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| Criterion |  Innovation TRIZ |  Operations Kaizen Event |  Innovation Double Diamond |  Operations A3 Problem Solving |
|---|---|---|---|---|
Purposedifferent | For technical contradictions or trade-offs, the method looks for solutions that resolve opposing requirements at the same time. It translates limits into an explicit picture of conflict that becomes workable. This produces not just compromises but more elegant principles. | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. | For complex problems with a fuzzy situation, the method cleanly separates search space and decision. It first creates breadth in understanding and then focus in elaboration. This brings open questions, problem definition, and solution path into a traceable movement. | 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. |
Complexitydifferent | High | Medium | Medium | Medium |
Timedifferent | 1-4 h | 0.5-5 Tage | Wochen bis Monate | 45-90 min |
Participantsdifferent | 2-8 | 4-10 | 3-12 | 2-5 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Contradiction Statement, Inventive Principles, Solution Concepts | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Problem Statement, Solution Options, Prototypes, Deliverables per Phase | A3 Report, Action Plan, Root Cause Analysis |
Tagsno overlap | InnovationProblem solvingContradictionsCreativity | LeanContinuous improvementOperations | ProcessDivergenceInnovation | LeanProblem solvingCoachingOperations |