E-book readers comparing E-book readers

sort

gdgt score

72
89
84
84
89

sort

Avg. critic rating

7.1
7.8
7.9
8.2
8.0

sort

Avg. user rating

8.6
9.1
8.9
8.9
8.9

sort

Price

$63

General

toggle

sort

Screen type

E Ink
E Ink
E Ink
E Ink
E Ink

sort

Color

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

sort

Screen size

9.7 inches
6 inches
6 inches
6 inches
6 inches

sort

Resolution

824 x 1200
600 x 800
600 x 800
600 x 800
600 x 800

sort

Touchscreen

No
No
Infrared [finger]
No
Infrared [finger]

sort

Screen PPI

150 ppi
167 ppi
167 ppi
167 ppi
167 ppi

sort

Illumination

None
None
None
None
None

Alternate display

toggle

sort

Secondary display

No
No
No
No
No

sort

Screen size

sort

Screen resolution

sort

Screen type

sort

Touchscreen

Reading / content

toggle

sort

Reading features

Bookmarks, Highlighting, Landscape view (Auto-rotation)
Bookmarks, Notes, Highlighting
Bookmarks, Notes, Highlighting
Bookmarks, Notes, Highlighting, Landscape view
Bookmarks, Notes, Highlighting

sort

Downloadable media

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

sort

Content sharing / lending

No
Yes
Yes
No
Yes

sort

Text format support (native)

Adobe PDF (pdf), Plain text (txt), Rich text (rtf), 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), 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)

sort

Integrated dictionary

Yes
Yes
Yes
Yes
Yes

Media

toggle

sort

Audio playback

Yes
No
Yes
Yes
No

sort

Audio codec support

MP3
MP3
MP3

sort

Audible support

Version 4
Yes
No

sort

Audio jack

3.5mm
3.5mm
3.5mm

sort

Speakers

Stereo
Stereo
Stereo

sort

Text-to-speech

Yes
Yes

sort

Photo viewer

Yes
Yes
Yes
Yes
Yes

sort

Image format support

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

Input

toggle

sort

Keyboard

Yes
No
No
Yes
No

sort

Navigation type

D-pad
D-pad
D-pad

Software / platform

toggle

sort

Operating system

Linux
Linux
Linux
Linux
Android

sort

Browser

Yes
Yes
Yes
Yes
Yes

sort

Upgradeable firmware

Yes
Yes
Yes
Yes

Connectivity

toggle

sort

WiFi

No
802.11 b, g, n
802.11 b, g, n
802.11 b, g, n
802.11 b, g, n

sort

WiFi encryption

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

sort

Mobile broadband (3G)

CDMA-based
No
No
No
No

sort

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

toggle

sort

Internal storage

4 GB
2 GB
4 GB
4 GB
2 GB

sort

Memory card support

No
No
No
No
Yes

Power

toggle

sort

Battery type

Li-ion
Li-polymer

sort

Battery life

Up to 4 days
Up to 15 hours
Up to 30 hours
Up to 30 hours
Up to 60 hours

sort

Pages per charge

Compatibility

toggle

sort

Requires desktop software

No
No
No
No
No

sort

OS support

Size and Weight

toggle

sort

Height

10.4 inches
6.5 inches
6.8 inches
7.5 inches
6.5 inches

sort

Width

7.2 inches
4.5 inches
4.7 inches
4.8 inches
5 inches

sort

Depth

0.4 inches
0.34 inches
0.4 inches
0.34 inches
0.47 inches

sort

Weight

18.9 ounces
5.98 ounces
7.5 ounces
8.5 ounces
7.48 ounces

Pricing and Availability

toggle

sort

Availability

Discontinued
Discontinued
Discontinued
Discontinued
Available

sort

Discontinued (US)

July 1, 2010

sort

Released (US)

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

sort

Announced (US)

May 6, 2009
September 28, 2011
July 28, 2010
May 25, 2011

sort

Rumored (US)

sort

Original price

$489 USD
$79 USD
$99 USD
$139 USD
$139 USD

Colors

toggle

sort

Colors

White
Gray
Silver
Black
Black

General Info

toggle

sort

Mfr. warranty

1 year
1 year
1 year
1 year
1 year

Environmental

toggle