Barcodes vs QR Codes: What Problem Is Retail Really Trying to Solve?
Barcodes and QR codes are often framed as competing technologies in retail. Barcodes are seen as legacy tools built for operations, while QR codes are viewed as modern, customer-facing additions designed for interaction. This framing naturally leads to a familiar question: are QR codes replacing barcodes in retail? The reality is far more nuanced. Barcodes continue to power the core mechanics of retail, checkout speed, inventory accuracy, and supply chain efficiency. They remain deeply embedded in retail operations because they solve a critical problem: enabling transactions to happen quickly and reliably at scale. Their continued presence is not a limitation, but a reflection of how essential operational efficiency remains in retail. QR codes, meanwhile, entered the retail landscape to solve a different set of challenges. As retail expanded across channels and touchpoints, the need for richer information, self-service access, and post-purchase engagement grew. QR codes made it e...