Sony X90K: Two-minute reviewSony’s XR X90K is a step-up series in the company’s LCD TV lineup, slotting in just below the flagship X95K models. A key difference between the two lines is that the X95K series uses mini-LED backlighting, while the X90K has a full-array LED backlight.Even with that difference, the 65-inch X90K series TV we tested delivered pictures with impressive brightness, and the local dimming processing used by the set’s full-array backlight created powerful blacks with good shadow
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