03/12/2008 12:03 PM

Sony Mylo 2 (white)

The Sony Mylo Communicator 2 is a huge improvement over its predecessor, but the Wi-Fi handheld will have a hard time competing with the similarly priced and better featured iPhones, Sidekicks, and Helio Oceans of the cellular world.

01/29/2008 10:36 AM

Nokia N810 Internet Tablet

Though not necessarily worth the price for an upgrade, the Nokia N810 Internet Tablet brings some nice additions to the mobile Web browsing device, including a full QWERTY keyboard and integrated GPS.

07/24/2007 03:09 AM

Mio DigiWalker P550

On paper, the Mio DigiWalker P550 looks to be an attractive gadget for the mobile professional, combining the capabilities of a PDA and GPS into one device. However, its poor battery life and subpar navigation skills tell a different story.

01/19/2007 02:48 AM

Nokia N800 Internet Tablet

Though it won't appeal to the masses quite yet, the Nokia N800 Internet Tablet is a nice, portable device for on-the-go Web browsing, and it has some worthy upgrades.

12/15/2006 10:18 AM

Mio DigiWalker H610

Though not ideal for the car, the ultraportable Mio H610 is an accurate navigator and a decent multimedia player for use on foot.

11/17/2006 03:25 AM

Pharos Drive GPS 140

Though the Pharos Drive GPS 140 has an accurate receiver and good Bluetooth integration, it will require patience on your part as it suffers from somewhat sluggish performance and an unintuitive interface.

09/27/2006 09:01 AM

HP iPaq rx5900 Travel Companion

The HP iPaq rx5900 Travel Companion delivers a sleek all-in-one navigation, productivity, and entertainment device to mobile professionals; we just wish it had better battery life.

01/19/2006 03:56 AM

HP iPaq rx1950

Light, thin, and ready for just about anything the business world can throw at it, HP's iPaq rx1950 is a strong performer but falls short with lack of Bluetooth and low memory.

11/16/2005 09:01 AM

Dell Axim X51v

The Dell Axim X51 series offers a nice combination of features, but we were disappointed by the subpar battery life.

10/19/2005 11:49 AM

Palm Z22

The Palm Z22 provides an affordable, very basic, and easy-to-use PDA suitable for first-time buyers and technophobes.