An OLED display device, including a substrate, an OLED display element disposed on a display area of the substrate, at least one light-sensitive component and a controller electrically connected to at least one light-sensitive component. The controller is configured to control the OLED display element to emit light, and to perform a luminance compensation on the OLED display element according to a luminance of the light emitted by the OLED display element detected by the at least one light-sensitive component.