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| Apple iPad | Apple iTouch | Amazon Kindle 2 | Amazon Kindle DX | Barnes & Noble Nook | Sony Daily Edition | Sony Touch | Plastic Logic Que proReader | |
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Link | iPad | iTouch | Kindle 2 | Kindle DX | Nook | Reader Daily Edition PRS-900BC | Reader Touch PRS-600SC | Que | |
Available | March (WiFi only) April (WiFi/3G) | Now | Now | Now | Now | Now | Now | Mid-April | |
Price | WiFi: $499-699 3G/WiFi: $629-829 | $199/$299/$399 | $259 | $489 | $259 | $399 | $300 | WiFi/4GB: $649 WiFi/3G/8GB: $799 | |
Size | .5 inches thick | 4.3x2.4x.33 in. | 8 x 5.3 x 0.36 inches | 10.4 x 7.2 x 0.38 inches | 7.7 x 4.9 x 0.5 inches | 8.13 x 4 x 19/32 inches | 6.9 x 4.8 x .4 inches | ||
Weight | 1.5 lbs. | 4 oz. | 10.2 oz. | 18.9 oz. | 12.1 oz. | 12.75 oz. | 10.1 oz | ||
Screen Size | 9.7 inches | 3.5 in. | 6 inches | 9.7 inches | 6 inches | 7.1 inches | 6 in. | 10.5 inches | |
Display | Backlit IPS Color |
| Grayscale | Grayscale | Grayscale reading, color nav Grayscale | Grayscale | Grayscale | ||
Touchscreen/Rotate | Yes/Yes | Yes/Yes | No/Manual | No/Yes | Yes/No | Yes/Yes | Yes/? | ||
Battery Life | 11 hours | 30 hrs audio; 6 hrs video | 7 days with wireless Whispersync on | 7 days with wireless Whispersync on | 10 days | 7 days with wireless on | 2 weeks/6,800 (ePub) Continuous page turns; 7,500 (BBeB Book) Continuous page turns | ||
Storage/Expandable | 16GB; 32GB; 64GB/No | 8 GB; 32 GB; 64 GB/No | 2GB/No | 4GB/No | 2GB/Yes (microSD) | 1.6GB/Yes (Memory Stick Duo/SD) | 512 MB/Yes (~ 380MB Dual Memory Card Expansion Slots for Memory Stick PRO Duo™ and SD Card™ up to 16GB) | 4GB; 8GB/No | |
Input | Touchscreen/Soft keyboard (wireless keyboard available) | Touchscreen/virtual keyboard | Keyboard | Keyboard(kind of hard to use and "joystick" feature not as easy as touchscreen) | Virtual keyboard | Touchscreen/stylus/virtual keyboard | Touchscreen/stylus/virtual Keyboard | Touchscreen/Virtual Keyboard | |
Wireless/Bluetooth | 3G through AT&T/WiFi3G plans: up to 250MB, $15; unlimited $30. No contract. | WiFi/Bluetooth | Units sold through Oct. 22, Sprint 3G; Now 3G/roaming through AT&T/NO | 3G (Whispernet/Sprint) | 3G (AT&T)/WiFi | 3G (AT&T)/WiFi | No | 3G (AT&T)/WiFi/Bluetooth | |
International | No deals yet; 3G unlocked |
| 3G Roaming (AT&T) | 3G Roaming (AT&T) | No | No | No | ||
Native Formats | EPUB; Audible; Kindle (through app); iTunes;additional formats NA | EPUB; Audible; Kindle (through app); B&N Nook (through app); other ebook readers like Stanza; etc | Kindle (AZW), TXT, Audible (formats 4, Audible Enhanced (AAX), MP3, unprotected MOBI, PRC; Native PDF | Kindle (AZW), Native PDF, TXT, Audible (formats 4, Audible Enhanced (AAX), MP3, unprotected MOBI, PRC | EPUB, eReader, PDFs, MP3s, JPEG, GIF, PNG and BMP. | EPUB, PDF, JPEG, BBeB, TXT, RTF, JPEG, PNG, GIF, BMP , MP3, AAC | EPUB, PDF, BBeB, TXT, RTF, Word, JPEG, PNG, GIF, BMP, MP3, AAC | Native PDF, GIF, JPEG, PNG, BMP, ePub, and TXT; Will work with Office, HTML via Que software | |
Platform | Open to approved third-party developers | Open to approved third-party developers | Closed now but SDK has been released for upcoming beta and store with approved third-party developers | Closed now but SDK has been released for upcoming beta and store with approved third-party developers | Closed | Closed to developers; open in terms of multi-format, non-DRM use. | Closed to developers; open in terms of multi-format, non-DRM use. | ||
Browser | Safari | Safari | Yes in U.S., Japan. NA in most countries. | Yes | No | No | No | No | |
Available Content | Number of iBookstore titles N/A; Kindle Store; iPhone apps |
