The invention relates to the capacitor capacity testing device instrument technology field and discloses a high capacity capacitance capacity measurement circuit. The high-capacity capacitor capacity measurement circuit comprises a voltage comparator trigger circuit, a capacitance bleeder circuit, a four-gear charging circuit, an MCU module circuit, and an auxiliary power supply circuit; the voltage comparator trigger circuit is connected to an interrupt interface in a MCU module of the MCU module circuit; the MCU module is connected to the four-gear charging circuit through an encoder U1; the four-gear charging circuit is connected to a test terminal of a capacitor to be detected; and the test terminal is connected to a capacitor bleeder circuit; the auxiliary power supply circuit supplies power to the MCU module and the capacitor to be detected. The invention adopts the four-gear charging circuit to charge the capacitor to be detected by corresponding to four different capacitor capacity measuring ranges, and guarantees the precision and fastness of the measurement result. The measurement method is stable and reliable. The invention adopts the hardware comparator, and the MCU module sets the time, which greatly improves the accuracy and reliability of the measurement data.