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	Kindle DX	Kindle 2 Global Wireless Coverage	Sony 900BC (Touch) Global Wireless Coverage	Sony Digital Reader (Touch)
Users Rating
Screen Size	9.7″	6.7″	7.1″	6″
Shades of Gray	16	16	16	8
Memory	4GB	2GB	1.6GB	512MB
Storage Capacity	3500 ebooks	1500 ebooks	1500 ebooks	350 ebooks
Text-to-Speech	Available	Available	Unavailable	Unavailable
Battery	2 Weeks	2 Weeks	2 Weeks	2 Weeks
Weight	18.9 oz.	10.02 oz.	12.5 oz.	19 oz.
Input Device	Keyboard	Keyboard and Directional pad	Touchscreen	Touchscreen
Audio	Headphone Jack and Speakers	Headphone Jack and Speakers	Headphone Jack and Speakers	Headphone Jack and Speakers
Supported Formats	15	15	Most of them	Most of them
Wireless	No wireless charges	No wireless charges - US & International capabilities	No wireless charges - US and International capabilities	No wireless support
Price	$489.00(FREE shipping)	$259.00 (SAVE $100.00 + FREE shipping)	$399.00 (FREE shipping)	$299.00 (FREE shipping)
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