These are the most seductive and the most expensive, but prices are coming down.
• LCD True liquid-crystal display is basically a larger version of the pixel-based technology used in computer monitors.
PRO: Each new generation of LCDs looks sharper and costs less.
CON: Problems with contrast and a slow refresh rate mean that for now, it's hard to make large-screen LCD TVs.
HOT BRAND: Sharp, $650-$9,000
• PLASMA Ultraviolet rays bombard a screen covered in tiny specks of phosphor.
PRO: The Rolls-Royce of flat panels,...