A four-wheel or three-wheel electric vehicle comprising: two traction motor units configured to independently drive left and right drive wheels, respectively; a torque command unit configured to output torque command values for driving the two traction motor units, respectively; a motor driver configured to drive the respective traction motor units in accordance with the torque command values provided by the torque command unit; a torque difference occurrence determiner configured to determine that a difference has occurred between actual driving forces of the respective left and right drive wheels even when the torque command unit applies the same torque command values to the two traction motor units; and a driving force difference reducer configured to, if the torque difference occurrence determiner determines that a driving force difference equal to or greater than a set value has occurred between the left and right drive wheels, cause control of reducing the driving force difference to be performed during travelling of the vehicle, characterized in that the four-wheel or three-wheel electric vehicle further comprises: a steering angle detector configured to detect a steering angle of a steering device; and a steering torque detector configured to detect a steering torque applied to the steering device, wherein the torque difference occurrence determiner determines that a difference has occurred between the actual driving forces of the respective left and right drive wheels even when the same torque command values are applied, based on information of the torque command values applied from the torque command unit to the two traction motor units, a braking signal actuating a brake, the steering angle, and the steering torque. two traction motor units configured to independently drive left and right drive wheels, respectively; a torque command unit configured to output torque command values for driving the two traction motor units, respectively; a motor driver configured to drive the respective traction motor units in accordance with the torque command values provided by the torque command unit; a torque difference occurrence determiner configured to determine that a difference has occurred between actual driving forces of the respective left and right drive wheels even when the torque command unit applies the same torque command values to the two traction motor units; and a driving force difference reducer configured to, if the torque difference occurrence determiner determines that a driving force difference equal to or greater than a set value has occurred between the left and right drive wheels, cause control of reducing the driving force difference to be performed during travelling of the vehicle, a steering angle detector configured to detect a steering angle of a steering device; and a steering torque detector configured to detect a steering torque applied to the steering device, wherein the torque difference occurrence determiner determines that a difference has occurred between the actual driving forces of the respective left and right drive wheels even when the same torque command values are applied, based on information of the torque command values applied from the torque command unit to the two traction motor units, a braking signal actuating a brake, the steering angle, and the steering torque.