CES 2017: Should You Get Sony's Bravia OLED 4K HDR TV Or LG's Signature OLED 4K HDR W TV? Two of the biggest names in displays have now come out with insanely thin 4K OLED panels, with Sony’s Bravia OLED 4K HDR TV and LG's Signature OLED 4K HDR W TV. But which one should you buy? by Carl Velasco