Flexible display and electronic device comprising same

An electronic device according to various embodiments of the present disclosure may comprise: a housing comprising a front plate facing in a first direction, a rear plate facing in a second direction opposite to the first direction, and a side member disposed to surround a space between the front plate and the rear plate; a rigid display disposed between the front plate and the rear plate of the housing, for externally displaying information in the first direction; a flexible display extending from one side of the rigid display and bending relative to the rigid display, thereby forming a curved surface, or disposed in parallel to the rigid display, thereby forming a flat surface; a plurality of magnets arranged at a specified interval in the flexible display; and a first sensor disposed in the rigid display and configured to sense the degree of bending of the flexible display by sensing magnetic forces provided by the plurality of magnets.