portability, usability, performance, screen, price

reliability

76% of the reviews on Amazon.com give this product a positive rating.

User interface is a breeze. Handles PDFs like a pro. Sidelights are a blessing for considerate insomniacs

Screen looks better than it works: Major glare kills eyes, some text looks fuzzy, and touch controls are finicky

Has touchscreen ; Can use Google's digital books

Inelegant interface ; Sony Reader Digital Book PRS-700 ; PRS-700 E-book Reader Review, by Melissa J. Perenson, PC World March 24, 2009 ; The overhyped and feature-heavy Amazon Kindle 2 has a challenger: The Sony Reader Digital Book PRS-700 weighs in at...

Touch-sensitive screen. Streamlined interface. Attractive design.

Pricey. Doesn't provide wireless download of titles (unlike Amazon's Kindle). LED sidelights aren't very strong.

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The PRS-700 is sleeker than the Kindle; faster processor speeds up the device; new touch-screen interface offers better ergonomics and is easier to use; with the addition of an optional memory card (SD or Memory Stick Pro), it's capable of storing...

New touch screen is more glare-prone and doesn't have as much contrast as Amazon's Kindle or Sony's PRS-505; built-in lighting is from the screen periphery and is not true backlighting; eBook Library software isn't available for Mac owners; there's no...

The PRS-700 takes one step forward for Sony digital readers--and a couple leaps back.

Whether you want to purchase an e-reader depends both on how much of a reader you are and how comfortable you are reading from a netbook, a smartphone or some other mobile device. There are sources for electronic literature that don't involve a...

that left a lot of readers caught in the middle. The Kindle had usability benefits—download direct to device; nice button array—that the Reader did not. Meanwhile, the Sony had a friendliness to third-party files that Amazon did not share. Clearly, in...

Responsive touch screen and excellent user interface. Navigating through books, notes and where you left off in a book is quick and easy. Nice design, more attractive than the Kindle. The touch screen means there's no need for a hardware keyboard...

Screen has less contrast and clarity than earlier Sony Readers and the Amazon Kindle.

Sony has worked a near miracle with their touch screen and touch-centric user interface. The Reader is simply a joy to use in terms of ergonomics, control and navigation. This is by far the most natural way to manage, navigate and read books we've seen...