The GARMIN StreetPilot is a reliable and easy-to-use GPS unit.

This tiny handheld GPS receiver includes maps, intelligent routing algorithms, an intuitive display, and can be programmed with custom data sources or integrated into enterprise applications. Quest is a good alternative to more complex location-aware platforms.

A solid and portable GPS navigator.

With an excellent map display, easy-to-use interface and clear audio instructions, the TomTom GO 300 has nearly all the features drivers need in a GPS system.

You only have to look at the absence of Bluetooth and WiFi support to see that the n35 is a navigation device first and a handheld second.

If you spend a lot of time driving around unfamiliar areas by yourself, the iQue M5 could be a substantial time saver. It is well-built and easy-to-use, but a little pricey.

The iCN 320 is a low cost GPS unit equipped with a basic features set and designed for use straight out of the box. This will appeal to new buyers who are put off by the high price of in car navigation, but those wanting more advanced options would be advised to look elsewhere.

With this phone, camera, GPS and PDA combination, HP has very nearly hit the spot

A very decent smartphone that is made particularly useful by its Push E-mail support.

The EVO is a welcome driving companion and, although not perfect, works well for providing early warning of safety hazards.

Packed full of features, HP has added native Wi-Fi and Windows Mobile 5 to its top of the line hw6965 smart phone. But there aren't enough improvements over its predecessor for our liking.

If you are on a tight budget and don't require many advanced navigational options then the iCN 330 is for you.