A rotor rotatable about a center axis (J), comprising: a rotor core including an inner core portion that has an annular shape along a circumferential direction, a plurality of outer core portions disposed at intervals from each other along the circumferential direction on a radial-direction outer side of the inner core portion , and a plurality of connecting portions located between the outer core portions and the inner core portion in a radial direction and connecting the outer core portions and the inner core portion to each other; and a plurality of magnets each located between corresponding ones of the outer core portions adjacent in the circumferential direction and disposed on the radial-direction outer side of the inner core portion , wherein each of the outer core portions is connected to the inner core portion by two of the connecting portions extending toward a radial-direction inner side from both circumferential-direction end portions of the outer core portion , wherein the plurality of connecting portions include pairs of the connecting portions , wherein a radial-direction inner end portion of a corresponding one of the magnets is interposed in the circumferential direction between the connecting portions of each pair, wherein each of the pairs of the connecting portions has contact portions that are in contact with circumferential-direction side surfaces of the radial-direction inner end portion of the corresponding magnet , wherein the contact portions are uniform in a circumferential-direction dimension and extend along the circumferential-direction side surfaces of the magnet with which they are in contact, characterized in that a radial-direction dimension (L1) of each of the contact portions is larger than one sixth of a radial-direction dimension (ML) of each of the magnets . a rotor core including an inner core portion that has an annular shape along a circumferential direction, a plurality of outer core portions disposed at intervals from each other along the circumferential direction on a radial-direction outer side of the inner core portion , and a plurality of connecting portions located between the outer core portions and the inner core portion in a radial direction and connecting the outer core portions and the inner core portion to each other; and a plurality of magnets each located between corresponding ones of the outer core portions adjacent in the circumferential direction and disposed on the radial-direction outer side of the inner core portion , wherein each of the outer core portions is connected to the inner core portion by two of the connecting portions extending toward a radial-direction inner side from both circumferential-direction end portions of the outer core portion , wherein the plurality of connecting portions include pairs of the connecting portions , wherein a radial-direction inner end portion of a corresponding one of the magnets is interposed in the circumferential direction between the connecting portions of each pair, wherein each of the pairs of the connecting portions has contact portions that are in contact with circumferential-direction side surfaces of the radial-direction inner end portion of the corresponding magnet , wherein the contact portions are uniform in a circumferential-direction dimension and extend along the circumferential-direction side surfaces of the magnet with which they are in contact, characterized in that a radial-direction dimension (L1) of each of the contact portions is larger than one sixth of a radial-direction dimension (ML) of each of the magnets . <EOS>