A display apparatus includes a display panel including a plurality of data lines arranged in a first direction, where the data line extends substantially in a second direction, and a plurality of pixels electrically connected to the data lines, and a data driver configured to output a first data voltage and a second data voltage to the data lines and configured to control the number of the data lines which receives the first data voltage and the number of the data lines which receive the second data voltage, where the first data voltage has a positive polarity during a first frame and a negative polarity during a second frame, and the second data voltage has the negative polarity during the first frame and the positive polarity during the second frame.