The perfectly functional, the Voya 320 is never really a pleasure to use.

• Two color modes • Very portable • Fast cool-down • Automatic keystone correction

• Noisy fan • Limited remote control • Low contrast ratio

Save your $600: This device misses the mark.

Display 3.5 inches (240 x 820 pixels, 256 colors), Size 4.7 x 3.4 x 0.9 inches, , , , , , , It's a mystery why the Audiovox NVX226 lists for $599, since it doesn't have any of the advanced features we'd expect at that price. There's no Bluetooth, MP3 ...

The DigiWalker Mio is a fun, feature-packed pocket GPS device.

Memory: 64MB RAM, Size: 3.4 x 2.3 x 0.7 inches, , , , , , , Mio turns the ho-hum navigator into a fun lifestyle device. We were impressed by how attractive the results were, and by how many features the developers managed to fit in a small space. ...

The Navman N60i has a large widescreen that just might be too big.

• Two color modes • Very portable • Fast cool-down • Automatic keystone correction

• Noisy fan • Limited remote control • Low contrast ratio

Squeeze more productivity out of your Symbian smart phone.

The iWay 250c has a lot of cool features at a very good price.

• Two color modes • Very portable • Fast cool-down • Automatic keystone correction

• Noisy fan • Limited remote control • Low contrast ratio

CoPilot Live may be a dying breed, especially when stand-alone GPS devices cost the same and do more.

While CoPilot Live is the best notebook GPS option around, it doesn't even hold up against low-priced dashboard models. This is the tenth version of the product, and it's in dire need of a major interface improvement, which the company promises to ...

The RoadMate 6000T is more complicated than it needs to be.

Memory: 4GB, Size: 4.8 x 3.8 x 1.4 inches, , , , , , , Magellan hasn't learned to keep its controls as simple as Garmin has, and using the 6000T's menus can be tricky. We dislike that you must exit the route screen to see the destination menu, which ...

Your Treo's new best friend.

• Slimmer design than T-Mobile MDA • Runs WM6 • Wi-Fi connectivity • Terrific battery life

• No 3G support • Echoey call quality • Flat QWERTY keys • Lackluster 2-MP camera

This high-end device combines handy features with a simple interface.

Memory: 670MB RAM, Size: 4.4 x 3.2 x 2.8 inches, , , , , , , This is the reason to spend more for a GPS device. Not the Bluetooth connectivity, MP3 player, or integrated traffic receiver (three months free subscription)-which are nice to have-but the ...