An electronic device according to one embodiment of the present invention may comprise: a transparency layer; a pixel layer which is disposed under the transparency layer and comprises a plurality of pixels that can output light in a visible ray band for displaying a content through the transparency layer; a display panel which is disposed under the pixel layer and comprises a substrate layer including a plurality of switches that can operate the plurality of pixels; a bio-sensor which is disposed under at least a part of the display panel and enables acquisition of biometric information by using at least a part of reflected light obtained through reflection, by an external object, of at least a part of light output through at least some pixels among the plurality of pixels; and a coating which reflects external light in an infrared ray band that can be transmitted to the substrate layer and allows transmission of the light in a visible ray band, wherein the coating is formed between the transparency layer and the display panel. Various other embodiments are possible.