"Art Deco" style, as well as "Bauhaus" style, their pottery and features have specifications which are significant regarding to their great differences despite being contemporary and having common origin and the comparison of these two styles pottery and the influence of social factors on them, are necessary for identifying these earthenware from other samples, despite the importance of interaction between this art and social factors.Collecting and writing the subject matters in this research, is done by library way and visual reading; It's worth mentioning that "Bauhaus" book (1386) is the only persian source in this field, so compilation of histories and styles' features, are derived from latin source. In addition to the reading of written sources, visual reading has also helped in comparing potteries.Studying and observing the pottery styles in these two schools, demonstrates that the difference between these two styles has been related to decoration, design and is much more than their similarities. The two styles are related to the same time limit and use the same material, but have a bilateral effect with the environment, and the governing philsophy of each style affects the form or decoration of earthenware even in subsequent eras.