How does Six Sigma define quality?

In Six Sigma, quality is defined as meeting customer requirements and satisfaction. This definition emphasizes that the primary focus of any quality improvement initiative should be aligned with what the customer needs and expects. It implies that quality goes beyond merely adhering to standards or regulations; instead, it is about delivering products or services that fulfill customer specifications while ensuring their satisfaction.

By concentrating on customer requirements, organizations can better understand their target market's desires and preferences. This approach leads to the development of processes and products that not only meet technical specifications but also provide real value to the customer. Satisfying customer needs is crucial, as this directly impacts customer loyalty, competitive advantage, and ultimately, the financial performance of the organization. Quality, therefore, is not just about minimizing defects but also about enhancing overall customer experience and building lasting relationships.

The focus on customer requirements and satisfaction is inherent in the Six Sigma methodology, which employs a data-driven approach to identify process improvements that can enhance the quality of products and services, ensuring they align with customer expectations.