An electronic device includes a first image sensor generating first image data, a second image sensor generating second image data, at least one processor processing the first image data and the second image data, and a display displaying at least one image of the first image data and the second image data processed by the at least one processor, wherein the electronic device is configured to set each time stamp on the first image data and the second image data and the display is configured to display at least one image data on the basis of the time stamps. An operating method of an electronic device includes generating first image data and second image data by using a first image sensor and a second image sensor, respectively, and displaying at least one image data on a display on the basis of the time stamp.