	7.76 ounces 6 1/4 x 4 1/4 x 13/32 inches	7.58 ounces 6 5/8 x 4 3/4 x 13/32 inches	11.6 - 12.1 ounces 7.7 x 4.9 x 0.50 inches
Screen Size	6"	5"	6"	6"
Touch Screen	No	No	Yes	Partial
Adjustable Text	6 sizes, 3 choice of fonts	3 sizes	6 sizes	5 sizes
Wireless Connection	AT&T/Sprint	No	No	AT&T
Wireless Coverage	Global	No	No	US Only
Wifi Only Available?	Yes, $139	No	No	Yes, $149
Included Web Browser	Yes	No	No	Yes
Storage	4GB (approx. 3500 books)	2GB MB	2GB	2GB (approx. 1500 books)
Memory Expansion	No	No	Yes, up to 16GB	Yes, micro SD
Load books via Computer	Yes	Yes	Yes	Yes
Shop Wirelessly	Yes	No	No	Yes
Bookstore	Amazon.com	Sony E-bookstore	Sony E-bookstore	Barnes & Noble
Content Availability (Book totals reflect content available through device brand bookstore, more content may be available at other ebook stores)	Over 775,000 books + 1.8 million out of copyright books newspaper, magazine, blog subscriptions Over 1.8 million Free out of copyright print books - details here. Google Free Books (may need conversion)	100,000+ books Participating local library rentals(not available wirelessly) Google Free Books	100,000+ books Participating local library rentals(not available wirelessly) Google Free Books	Claim over 1 million books Some controversy about actual book availability addressed here books Participating local library rentals(not available wirelessly) Google Free books
Sample Books?	Yes, amazon delivers sample chapters for most books through whispernet instantly.	No	No	Yes, browse books through wifi while you are visiting a Barnes & Noble store.
Book Pricing (at device brand bookstore)	Bestsellers $9.99 Kindle Store seems to be cheaper for 25% to 40% of ebooks outside of the bestseller lists (compared to Nook) When the Kindle Books are cheaper it’s a 10 to 20% price difference	Sony prices higher across the board	Sony prices higher across the board	Bestsellers $9.99 Kindle Store seems to be cheaper for 25% to 40% of ebooks outside of the bestseller lists (compared to Nook)
Purchase from ebook stores other than device brand (may have DRM limitations)	Yes	Yes	Yes	Yes
Book Formats Accepted without conversion	Kindle (AZW and TOPAZ), PRC/MOBI (non DRM), PDF (non DRM), TXT	BBeB (LRF/LRX), PDF, EPUB, TXT, RTF	ePub, BBeB Book, PDF, TXT, RTF, Micrsoft® Word, (Conversion to the Reader requires Word installed on your PC)	PDF, EPUB, eReader, PDB
DRM Formats Accepted	Kindle (AZW and TOPAZ)	Marlin DRM (BBeB), Adobe (EPUB/PDF)	ePub (Adobe DRM protected), PDF (Adobe DRM protected), BBeB Book (PRS DRM protected), Text, RTF	eReader (EPUB/eReader), Adobe ADEPT (EPUB/PDF)
Automatic Format Conversion Available	E-mail conversion of DOC, HTML, JPEG, GIF, PNG, BMP and PDF available from Amazon.com	No	No	No
Screen Rotate	Yes	No	Yes	No
Built in Dictionary/Search	Yes/Yes	No	Yes/Yes	Yes/Yes
Multi-Device Sharing	Yes, iPhone™, iPod Touch®, PC, Mac OS®, and BlackBerry® Sync Books across devices	No	No	iPhone™, iPod touch®, BlackBerry®, PC, Mac OS® Sync Books across devices
Share books?	Only w/ Devices registered w/ Amazon May lend book a total of 1 time per book w/ limited titles.	No	No	May lend book a total of 1 time per book w/ limited titles.
Text-to-Speech	Yes	No	No	No
Audio Capabilities?	Yes, MP3, Audible (format 4, Audible Enhanced (AAX)),	No	Yes, MP3, AAC	Yes, MP3
Notetaking/Highlighting	Yes	No	Yes	Yes
Archive?	All purchases archived on Amazon.com and can be re-downloaded to your Kindle or your computer at any time.			All purchases archived on B&N and can be re-downloaded to your Nook or your computer at any time.
Other Features	Social Networking - built in Facebook & Twitter integration Kindle Games/Apps in development			Play Chess & Sudoku & other games
Battery Life	up to 1 month w/ Wireless off	up to 14 days	up to 14 days w/ Wireless off	up to 10 days w/ Wireless off
System Requirements	None, books can be bought and transferred wirelessly	Mac/PC More Detail: click here	Mac/PC More Detail: click here	Not specified

Large Sized E-Reader Comparison Chart

Name	Amazon Kindle DX	Sony Daily Edition	Plastic Logic Que	IREX DR800SG
Price	$489	$399	$649	$399
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E-Ink Technology	Yes	Yes	Yes, on flexible plastic	Yes
Screen Size	9.7"	7.1"	10.5"	8.5"
Touch Screen	No	Yes	Yes	Yes
Adjustable Text	6 sizes	6 sizes	5 sizes	16 sizes
Wireless Connection	AT&T/Sprint	AT&T	AT&T	Verizon
Wireless Coverage	Global	US Only	US Only	Global
Included Web Browser	Yes	No	No	No
Storage	4GB (approx. 3000 books)	2GB (approx. 1500 books)	4GB (approx. 3000 books)	None onboard, comes with 2GB SD Card
Memory Expansion	No	Yes	No	Yes
Shop Wirelessly	Yes	Yes	Yes	Yes
Bookstore	Amazon.com	Sony Ebookstore	Barnes & Noble	Barnes & Noble
Content Availability:	350,000+ books newspaper, magazine, blog subscriptions Google Free Books(may require conversion)	100,000+ books Participating local library rentals(not available wirelessly) Google Free Books	50,000+ books Participating local library rentals(not available wirelessly) Google Free Books	50,000+ books Participating local library rentals(not available wirelessly) Google Free Books
Purchase from ebook stores other than device brand (may have DRM limitations)	Yes	Yes	Yes	Yes
Book Formats Accepted	Kindle (AZW and TOPAZ), PRC/MOBI (non DRM), TXT, PDF (non DRM)	BBeB (LRF/LRX), PDF, EPUB, TXT, RTF	PDF, ePub, eReader, TXT	eReader, ePub, PDF, TXT
DRM Formats Accepted	Kindle (AZW and TOPAZ)	Adobe ADEPT (EPUB/PDF)	eReader, Adobe ADEPT (EPUB/PDF)	eReader, Adobe ADEPT (EPUB/PDF)
Format Conversion Available	E-mail conversion of DOC, HTML, JPEG, GIF, PNG, BMP and PDF available	No	No	No
Screen Rotate	Yes	Yes	Yes	?
Built in Dictionary/Search	Yes/Yes	Yes/Yes	No/Yes	Yes/Yes
Multi-Device Sharing	Yes, iPhone™, iPod Touch®, PC, (Mac OS®, and BlackBerry® coming soon)	No	No	No
Share books?	Only w/ Devices registered w/ Amazon	No	No	No
Text-to-Speech	Yes	No	No	No
Audio Capabilities?	Yes, MP3, Audible (format 4, Audible Enhanced (AAX)),	Yes, MP3, AAC	No	No
Notetaking/Highlighting	Yes	Yes	Yes	No
Battery Life	up to 14 days w/ Wireless off	up to 14 days w/ Wireless off	"measured in days not hours"	6000 pages or several days