The O2 is a good option for business consumers who want the convenience of a phone integrated with their PDA.

This is a top-notch organiser, but it does leave room for improvement. The software and bundle is solid, but some minor issues keep the device from shining.

The Palm Treo 650 is a fully featured smartphone with its small size, backlit keyboard and improved camera making it a worthwhile purchase.

If you're after a phone first and mobile email second, the 7100g is the BlackBerry for you.

If you're looking for mobile email access, the BlackBerry 7290 is a great solution. It's bulky for a phone, but the keyboard is ideal for entering screeds of text.

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

A near perfect blend of style and substance, the I-Mate JAMin is only let down by slow processing speed and poor audio quality

The closest thing to perfect we have seen, the I-mate K-JAM is packed full of features with a reasonable size and keyboard.

The i-Mate is a rather large and bulky unit, but it does have a pretty good list of features and functions without any major problems.

This is a solid business communications tool with a lot of key features.

Compact, yet elegant and stylish, it's hard to believe the Smartflip is a fully fledged smart phone running Windows Mobile 5. An excellent unit that's only let down by the lack of native Wi-Fi.

The stylish yet feature packed M600i is an interesting, yet welcome addition to the market. Its lack of WiFi and camera are the only sour points of what is otherwise a solid smart phone.