Sony's suffers from the same problem Like most ultraportables, the VGN-Z598U has a rather puny sound system consisting of two tiny, tinny speakers and no subwoofer. On the bright side, it does get loud enough to distract cubicle neighbors (sorry, mate!) or fill up a small room. Of course, most of the time you'll want to use headphones anyway.

Preloaded software includes Microsoft Works, a video content exporter, a basic video-editing program, and the VAIO Control Center (which quickly breaks down all of the vital chores you're likely to need instant access to on your computer.

High-flying businessfolk will have little to complain about with the VGN-Z598U in its fanciest configuration--except its price. And you can trim $2000 off that scary number ($4450) by opting for a platter-based hard drive in place of the dual SSDs. Or you might want to cast your eye toward Samsung's tweener (part ultraportable, part all-purpose notebook), .