BATTERY ELECTRIC VEHICLE

A battery electric vehicle that uses an electric motor as a traction power unit includes one or more speakers that output sound to at least one of inside and outside of the vehicle, one or more processors, and one or more storage devices for storing usage state information of the electric vehicle and sound source data. The one or more processors estimate fitness of the battery electric vehicle based on the usage state information. The one or more processors generate, based on the sound source data, a sound in accordance with the fitness. The one or more processors are configured to output the generated sound through the one or more speakers.