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| Criterion |  Innovation Double Diamond |  Product Discovery Outcome-Driven Innovation |  Operations Kaizen Event |  Operations A3 Problem Solving |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | 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 | Medium | High | Medium | Medium |
Timedifferent | Wochen bis Monate | Mehrere Wochen | 0.5-5 Tage | 45-90 min |
Participantsdifferent | 3-12 | 2-6 researchers plus sample | 4-10 | 2-5 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Problem Statement, Solution Options, Prototypes, Deliverables per Phase | Desired outcome statements, Opportunity landscape, Segmentation by underserved needs, Innovation hypotheses | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | A3 Report, Action Plan, Root Cause Analysis |
Tagsno overlap | ProcessDivergenceInnovation | OutcomesInnovationResearchQuantitative | LeanContinuous improvementOperations | LeanProblem solvingCoachingOperations |