a display device includes a plurality of pixels respectively including a plurality of light - emitting elements , a comparing unit for comparing input image signals during a plurality of continuous frames for each pixel and determining whether the input image signals are repeated , a signal converter for converting the input image signal into a compensating image signal for the pixel where the input image signals are repeated during the continuous frames , and a data driver generating a data signal corresponding to the compensation image signal to supply the data signal to the pixel .