Abstract: Industry 4.0 and Industrial Internet are born from the future industrial development mode in Germany and America respectively in the context of the new industrial revolution, and both are promoted jointly by the domestic industry sector, universities and research institutions. This paper makes a deep comparison and analysis of the similarities and differences between Industry 4.0 and Industrial Internet. The results show that the two are basically the same in motivation, kernel, direction, results and so on. But because of the significant differences between the comparative advantage of Germany and America in the fields of internet?and industry, there exist great differences in the connotation, realization path, key points of implementation and effect. Actually, a lot of similarities between Industry 4.0 and Industrial Internet point out a new direction for the future development of global industry, and the differences between them suggest that only the development mode combined with national conditions can receive wide support. Undoubtedly, these conclusions will provide valuable experiences for China to formulate coping strategy and quicken the steps of the integration of the industrialization and informationization.

Key words: Industrial 4.0；industrial internet；comparison；enlightenment；countermeasures