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, ...

For simplicity's sake we'll refer to the technology as 4K here, but you will find it called Ultra HD just as often - it essentially refers to the quality of the video picture you're seeing ...

So far, so simple. Next comes 4K, also known as Ultra High-Definition Television, Ultra HD, UHDTV or just UHD. 4K is steadily replacing HD as the TV tech of choice and it’s what you’ll find on pretty ...