Sony's flagship e-reader, the Daily Edition PRS-950, is a capable, well-designed e-reader that offers both Wi-Fi and 3G connectivity--but at $300, it's too expensive.

Barnes & Noble's Nook Color is a very capable color touch-screen e-book reader--and delivers some notable extras--for half the price of an iPad.

The Sony Reader Touch Edition PRS-650 is a slick e-book reader that's anchored by an impressive and easy-to-use touch interface, but the glaring omission of wireless connectivity will be a deal-killer for many--especially at this price.

The Sony Reader Touch Edition PRS-650 is a slick e-book reader that's anchored by an impressive and easy-to-use touch interface, but the glaring omission of wireless connectivity will be a deal-killer for many--especially at this price.

If you can overlook the fact that it's missing wireless connectivity, the Sony PRS-350 is a very nice little e-reader that's anchored by an impressive and easy-to-use touch interface.

The third-generation Kindle's winning combination of noteworthy upgrades--an improved screen, better battery life, lighter weight, and lower price--vaults it to the top of the e-book reader category.

The third-generation Kindle's winning combination of noteworthy upgrades--an improved screen, better battery life, lighter weight, and lower price--vaults it to the top of the e-book reader category.

The feature set of the affordable Pandigital Novel looks good on paper, but this color e-book reader and multimedia device is hobbled by its extremely slow performance and unresponsive touch screen.

While it has a hard time competing with Apple's iPad in terms of functionality, the less expensive 2010 Kindle DX will appeal to those looking for a large, dedicated e-reader with an e-ink display.

The Kobo eReader isn't a bad little basic e-book reader, but it's just not a compelling deal now that the more full-featured Barnes & Noble Nook has matched its low price.