A method for displaying an image in a wireless terminal including at least two screen modes is provided, in which a display buffer existing in one Device Context (DC) is formed, capable of recording a corresponding image to be displayed according to screen sizes in the at least two screen modes, and recording the corresponding image to be displayed according to a screen size of a corresponding screen mode in the at least two screen modes through the display buffer existing in the DC, and outputting the corresponding image to a screen in the corresponding screen mode.