Abstract: The present disclosure provides an adjustable capacitor and an electronic apparatus, and relates to the technical field of radio frequency device. The adjustable capacitor of the present disclosure includes a base substrate and at least one capacitor unit on the base substrate, each of the at least one capacitor unit includes a first plate, a second plate and a first connecting arm; the first plate and the connecting arm are on the base substrate; one end of the second plate is connected to the first connecting arm, the second plate and the first plate are opposite to each other, and a certain distance is between the second plate and the first plate.