A vehicle comprising: a communicator configured to communicate with other vehicle by using a frequency of a first band and a frequency of a second band in a first communication form; a controller configured to: communicate by using the frequency of the first band when an electric field of a communication signal of a second communication form received by the communicator is less than a reference electric field; identify a usage rate of the frequency of the second band when the electric field of the communication signal of the second communication form is equal to or greater than the reference electric field and in this case communicate by using the frequency of the second band when the usage rate of the frequency of the second band is equal to or less than a reference usage rate; and communicate by using the frequency of the first band when the usage rate of the frequency of the second band exceeds the reference usage rate; and a storage configured to store information on the frequency of the first band and the frequency of the second band, wherein the controller is further configured to: receive electric field intensity information of a particular region from at least one of other vehicle or an infrastructure; identify whether the particular region is a strong electric field region or a weak electric field region of the communication signal of the second communication form based on the electric field intensity information, when it is identified that the particular region is the strong electric field region of the communication signal of the second communication form, receive a channel for the frequency of the second band from other vehicle placed in the particular region. a communicator configured to communicate with other vehicle by using a frequency of a first band and a frequency of a second band in a first communication form; a controller configured to: communicate by using the frequency of the first band when an electric field of a communication signal of a second communication form received by the communicator is less than a reference electric field; identify a usage rate of the frequency of the second band when the electric field of the communication signal of the second communication form is equal to or greater than the reference electric field and in this case communicate by using the frequency of the second band when the usage rate of the frequency of the second band is equal to or less than a reference usage rate; and communicate by using the frequency of the first band when the usage rate of the frequency of the second band exceeds the reference usage rate; and a storage configured to store information on the frequency of the first band and the frequency of the second band, communicate by using the frequency of the first band when an electric field of a communication signal of a second communication form received by the communicator is less than a reference electric field; identify a usage rate of the frequency of the second band when the electric field of the communication signal of the second communication form is equal to or greater than the reference electric field and in this case communicate by using the frequency of the second band when the usage rate of the frequency of the second band is equal to or less than a reference usage rate; and communicate by using the frequency of the first band when the usage rate of the frequency of the second band exceeds the reference usage rate; and identify a usage rate of the frequency of the second band when the electric field of the communication signal of the second communication form is equal to or greater than the reference electric field and in this case communicate by using the frequency of the second band when the usage rate of the frequency of the second band is equal to or less than a reference usage rate; and communicate by using the frequency of the first band when the usage rate of the frequency of the second band exceeds the reference usage rate; and a storage configured to store information on the frequency of the first band and the frequency of the second band, receive electric field intensity information of a particular region from at least one of other vehicle or an infrastructure; identify whether the particular region is a strong electric field region or a weak electric field region of the communication signal of the second communication form based on the electric field intensity information, when it is identified that the particular region is the strong electric field region of the communication signal of the second communication form, receive a channel for the frequency of the second band from other vehicle placed in the particular region.