Nokia's smartphones pack a powerful computer into a very small space. Unlike your desktop or laptop, your smallest computer can be connected to the Internet all the time, and can interact with the world around it through its camera, voice recognition, and its traditional phone keypad. Nokia smartphones combine these features with impressive storage options and a host of networking protocols that make this smallest computer the only thing a road warrior truly needs.

If you're still cracking open your laptop or pining for your desktop while you're on the road, you haven't begun to...