E-book readers comparing E-book readers

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Engadget score

89
84
89
78
76

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Avg. critic rating

7.8
8.2
8.0
7.5
7.0

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Avg. user rating

9.1
8.9
8.9
8.6
8.5

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Price

$99
$46
$74

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

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

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

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Downloadable media

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

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Content sharing / lending

Yes
No
Yes

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Text format support (native)

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

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Integrated dictionary

Yes
Yes
Yes
Yes

Media

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Audio playback

No
Yes
No
Yes

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Audio codec support

MP3
AAC, MP3

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Audible support

No

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Audio jack

3.5mm

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Speakers

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

Input

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Keyboard

No
Yes
No
Yes

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Navigation type

D-pad
D-pad

Software / platform

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Operating system

Linux
Linux
Android
Other

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Browser

Yes
Yes
Yes
Yes

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Upgradeable firmware

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

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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)

Storage

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Internal storage

2 GB
4 GB
2 GB
2 GB
1.3 GB

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Memory card support

No
No
Yes
Yes
Yes

Power

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Battery type

Li-ion
Li-polymer

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Battery life

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

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Pages per charge

Compatibility

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Requires desktop software

No
No
No
Yes

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OS support

Other

Size and Weight

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Height

6.5 inches
7.5 inches
6.5 inches
6.5 inches
6.875 inches

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Width

4.5 inches
4.8 inches
5 inches
4.49 inches
4.375 inches

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Depth

0.34 inches
0.34 inches
0.47 inches
10 inches
0.375 inches

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Weight

5.98 ounces
8.5 ounces
7.48 ounces
6.53 ounces
5.9 ounces

Pricing and Availability

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Availability

Discontinued
Discontinued
Available
Available
Available

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Discontinued (US)

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Released (US)

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

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Announced (US)

September 28, 2011
July 28, 2010
May 25, 2011
August 31, 2011

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Rumored (US)

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Original price

$79 USD
$139 USD
$139 USD
$99 USD
$149.99 USD

Colors

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Colors

Gray
Black
Black
Black
Silver
Blue
Black
White
Red

General Info

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Mfr. warranty

1 year
1 year
1 year
1 year

Environmental

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