Eventually, after creating attributes and sets, it comes down to adding products. Magento 2 uses the same types of product as Magento 1. This also includes Magento 2 Enterprise.
The product types we can choose from are: Simple Product, Configurable Product, Grouped Product, Virtual Product, Bundle Product, Downloadable Product, and, for the Enterprise Edition (EE), Gift Card.
Depending on the products you would like to sell, you may use one or two of the types. The most used types are Simple and Configurable Products because they rely on one another when you sell shoes, for example.
Product type definitions are as follows:
Simple Product: A Simple Product in Magento is a physical product. There are no options such as size or color that the end user can pick during the order. One example of a Simple Product type is a broom or umbrella.
Configurable Product: A combination of Simple Products organized with different colors, sizes, or other attributes is called a Configurable Product...