Kindle DX Ebook Reader

Compare Ebook Readers

Ebook readers are among those new classes of products that, several years from now, we will wonder how we ever did without. The technology is evolving rapidly and, consequently, the various features and benefits of ebook readers are evolving rapidly. One must make his or her own assessment of the features appropriate to one’s own needs and take the plunge into purchasing an ebook reader. Even so, know that the technology will continue to evolve and — like your various older computers — new readers will supplant today’s models.

Physical Characteristics

Display Size

• Amazon Kindle DX Ebook Reader – 9.7″ diagonal
• Amazon Kindle 2 – 6″ diagonal
• Sony Reader PRS-505 – 6″ diagonal
• Sony Touchscreen Reader PRS-700 – 6″ diagonal
• Barnes & Noble nook – 6″ diagonal

Display Resolution

• Amazon Kindle DX Ebook Reader – 1200 x 824 pixels
• Amazon Kindle 2 – 800 x 600 pixels
• Sony Reader PRS-505 – 800 x 600 pixels
• Sony Touchscreen Reader PRS-700 – 800 x 600 pixels
• Barnes & Noble nook – 800 x 600 pixels

Levels of Gray Scale

• Amazon Kindle DX Ebook Reader – 16 levels
• Amazon Kindle 2 – 16 levels
• Sony Reader PRS-505 – 8 levels
• Sony Touchscreen Reader PRS-700 – 8 levels
• Barnes & Noble nook – 16 levels

Weight

• Amazon Kindle DX Ebook Reader – 18.9 oz.
• Amazon Kindle 2 – 10.2 oz.
• Sony Reader PRS-505 – 9 oz.
• Sony Touchscreen Reader PRS-700 – 10 oz.
• Barnes & Noble nook – 11.2 oz.

Storage

• Amazon Kindle DX Ebook Reader – 4 GB internal
• Amazon Kindle 2 – 2 GB internal
• Sony Reader PRS-505 – 192 MB
• Sony Touchscreen Reader PRS-700 – 512 MB
• Barnes & Noble nook – 2 GB internal

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