All 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: The Toshiba Satellite A105 is virtually identical to the Satellite M45, but with a sleeker case and slightly fresher component options.

Specs: Intel Core Duo (1.66 GHz), 1 GB DDR2 SDRAM, 100 GB, 6 lbs

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

The Bottom Line: 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, 512 MB DDR SDRAM, 60 GB

Specs: Intel Pentium M (1.86 GHz), 512 MB DDR2 SDRAM, 60 GB, 4.6 lbs

Specs: AMD Turion X2 mobile processor (2.2 GHz), 4 GB DDR2 SDRAM, 500 GB, 4.6 lbs, EPA Energy Star

Specs: AMD Turion X2 Ultra mobile technology (2.1 GHz), 3 GB DDR2 SDRAM, 250 GB, Microsoft Windows Vista Home Premium, 4.6 lbs, 12.1 in TFT active matrix

Specs: Intel Atom (1.1 GHz), 1 GB DDR II SDRAM, 60 GB, 1.8 lbs

Specs: AMD Turion X2 Ultra mobile technology (2.2 GHz), 4 GB DDR2 SDRAM, 320 GB, Microsoft Windows Vista Home Premium 64-bit Edition, 4.6 lbs, 12.1 in TFT active matrix