A pixel electrode structure of a display device is discussed. According to an embodiment, the pixel electrode structure includes a plurality of sub pixel electrodes in a pixel region, the pixel region including a first sub pixel region and a second sub pixel region, wherein each of the plurality of sub pixel electrodes has a bent line shape and is disposed substantially in parallel to each other, and wherein the plurality of sub pixel electrodes have progressively greater widths and progressively greater intervals therebetween along a predetermined direction.