Costco is beginning to test scan-and-go technology at select warehouse locations nationwide, a feature that Sam's Club introduced years ago. The move signals a shift for the retail giant, which has historically differed in its checkout processes.

The scan-and-go system allows members to scan items as they shop using a mobile app and then pay through the app, bypassing traditional checkout lines. This expedited process has proven popular at Sam's Club, significantly reducing wait times for customers.

While Costco hasn't released specific details about the rollout, reports indicate that testing is underway in several states. The company is likely evaluating the technology's effectiveness and member response before a wider implementation.

Costco's traditional checkout experience has long relied on a large team of employees scanning items at conveyor belts. The introduction of scan-and-go represents a potential modernization of this process, potentially improving efficiency and customer satisfaction. The timing of this implementation suggests Costco is responding to evolving consumer expectations and competitive pressures within the warehouse club sector.

Sam's Club’s early adoption of scan-and-go provided a significant advantage in terms of customer convenience and perceived technological innovation. Costco’s testing now aims to close this gap and offer a similar streamlined shopping experience to its members.