LED Local Dimming Explained

Vizio is the first, and still the only, TV maker to market direct local dimming as distinct from full-array. Select sizes of its 2013 and 2014 E series TVs include the feature, and in CNET's reviews of the 42-inch and 50-inch models, it made a real improvement in picture quality. As you'd expect, the dimming is less precise and evinces more blooming than full array, but it's still better than no local dimming in our book. We're looking forward to 2014's iterations to see whether the company can improve its dimming -- or if other makers of direct-backlit LED TVs adopt it.

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