SKUs, UPCs, and Barcodes: What’s the Difference?
Everyone has heard the terms SKU, UPC, and barcode, but most of us have never understood the subtle differences between them. As a result, many people use these terms interchangeably or incorrectly, adding to the confusion. SKUs, UPCs, and barcodes do have one thing in common: they’re all codes used to identify and track things. […]