Reader Rocket Review Our evaluation of HD vs DX

Display

How do the screens stack up?

NOOK HD
5.8
Kindle DX
6.1
Resolution, pixel density, Screen size and anti-glare

Bookstore

How good is the supporting ecosystem?

NOOK HD
9.5
Kindle DX
10.0
e-bookstore size, average NYT best sellers price, NYT's top selling titles and 4 more

Performance

How responsive and how long does the e-reader last?

NOOK HD
3.5
Kindle DX
3.7
Battery life and Recharge time

Reviews

How do our trusted review sites rank these products?

NOOK HD
7.3
Kindle DX
5.7
Reviews from reviews.cnet.com and pcmag.com

No winner declared

Too close to call

Differences What are the advantages of each

Front view of Barnes & Noble NOOK HD

Reasons to consider the
Barnes & Noble NOOK HD

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Has Wi-Fi connectivity 802.11b/g/n vs None Most E-Readers have a Wi-Fi connectivity; download books from device or surf the web
Has a built-in light LED backlight vs None Most E-Readers have a built-in light
Expandable memory microSD (up to 64GB) vs None About half of E-Readers have an expansion slot ; store more content with a removable microSD card
Has a touchscreen Capacitive vs None Most E-Readers have a touchscreen; Fewer buttons, interact directly with menus
Significantly lighter weight 315 g vs 536 g More than 40% lighter weight
Can display full color Yes (LCD) vs No (E-Ink) Somewhat common; view images, read comics, and web-browse in full color
Can run Android apps Yes vs No About half of E-Readers support
Directly download library e-books to device Yes vs No Somewhat common; offers quick access to browsing public library titles available for e-readers
Supports the ePub open format Yes vs No About half of E-Readers support the ePub open format
No black flash when turning pages No (LCD) vs Yes (E-Ink) Somewhat common; provides less obtrusive page turns
Uses an open platform Yes vs No Somewhat common; can download ebooks from any source offering formats supported by device
Higher resolution screen 1440 x 900 vs 1200 x 824 More than 30% higher resolution screen
Front view of Amazon Kindle DX

Reasons to consider the
Amazon Kindle DX

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Has cellular connectivity 3G vs None Very few E-Readers have cellular data ; download content anywhere with a cellular connection
Doesn't use a proprietary power connector No (micro-USB) vs Yes (30-pin port) Somewhat common; Standardized connectors are cheap, compatible and easy to find
Customer loyalty program Yes (Kindle Store) vs No (NOOK Book Store) About half of E-Readers support customer loyalty program
Noticeably bigger screen 9.7" vs 7" Around 40% bigger screen
Much better Input/Output port micro-USB vs 30-pin port 100% better Input/Output port
Is readable in direct sunlight Yes (E-Ink) vs No (LCD) Somewhat common; text doesn't look washed out in direct daylight
Thinner 9.6 mm vs 11 mm Around 15% thinner ; easily slides into bags
Bigger bookstore 4 M book (Kindle Store) vs 3.27 M book (NOOK Book Store) More than 20% larger e-bookstore size; totalling paid & free books, this reader's bookstore offers a larger selection of reading material
Supports the Mobi e-book format Yes vs No About half of E-Readers support the Mobi e-book format
Quicker recharging 4 hours vs 4.5 hours More than 10% quicker recharging; requires less time to re-charge

Reviews Word on the street

Specifications Full list of technical specs

screen

NOOK HD  vs
Kindle DX 
Screen resolution 1440 x 900 1200 x 824
Screen size 7" 9.7"
Pixel density 242 ppi 150 ppi
Built-in light LED backlight None
Screen type LCD E-Ink
Touchscreen Capacitive None
Flashes screen black during page turns No Yes

features

Sync across multiple devices Yes Yes
Note taking Yes Yes
Text to speech Yes Yes
Directly download library e-books to device Yes No
Web browser Yes Yes
Stereo speakers Yes Yes
Evernote integration Yes No
Landscape mode Yes Yes
Accelerometer Yes Yes
Parental controls Yes Yes

storage

Expansion slot microSD (up to 64GB) None
Memory 8 GB 4 GB

connectivity

NOOK HD  vs
Kindle DX 
Input/Output port 30-pin port micro-USB
Cellular data None 3G
Wi-Fi 802.11b/g/n None

technical specs

Document support
XLS
DOC
PRC
AZW
PDF
XLX
TXT
PPT
ePUB
CBZ
HTML
MOBI

bookstore

Uses an open platform Yes No
Bookstore NOOK Book Store Kindle Store
EBookstore size 3.27 M book 4 M book
Free content free content 1.84 M books 2.5 M books
Customer loyalty program No Yes
Average NYT best sellers price $9.64 $9.24
Number of NYT top-selling titles offered+ 38 38
Reader-to-reader lending Yes Yes
Cloud storage Yes Yes
Reading apps iOS, Android, PC and Mac iOS, Android, BlackBerry, Windows Phone, PC and Mac
Additional electronic offerings newspapers, magazines, comics/graphic novels, textbooks, and audio-books newspapers, magazines, comics/graphic novels, textbooks, audio-books and blogs
Has retail store locations Yes No

form factor

Size 194.4 x 127.1 x 11 mm 183 x 264 x 9.6 mm
Weight 315 g 536 g
Interface touchscreen physical keyboard
Headphone jack Yes Yes
Barnes & Noble NOOK HD
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Amazon Kindle DX
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