As 4K TVs Approach Perfection, Cheap Sets Go on the Attack

If you’ve ever witnessed a 4K OLED television playing HDR video, you’ve seen the pinnacle of TV tech. The black levels look like deep space. The contrast is perfect. The colors are stunning. Every frame mesmerizes, a twinkling, tack-sharp work of art. At CES, incredible OLEDs from LG and Sony and equally stunning LCDs from Samsung dominated the news. With good reason. They’re all gorgeous. But while OLEDs are coming down in price, the cheapest ones still run a couple grand.