The present disclosure discloses a model loading method and apparatus for a head-mounted display device and a head-mounted display device. The method includes: obtaining a type of a target handheld device, in which the target handheld device is a handheld device connected to a current application service; determining whether the type of the target handheld device is an existing type in the head-mounted display device; obtaining, in response to the type of the target handheld device being not the existing type in the head-mounted display device, corresponding model resource data based on the type of the target handheld device; and generating, based on the model resource data, a handheld model corresponding to the target handheld device, and loading the handheld model.