SKUs and UPCs serve different purposes. SKUs are internal codes used to track inventory, while UPCs are standardized external product indentifyers. Whether you need SKUs, UPCs or both depends on what you're using them for and where you sell your products and services. Understading their main differences will help you decide which code(s) you need to use:
SKUs make it much easier to keep track of inventory at each DC location. Moreover, analysing attribute level data helps clarify the impact of each SKU on sales, helping managers with deciding which variations to add or eliminate from distribution.
But what exactly is SKU? Watch this brief video to find out: