A sensor unit including a plurality of driving electrodes, and a plurality of sensing electrodes, in which a first unit sensor is defined by R driving electrodes among the plurality of driving electrodes and S sensing electrodes among the plurality of sensing electrodes in a first driving mode, a second unit sensor is defined by P driving electrodes among the plurality of driving electrodes and Q sensing electrodes among the plurality of sensing electrodes in a second driving mode, P, Q, R and S are integers equal to or greater than 1, and R is smaller than P, and S is smaller than Q.