Overall HDR performance rivals the best HDTVs and blows ... HDMI 2.1 or DisplayPort 1.4 to handle 4K at up to 144Hz. We test 4K monitors with a Datacolor Spyder X2 Ultra color calibration tool.

Dive into the world of 4K gaming with our latest guide, featuring top-rated monitors at all price points. From vibrant OLEDs ...

How we test 4K TVs To test the best 4K TVs, our experts focus on several key parameters, including picture clarity, high-dynamic-range (HDR) performance, color gamut, contrast, viewing angles ...

Many 4K monitors support HDR, but often the HDR performance is lackluster ... While we rely on our eyes for an initial impression, we thoroughly test each monitor with a Datacolor Spyder X2 ...

followed a more limited test earlier in the year. Getty Images The BBC picked a low-profile rugby match to trial its 4K HDR broadcast technology In February, the BBC delivered a private livestream ...

Find out more about how we test. If you're looking for a 27-inch 4K gaming monitor then you can't do much better than the LG 27GP950-B. It comes with a stunning list of top-end specs – such as ...