E-book readers comparing E-book readers

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Engadget score

89
90
84

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Avg. critic rating

8.0
8.7
7.9

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Avg. user rating

8.9
8.6
8.9

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Price

$50
$99

General

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Screen type

E Ink
E Ink
E Ink

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Color

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

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Screen size

6 inches
6 inches
6 inches

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Resolution

600 x 800
600 x 800
600 x 800

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Touchscreen

Infrared [finger]
Infrared [finger]
Infrared [finger]

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Screen PPI

167 ppi
167 ppi
167 ppi

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Illumination

None
Backlight
None

Alternate display

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Secondary display

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, Highlighting
Bookmarks, Notes, Highlighting

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Downloadable media

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

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Content sharing / lending

Yes
Yes
Yes

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Text format support (native)

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

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Integrated dictionary

Yes
Yes
Yes

Media

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Audio playback

No
No
Yes

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Audio codec support

MP3

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Audible support

Yes

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Audio jack

3.5mm

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Speakers

Stereo

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Text-to-speech

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Photo viewer

Yes
Yes
Yes

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Image format support

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

Input

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Keyboard

No
No
No

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Navigation type

Software / platform

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Operating system

Android
Linux

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Browser

Yes
Yes

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Upgradeable firmware

Yes
Yes

Connectivity

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WiFi

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

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Mobile broadband (3G)

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)

Storage

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Internal storage

2 GB
2 GB
4 GB

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Memory card support

Yes
Yes
No

Power

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Battery type

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Battery life

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

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Pages per charge

Compatibility

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Requires desktop software

No
No
No

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OS support

Size and Weight

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Height

6.5 inches
6.5 inches
6.8 inches

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Width

5 inches
5 inches
4.7 inches

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Depth

0.47 inches
0.47 inches
0.4 inches

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Weight

7.48 ounces
6.95 ounces
7.5 ounces

Pricing and Availability

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Availability

Available
Available
Discontinued

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Discontinued (US)

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Released (US)

June 10, 2011
May 1, 2012

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Announced (US)

May 25, 2011
April 12, 2012

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Rumored (US)

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Original price

$139 USD
$139 USD
$99 USD

Colors

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Colors

Black
Black
Silver

General Info

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Mfr. warranty

1 year
1 year
1 year

Environmental

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