First, it's important to understand what 4K really means. Standard definition (SD), high definition (HD), and 4K (or Ultra ... that earns its hype. An icon in the shape of an angle pointing ...

In 2025, 4K resolution is the standard for high-quality media, and compared to older high-definition (HD) and standard definition (SD) resolutions, it's a big improvement. The best TVs all feature ...