Difference between Lean Manufacturing and Six Sigma
Basis |
Lean Manufacturing |
Six Sigma |
---|---|---|
Philosophy |
It is a philosophy focusing on eliminating waste and optimizing processes to produce more customer value. |
It is characterized as a program aiming to boost the quality and efficiency of processes by limiting errors and waste. |
Defining Waste |
Defines waste as any process or activity that does not add value to the customer. Focuses on optimizing processes to construct value and eliminate waste. |
Identifies waste as resulting from variation within a process. Aims to remove faults by reducing variability and eliminating defects. |
Application |
Encompasses every aspect of a business and is not solely focused on manufacturing. Aims to limit waste and boost efficiency across the firm. |
Integral to organizational leadership, it is widely adopted to deliver positive, quantifiable outcomes. |
DMAIC Approach |
Utilizes the DMAIC Approach (Define, Measure, Analyze, Improve, and Control) for process improvement and problem-solving. |
Shares the DMAIC Approach with Lean Six Sigma, focusing on the same stages for process improvement. |
Customer Value |
Aims to improve the quality of products and the customer experience by improving processes and maximizing customer value. |
Focuses on maximizing customer value by improving processes and delivering positive, quantifiable outcomes. |