A body measurement device and a method for controlling the same are disclosed. The body measurement device comprises a camera capturing a first image that includes an RGB image and a depth image; a display displaying a graphic image; and a controller estimating a user's pose based on the first image, controlling the camera to automatically capture a second image, which includes the user's body image in front of the camera, if the user's pose is a first pose, generating the user's body line image based on the captured second image, measuring the user's body size based on the generated body line image; and controlling the display to display the user's body size.