The present invention provides a 3D glasses interactive trial wearing method. The method comprises a step of obtaining a current image in a shooting range in real time, a step of obtaining at least one pair of 3D glasses which meets a face image according to the face image when a condition that only the face image of one user exists in the current image is detected, and displaying one pair of 3D glasses on the face image to allow the user to try the 3D glasses, and a step of switching the 3D glasses to allow the user to wear different 3D glasses according to a first predetermined angle when a condition that the face of the user shakes for the first predetermined angle is detected. The invention also provides a corresponding system. According to the invention, the user can try different 3D glasses and the 3D glasses can be tried by different users, the interactivity of the trial wear is increased, and the entertainment of the trial wear is enhanced.