Electronics

The digital music player continues to evolve from simple audio player to complex multimedia device. Most come with color displays, many with touch screens, and some can show digital photos. Many also play movies. Some can record directly from a TV or download and share their content over Wi-Fi. Use our MP3 player guide to help you pick the right one to meet your needs.

Meaningful differences in speed between desktops and laptops have largely disappeared. But each design has its own advantages and trade-offs. We give you the essential information to find the computer that's right for you.

Portable GPS navigation systems can guide you through unfamiliar areas, suggest an alternative route around rush hour traffic, and perform an increasing array of infotainment functions. Our buyers guide will help you choose the right GPS device for your budget and needs.

E-book readers are portable devices, usually with display screens optimized to show the electronic text of digital books. These electronic book readers are typically larger than cell phones and smaller than most tablet computers. Tablets with e-book apps, Web browsers and more robust processors typically offer more versatile than e-readers.

Whether you want a slim LCD or plasma TV, a 3D-capable set, or a front projector that can give you a cinema-like experience at home, you'll find the help you need here. (Last updated June 2011.)