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| Criterion |  Innovation Design Thinking |  Product Discovery Outcome-Driven Innovation |  Operations Kaizen Event |  Operations Gemba Walk |
|---|---|---|---|---|
Purposedifferent | For complex user problems with an uncertain cause, the method connects observation, interpretation, and experiment into a learning cycle. It keeps the focus on real needs and avoids premature solution language. This produces robust decisions for product and service. | Outcome-Driven Innovation clarifies customer problems, solution opportunities, and evidence. It separates jobs, desired outcomes, importance, satisfaction, and opportunity, and captures results as desired outcome statements, an opportunity landscape, and segments by underserved needs. | 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. | When there is uncertainty about the real course of a process, the method brings observation to the place where work happens. It combines perception, follow-up questions, and process knowledge so decisions rest on actual workflows instead of assumptions. |
Complexitydifferent | High | High | Medium | Low |
Timedifferent | 1 Tag bis mehrere Wochen | Mehrere Wochen | 0.5-5 Tage | 30-120 min |
Participantsdifferent | 4-10 | 2-6 researchers plus sample | 4-10 | 2-6 |
Formatdifferent | Workshop | Workshop + async | Workshop | Workshop |
Outputdifferent | Problem Statement, Prototype, Test Learnings | Desired outcome statements, Opportunity landscape, Segmentation by underserved needs, Innovation hypotheses | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Observation Notes, Improvement Ideas |
Tagsno overlap | InnovationPrototypeResearch | OutcomesInnovationResearchQuantitative | LeanContinuous improvementOperations | LeanObservationProcessOperations |