Disclosed are a smart watch comprising a fingerprint sensor for user authentication, and a method for controlling the same. The present invention provides a smart watch and a method for controlling the same, the smart watch comprising: a case; a display unit which is positioned on the case and is configured to display the current time and a variety of information; a bezel which is provided on the case and is configured to surround the display unit; a fingerprint sensor which is provided on the bezel and is configured to simultaneously recognize a plurality of fingerprints which are different from each other; and a control device which is configured to control the operation on the basis of the fingerprints recognized by the fingerprint sensor.