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Updated by J F on Nov 30, 2015
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The Best 4k Televisions UHD

The latest and greatest Best 4K Ultra HD TVs. These Tv's will blow you away with their stunning ultra high definition display.

What Is Ultra HD (4K)?

Just when you thought it was safe to buy a 1080p HDTV, along comes another new video format. In fact, you may have even seen a "4K" logo in movie theaters lately. But what exactly does 4K mean (aside from the stock memory in a Radio Shack TRS-80, for the aging geeks like me in the audience)?

4K resolution - Wikipedia, the free encyclopedia

4K UHD is a resolution of 3840 pixels × 2160 lines (8.3 megapixels, aspect ratio 16:9) and is one of the two resolutions of ultra high definition television targeted towards consumer television, the other being 8K UHD which is 7680 pixels × 4320 lines (33.2 megapixels).

Ultra HD and 4K TV: Everything you need to know

Ultra HD and 4K TV: Everything you need to know - Today's 1920 x 1080 resolution Full HD TVs present us with an image of around 2 million pixels. But a new generation of screens offer an 8 million pixel image. Buying advice from the leading technology site

What is 4K? Next-generation resolution explained

If you keep track of next-generation TV technology, you're going to start hearing a lot more about 4K or Ultra HD. Here's what it is and why it exists. As if LED and 3D TV weren't confusing enough, in the last few months we have seen a new HDTV technology called 4K, or its official name, Ultra HD.