E-reader Comparison Chart

    Nook Touch Kindle Touch Sony Reader WiFi Kindle Fire
Price   $99 $139
$99 with ads
$129 $199
Using Library E-books Need PC Yes Yes No No
Need USB transfer Yes Depends on e-book No No
Basic Features Screen type E-ink E-ink E-ink LCD
Color Grayscale Grayscale Grayscale Color
Size (in) 6.5 x 5 x 0.47 6.8 x 4.7 x 0.40 6 7/8 x 4 3/8 x 3/8 7.5 x 4.7 x 0.45
Weight (oz) 7.48 7.5 5.9 14.6
Wireless/Wifi Yes Yes Yes Yes
Web browser No Experimental Yes Yes
Touch screen Yes Yes Yes Yes
Screen flash when pages turn Every 5 pages Every 6 pages Every page; flash to black No; seamless
Memory 2gb; micro SD slot 4gb 2gb; micro SD slot 8gb
Create notes or highlight Yes Yes Yes Yes
Formats epub, pdf, jpg, gif, png, bmp azw, pdf, txt, mobi, prc, aax, aa, mp3 epub, pdf, txt, jpg, gif, bmp, png, mp3, aac non-DRM aac, mp3, midi, ogg, wav, mp4, vp8
Audio No Speakers, audio jack Audio jack Speaker, audio jack
Battery Up to 2 months with wifi off; 3 weeks with wifi on Up to 2 months with wifi off; 6 weeks with wifi on Up to 1 month 8 hours continuous reading or 7.5 hours video playback with wifi off
Dictionary Yes Yes Yes Yes
Inexpensive  Inexpensive; Cloud storage Light; 
Download library books directly
Download library e-books directly
Cons Depend on PC/USB to download library e-books;
No landscape mode;
No audio
Depend on PC/USB to download library e-books Page change slow with flash-to-black after every page Heavy;

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Christine Peterson,
May 13, 2012, 8:32 PM