E-book readers comparing E-book readers

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gdgt score

78
89
84
84
89

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Avg. critic rating

7.5
7.8
7.9
8.2
8.0

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Avg. user rating

8.6
9.1
8.9
8.9
8.9

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Price

$64

General

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Screen type

E Ink
E Ink
E Ink
E Ink
E Ink

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Color

Monochrome (16 grayscale levels)
Monochrome (16 grayscale levels)
Monochrome (16 grayscale levels)
Monochrome (16 grayscale levels)
Monochrome (16 grayscale levels)

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Screen size

6 inches
6 inches
6 inches
6 inches
6 inches

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Resolution

600 x 800
600 x 800
600 x 800
600 x 800
600 x 800

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Touchscreen

Infrared [finger]
No
Infrared [finger]
No
Infrared [finger]

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Screen PPI

167 ppi
167 ppi
167 ppi
167 ppi

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Illumination

None
None
None
None
None

Alternate display

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Secondary display

No
No
No
No
No

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Screen size

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Screen resolution

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Screen type

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Touchscreen

Reading / content

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Reading features

Bookmarks, Notes, Highlighting
Bookmarks, Notes, Highlighting
Bookmarks, Notes, Highlighting, Landscape view
Bookmarks, Notes, Highlighting

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Downloadable media

Books
Books, Magazines, News
Books, Magazines, News
Books, Magazines, News
Books, Magazines, News

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Content sharing / lending

Yes
Yes
No
Yes

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Text format support (native)

EPUB, Adobe PDF (pdf), Plain text (txt), Rich text (rtf), HTML pages (html), Mobipocket (mobi, prc)
Adobe PDF (pdf), Plain text (txt), HTML pages (html), Microsoft Word (doc), Mobipocket (mobi, prc), Other
Adobe PDF (pdf), Plain text (txt), HTML pages (html), Microsoft Word (doc), Mobipocket (mobi, prc)
Adobe PDF (pdf), Plain text (txt), Microsoft Word (doc), Mobipocket (mobi, prc), Other
EPUB, Adobe PDF (pdf)

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Integrated dictionary

Yes
Yes
Yes
Yes

Media

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Audio playback

No
Yes
Yes
No

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Audio codec support

MP3
MP3

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Audible support

Yes
No

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Audio jack

3.5mm
3.5mm

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Speakers

Stereo
Stereo

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Text-to-speech

Yes

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Photo viewer

Yes
Yes
Yes
Yes
Yes

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Image format support

BMP, GIF, JPEG, PNG, TIFF
BMP, GIF, JPEG, PNG
BMP, GIF, JPEG, PNG
BMP, GIF, JPEG, PNG
BMP, GIF, JPEG, PNG

Input

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Keyboard

Yes
No
No
Yes
No

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Navigation type

D-pad
D-pad

Software / platform

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Operating system

Other
Linux
Linux
Linux
Android

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Browser

Yes
Yes
Yes
Yes
Yes

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Upgradeable firmware

Yes
Yes
Yes
Yes

Connectivity

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WiFi

802.11 b, g, n
802.11 b, g, n
802.11 b, g, n
802.11 b, g, n
802.11 b, g, n

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WiFi encryption

WEP, WPA, WPA2
WEP, WPA, WPA2
WEP, WPA, WPA2
WEP, WPA, WPA2

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Mobile broadband (3G)

No
No
No
No
No

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USB

2.0 (Micro-USB port, USB charging)
2.0 (Micro-USB port, USB charging)
2.0 (Micro-USB port, USB charging)
2.0 (Micro-USB port, USB charging)
2.0 (Micro-USB port, USB charging)

Storage

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Internal storage

2 GB
2 GB
4 GB
4 GB
2 GB

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Memory card support

Yes
No
No
No
Yes

Power

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Battery type

Li-ion
Li-polymer

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Battery life

Up to 30 days
Up to 15 hours
Up to 30 hours
Up to 30 hours
Up to 60 hours

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Pages per charge

Compatibility

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Requires desktop software

Yes
No
No
No
No

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OS support

Other

Size and Weight

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Height

6.5 inches
6.5 inches
6.8 inches
7.5 inches
6.5 inches

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Width

4.49 inches
4.5 inches
4.7 inches
4.8 inches
5 inches

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Depth

10 inches
0.34 inches
0.4 inches
0.34 inches
0.47 inches

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Weight

6.53 ounces
5.98 ounces
7.5 ounces
8.5 ounces
7.48 ounces

Pricing and Availability

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Availability

Available
Discontinued
Discontinued
Discontinued
Available

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Discontinued (US)

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Released (US)

September 28, 2011
August 27, 2010
June 10, 2011

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Announced (US)

September 28, 2011
July 28, 2010
May 25, 2011

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Rumored (US)

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Original price

$99 USD
$79 USD
$99 USD
$139 USD
$139 USD

Colors

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Colors

Black
Silver
Blue
Gray
Silver
Black
Black

General Info

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Mfr. warranty

1 year
1 year
1 year
1 year

Environmental

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