Disclosed are a method for transmitting and receiving, between a terminal and a base station, a control channel including control information, and a device for supporting the same. Particularly, disclosed in the present invention are: a method for transmitting and receiving a control channel, if a subcarrier spacing or fast Fourier transform (FFT) size of the control channel including control information is different from the subcarrier spacing or FFT size of a data channel including data; and a device for supporting the same.