Server and method of controlling the same

A method of controlling a server including a communicator configured to communicate with a plurality of vehicles and a plurality of chargers and a controller operatively connected to the communicator, the method comprising:

• determining, by the controller, a charge order among a plurality of first vehicles based on at least one of state of charge (SoC) information of each of the first vehicles and reservation information of each of the first vehicles based on a number of the first vehicles including an SoC lower than or equal to a target SoC among the vehicles, which is greater than a number of first chargers in a chargeable state among the chargers,
• wherein the determining of the charge order includes allocating a higher first weight, as the SoC is lower, to each of the first vehicles, and allocating a higher second weight, as a next reservation time according to the reservation information is earlier, to each of the first vehicles.