Intel Centrino Tablet PCs

The Bottom Line: Though inexpensive, the Portege M400 convertible tablet's middle-of-the-road performance and battery life may not be enough for the demanding business user. For basic tasks, however, it's a decent bargain.

Specs: Intel Core Solo (1.66 GHz), 512 MB DDR2 SDRAM, 80 GB, 4.4 lbs, RoHS

Editors' Take: This convertible laptop offers a 14.1-inch screen and a comfortable keyboard, but its supersized weight means you won't stray too far from a desk or a conference room table.

Specs: Intel Pentium M (1.7 GHz), 512 MB DDR SDRAM, 80 GB, 6.2 lbs

The Bottom Line: Lighter and smaller than the competition, the admittedly pricey Motion LE1600 is one of the best full-size slate tablets we've seen so far.

Specs: Intel Pentium M (1.5 GHz), 512 MB DDR2 SDRAM, 30 GB, 3.1 lbs

Editors' Take: The ThinkPad X41 Tablet delivers the performance of a laptop in a lightweight case, making it one of the best convertible tablets we've seen.

Specs: Intel Pentium M (1.5 GHz), 512 MB DDR2 SDRAM, 40 GB, 4 lbs, EPA Energy Star

Specs: Intel Pentium M (1.6 GHz), 512 MB DDR2 SDRAM, 60 GB, 3.5 lbs, EPA Energy Star

Specs: Intel Pentium M (1.6 GHz), 512 MB DDR2 SDRAM, 40 GB, 4 lbs, EPA Energy Star

Specs: Intel Pentium M (1.6 GHz), 256 MB DDR2 SDRAM, 40 GB, 4 lbs, EPA Energy Star

Specs: Intel Pentium M (1.6 GHz), 512 MB DDR2 SDRAM, 40 GB, 4 lbs, EPA Energy Star

Specs: Intel Pentium M (1.6 GHz), 512 MB DDR2 SDRAM, 40 GB, 4 lbs, EPA Energy Star

Specs: Intel Pentium M (1.6 GHz), 512 MB DDR2 SDRAM, 40 GB, 3.5 lbs, EPA Energy Star