When it comes to TVs, 4K and Ultra HD (or UHD) are referring to the same resolution. Those TVs, along with Ultra HD Blu-ray, ...

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 ...

If you're buying a TV in 2025, 4K resolution is the standard. A 4K screen offers a sharp, detailed image, and the best 4K TVs also deliver great contrast, wide colors, and reliable smart features.

In this case, the XG275D-4K is, as the model name implies, a 4K resolution (3840x2160) gaming monitor. At its native ...