The invention utilizes a face analysis and recognition technology to propose a similarity analysis method, device and system used for a celebrity matching game. First, a HypeFace method is utilized toperform face detection, key point positioning, and posture and gender analysis on an input original image. Next, a machine vision technology is utilized to perform resolution ratio, posture, expression and sheltering analysis on a detected face to judge qualification. Then, a face recognition technology is utilized to perform celebrity matching on the detected face, and finding out a celebrity which is the most similar to the input face. To improve stability of celebrity matching, a method of combining overall facial form matching and local organ matching is adopted. Finally, a matching result is displayed, including facial form similarity, similarity of organs, the most similar organ, the most dissimilar organ and brief introduction of the celebrity. The abovementioned method rapidly andaccurately finds out the most similar celebrity through the face analysis and recognition technology, and performs comprehensive analysis and display of similarity, thereby improving user experience.