View methods side by side.
Choose up to four methods. Add them using the search and share the comparison by copying its link.
| Criterion |  Operations PDCA Cycle |  Operations A3 Problem Solving |  Engineering Hypothesis-Driven Troubleshooting |
|---|---|---|---|
Purposedifferent | For an improvement that still has to prove itself in everyday work, the method runs it through small learning loops. It connects planning, checking, and standardization into a repeatable learning mode. | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | When systems fail unexpectedly, spontaneous attempts often produce more noise than insight. Hypothesis-driven Troubleshooting translates symptoms into testable assumptions and makes troubleshooting learnable. |
Complexitydifferent | Low | Medium | Medium |
Timedifferent | 1 h bis mehrere Wochen | 45-90 min | 30-240 min |
Participantsdifferent | 1-8 | 2-5 | 1-6 |
Formatsame | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | PDCA Log, Experiment Plan, Learning Outcome, Standard Change | A3 Report, Action Plan, Root Cause Analysis | Hypothesis Log, Test Plan, Evidence Notes, Diagnosis Summary |
Tagsno overlap | Continuous improvementLeanExperiments | LeanProblem solvingCoachingOperations | TroubleshootingProblem solvingDiagnosis |
Often compared together
Methods with strong topical overlap with the current selection, not yet in the comparison.
