| Aspect | Quality Control | Quality Assurance |
|---|
| Focus | Detecting defects in products or services | Preventing defects through process improvements |
| Activities | Inspections, testing, sampling | Process audits, standards development |
| Credentials | Quality certifications like CQE, Six Sigma | ISO 9001, process management certifications |
| Work Environment | Laboratory, manufacturing lines | Process development, documentation |
While both roles aim to ensure product quality, Quality Control focuses on identifying defects after production, whereas Quality Assurance emphasizes preventing defects through process improvements. Understanding these differences helps organizations implement comprehensive quality strategies.