Provided is a washing apparatus and a method of controlling the same. The washing apparatus includes a washing tub; and a controller configured to determine whether laundry put into the washing tub is wet laundry or dry laundry, and to determine a weight of the laundry in the washing tub through a detection of wet laundry weight or a detection of dry laundry weight, based on a result of the determination. The washing apparatus includes a washing tub; and a controller configured to detect a water level of washing water in the washing tub, configured to perform at least one of detecting a weight of wet laundry weight and dry laundry according to the water level, and configured to allow washing to be performed according to at least one result of the detection of the wet laundry weight and the dry laundry weight.