Provided is an image with which it is possible for a user to discern at a glance a difference in setting values used for image processing and image processing results depending on the difference in the setting values. An image processing system generates a display image in which a first display image including a first setting value group and a first image processing result is associated with a second display image including a second setting value group and a second image processing result. The image display system generates a display image in which a display mode of at least one of setting items corresponding to the setting values varying in value according to a comparison result is different from a display mode of others.