Various embodiments provide an electronic device and an operation method thereof, the electronic device comprising: a first communication circuit configured to support first cellular communication; a second communication circuit configured to support second cellular communication; and a processor, wherein the processor is configured to: control the electronic device to receive a radio resource control (RRC) reconfiguration message including information related to a measurement object, in a state in which quality measurement of the second cellular communication is restricted, identify whether the information related to the measurement object comprises information related to a standalone mode of the second cellular communication, determine whether to perform quality measurement using a frequency band corresponding to the standalone mode, based on a result of the identification, and determine whether to transmit a result of the quality measurement, based on a result of the quality measurement.