Reader Rocket Review Our evaluation of Vox vs 7HD


How do the screens stack up?

Kobo Vox
Arc 7HD
Resolution, pixel density and Screen size


How good is the supporting ecosystem?

Kobo Vox
Arc 7HD
e-bookstore size, average NYT best sellers price, NYT's top selling titles and 4 more


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

Kobo Vox
Arc 7HD
Battery life


How do our trusted review sites rank these products?

Kobo Vox
Arc 7HD
Reviews from multiple trusted sites

Reader Rocket Score

Display, Bookstore, Performance and Reviews

Kobo Vox
Arc 7HD

Kobo Arc 7HD 

Reader Rocket recommends the Kobo Arc 7HD  based on its display and performance.

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Differences What are the advantages of each

Front view of Kobo Vox

Reasons to consider the
Kobo Vox

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Expandable memory microSD (up to 32GB) vs None About half of E-Readers have an expansion slot ; store more content with a removable microSD card
Customer loyalty program Yes (Kindle Store) vs No (Kobo Books) About half of E-Readers support customer loyalty program
Has reader-to-reader lending Yes (Kindle Store) vs No (Kobo Books) Somewhat common; e-books can be loaned to a friend for a 14 day period; each e-book can only be loaned once
Can take notes Yes vs No About half of E-Readers support take notes
Supports text to speech Yes vs No About half of E-Readers support text to speech
Bigger bookstore 4 M book (Kindle Store) vs 3.5 M book Around 15% larger e-bookstore size; totalling paid & free books, this reader's bookstore offers a larger selection of reading material
Front view of Kobo Arc 7HD

Reasons to consider the
Kobo Arc 7HD

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Much thinner 9.6 mm vs 13 mm More than 25% thinner ; easily slides into bags
Significantly higher resolution screen 1920 x 1200 vs 1024 x 600 3.8x higher resolution screen
Much faster processor 1,700 MHz vs 800 MHz Around 2.2x faster processor; a faster processor improves responsiveness
Lighter weight 341 g vs 403 g More than 15% lighter weight

Specifications Full list of technical specs


Kobo Vox  vs
Arc 7HD 
Screen resolution 1024 x 600 1920 x 1200
Screen size 7" 7"
Pixel density 169 ppi 323 ppi
Screen type LCD LCD
Touchscreen Capacitive Capacitive
Flashes screen black during page turns No No


Sync across multiple devices Yes Yes
Note taking Yes No
Text to speech Yes No
Web browser Yes Yes
Stereo speakers Yes No
Evernote integration Yes Yes
Accelerometer Yes Yes


Expansion slot microSD (up to 32GB) None
Memory 8 GB 16 GB

form factor

Size 128 x 192 x 13 mm 122 x 194 x 9.6 mm
Weight 403 g 341 g
Interface touchscreen touchscreen
Headphone jack Yes Yes


Kobo Vox  vs
Arc 7HD 
Input/Output port micro-USB micro-USB
Wi-Fi 802.11b/g/n 802.11b/g/n

technical specs

RAM 512 MB 1 MB
Processor 800 MHz 1,700 MHz


Bookstore Kindle Store Kobo Books
EBookstore size 4 M book 3.5 M book
Free content free content 2.5 M books 1.89 M books
Customer loyalty program Yes No
Average NYT best sellers price $9.24 $9.95
Number of NYT top-selling titles offered+ 38 38
Reader-to-reader lending Yes No
Cloud storage Yes Yes
Reading apps iOS, Android, BlackBerry, Windows Phone, PC and Mac iOS, Android, BlackBerry, PC and Mac
Additional electronic offerings newspapers, magazines, comics/graphic novels, textbooks, audio-books and blogs newspapers, magazines and comics/graphic novels
Has retail store locations No No
Kobo Vox
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Kobo Arc 7HD
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