Provided is a tire, comprising a tread surface divided into a plurality of land portions by at least one circumferential groove extending along a tire equator and tread edges, wherein at least an outline on one side of the tire equator of the tread surface comprises a plurality of arcs each having a different radius of curvature in a width direction cross-sectional view of the tire; an arc having a minimum radius of curvature among the plurality of arcs lies in a land portion having a maximum tread width direction length among the plurality of land portions; and an arc having a larger radius of curvature is disposed on a tread edge side of the arc having the minimum radius of curvature.