การเปรียบเทียบ

thumb|right|An anxious man comparing his own head to a skull, using the technique of phrenology. thumb|right|A pair of objects, such as this pair of apples, is subject to comparison once points of similarity and difference can be identified. thumb|A chart showing a comparison of qualities of a variety of cooking oils, aimed at helping the reader decide which choices would be best for their health. Comparison or comparing is the act of evaluating two or more things by determining the relevant, comparable characteristics of each thing, and then determining which characteristics of each are simil