| 400,000-plus books, more than 130 newspapers & magazines, 8,000 blogs (Numbers vary internationally) | 400,000-plus books, more than 130 newspapers & magazines, 8,000 blogs (Numbers vary internationally) | 350,000 books for sale, public domain; about 30 newspapers, magazines. Google Books brings titles to 1 million | Includes public domain, access to public libraries through OverDrive | Includes public domain, access to public libraries through OverDrive | 350,000 books for sale, public domain | |
Bookstore | iBookstore | iBookstore | The Kindle Store | The Kindle Store | Barnes and Noble eBookstore, Google Books | Sony eBook Reader Store (converting to EPUB this year), Google Books | Sony eBook Reader Store (converting to EPUB this year), Google Books | ||
Book Sharing | N/A |
| Between devices, Kindle apps on same acct. | Between devices on same acct. | 14 days on many titles No | No | No | ||
Microphone/Speakers | Yes/Yes | Yes/No | No/Yes | No/Yes | No/Yes | No/Yes | No/No | No/No | |
Archive | Apple | Apple | Amazon | Amazon | Barnes & Noble | Sony | Sony | ||
Annotation |
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Highlighting |
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Ease of movement between books |
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Formatting and page locations/ease of citation |
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Individual registration/sign in |
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Resizeable fonts |
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| Y | Y |
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Screen Resolution |
| 480 x 320 pixels (163 ppi); | 600 × 800 pixels (167 ppi) | 825 × 1200 pixels (150 ppi) | 600 × 800 pixels (167 ppi) | 600 x 1024 pixels | 600 × 800 pixels |
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Shades |
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| 16 | 16 | 16 | 16 | 8 | ||
Integrated Dictionary |
| Y | Y | Y | Y | Y | Y | ||
User-replaceable battery |
| N | N |
| Y | Y? | Y? |
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Directory Organization Capability |
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Text-to-Speech/Accessibility |
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| Y | Y | N |
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Operating System | Mac iPhone/Touch | Mac iPhone/Touch | Linux | Linux | Android/Linux | Montavista Linux | Montavista Linux | ||
Platforms | Apple iPad | Apple iTouch | Amazon Kindle 2 | Amazon Kindle DX | Barnes & Noble Nook | Sony Daily Edition | Sony Touch | ||
Springer ebooks and articles |
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Elsevier ebooks and articles |
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Google Books and Scholar |
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Internet Archive |
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CUL collections |
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Ebrary |
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My iLibrary |
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NetLibrary |
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Hathi Trust |
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Books 24/7/Safari |
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Based on Comparing E-Readers | January 2010, first published Jan. 29 and was last updated at 10:30 p.m. ET Jan. 31. // Edited by Staci D. Kramer. Based on manufacturer information, additional reporting.http://paidcontent.org/table/e-reader-comparison-chartand Wikipedia: http://en.wikipedia.org/wiki/List_of_e-book_readers and http://en.wikipedia.org/wiki/Comparison_of_e-book_formats
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