The HP 2133 Mini-Note PC (FJ100PA) is designed to be a true ultraportable device, sturdy enough to take some knocks and light enough for everyday use. Business users will appreciate the connectivity and networking options. When compared in terms of specifications, performance and value of the FH441PA model it doesn’t shine as brightly.

Its screen is hard to view properly, but apart from that, the R500 is a genuine lightweight. At under 1kg, and with battery life longer than four hours, it's perfect for users who work long ours while on the road.

Physically, it's the same as the Linux version, and it has less storage space, but it does feel a little faster and it's much better suited to playing videos.

It has been out for a while now, but the original Eee PC is still great value and one of the best super-portable laptops on the market.

Even if you've never used Linux before, the Linux version of the Eee PC 900 is worth considering. It's more expensive than the Windows XP version, but it does have a larger internal storage capacity, and we feel that it's easier to use.

Spring for the extra battery (at an extra charge) to add needed life to this otherwise fine and very light travelling companion.

If you consider battery life and light weight the most important laptop criteria, give the LifeBook P7010 a close look. You could probably live with this 1.5-kilogram unit's less-than-perfect keyboard and screen.

Samsung has come up with a fantastic, lightweight ultraportable in the Q30. It's got enough power to drive productivity applications and manages to run for 5.5 hours with a long-life 6-cell battery.

This mid-sized widescreen has plenty of power and a sizable, speedy hard disk, and it's backed by a three-year warranty.

This classy business notebook from Sony helps you get the job done in style.

The Libretto's miniature size and light weight will attract veterans of the road who want to travel without being encumbered.

Unfortunately there is no microphone, and the specs are a bit weak where it matters.