If you want the ultimate detailed picture, 4K or ultra-HD TVs are the sets to buy. They pack four times more pixels (3840 x 2160) than traditional HD TVs, and they are the first models to get new technologies such as wider color gamut and high dynamic range (HDR) video.

In our labs, we’ve tested all of the most popular 4K TV sets, evaluating them based on sharpness, color and viewing angles, as well as design, smart TV features and sound. Based on our reviews, our top budget pick is the Insignia Roku TV ($449 at Best Buy), which delivers a striking 50-inch picture with excellent contrast. If you’re looking for serious smarts from a 4K set, you should also check out the Samsung KS9000 SUHD 4K TV, which gives you access to a wide variety of streaming services and also lets you control smart home devices.

If you’re looking for the best picture possible and can afford it, you should buy the LG E6 ($3,000 for the 55-inch model), whose stunning OLED display delivered some of the best images we’ve seen yet, along with amazing contrast and good audio. Check out our other top picks below.
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