A display device includes a substrate, a display unit on the substrate, the display unit including a first emission layer, a second emission layer, and a third emission layer having different emission colors, a sealing part covering and sealing the display unit, and a touch sensor on the sealing part, the touch sensor including a detection electrode adjacent to the first emission layer, the second emission layer, and the third emission layer, and the detection electrode maintaining different distances from each of the first emission layer, the second emission layer, and the third emission layer in a surface direction of the substrate.