Recently in Vietnam, there is a lot of media information about digital transformation in enterprises as well as IoT, AI, Big Data, Smart Factory, Smart Building, etc. Many new technology terms are confusing many people and not knowing where to start. Many concepts say that "IoT is digital transformation, AI is digital transformation, etc." and many misunderstandings that when implementing IoT - IIoT is a factory or enterprise "transformed digitally", "was smart. ". And another investor's imagination is that when the enterprise factory has "automation" is called intelligence. This article will focus on distinguishing between IoT and Digital transformation so that readers can have a more accurate investment picture in their business towards the future of digital transformation.