A method and device for evaluating a degree of comfort of a stereoscopic video. The method comprises: acquiring a video frame of a stereoscopic video segment; extracting a space-domain characteristic and a time-domain characteristic of the video frame of the stereoscopic video segment; and determining a degree of comfort for viewing the stereoscopic video segment according to the space-domain characteristic and the time-domain characteristic of the video frame of the stereoscopic video segment. By means of the present invention, a degree of comfort of a stereoscopic video can be evaluated.