4K resolution is now within reach of everyday PC users, promising a massive improvement to image quality, with four times the pixels of a 1080p display. A 4K monitor is useful not only in games ...

Fast becoming mainstays of gamers and creative pros, 4K monitors are falling in price—but getting more complicated to buy. Here's how to shop for an ultra-high-definition (UHD) display ...

The best 55-inch 4K TVs are a great size for those stepping into the idea of a big, beautiful home theater. 55 inches is the amount of space where 4K resolution, advanced HDR tech and super-smooth ...

Many of these webcams support 1080p, some at 60 fps, and a few at 4K, which adds to the price tag. If you're perfecting your streaming set-up you might want that higher frame rate capability, but ...