OLED – The good, the bad and the ugly

To better understand the advantages and disadvantages of OLED displays, we need to take a brief look at LCD displays. The way LCD displays work is that they have a backlight that’s always emitting white light through color filters. Each pixel consists of three subpixels which are red, green and blue. To change the color of a pixel, LCD crystals control how much light goes through each of these individual subpixels to mix the desired color.