Abstract: A method and a device for categorizing articles of clothing and a method and a device for selecting footwear having an improved fit are specified. A parameter describing the fit and/or the size of an article of clothing is acquired on the basis of a measurement carried out on the article of clothing in question. This measurement is performed for a plurality of articles of clothing of different manufacturers but having an identical manufacturer clothing size, a plurality of different manufacturer clothing sizes being furthermore considered. A frequency analysis for the occurrence of specific values of the at least one parameter is then performed for articles of clothing having an identical manufacturer clothing size.