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| Criterion |  Innovation Double Diamond |  UX Research Tree Testing |  Innovation Morphological Analysis |  Innovation Worst Possible Idea |
|---|---|---|---|---|
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. | When a navigation exists but search paths still fail, tree testing checks findability without visual distraction. The method shows whether labels, levels, and paths really lead to the intended destination. | For a search for solutions with many degrees of freedom, a grid emerges for systematic combinations. The method separates features, variants, and exclusion criteria, so the space gets explored deliberately. | For a seemingly familiar problem with paralyzing seriousness, the method dissolves pressure and fear of judgment. It deliberately makes failure pictures extreme, so hidden assumptions become visible faster. This clarifies what a workable path should avoid. |
Complexitydifferent | Medium | Medium | Medium | Low |
Timedifferent | Wochen bis Monate | 1-2 Tage | 1-3 h | 20-45 min |
Participantsdifferent | 3-12 | Based on research question | 2-8 | 3-12 |
Formatdifferent | Workshop + async | Async | Workshop + async | Workshop |
Outputdifferent | Problem Statement, Solution Options, Prototypes, Deliverables per Phase | Findability Metrics, Path Analysis, Revised IA | Morphological Box, Concept Combinations, Idea Shortlist | Bad Idea List, Reframed Concepts, Idea Shortlist |
Tagsno overlap | ProcessDivergenceInnovation | Information architectureNavigationFindability | IdeationInnovationCreativity | IdeationCreativityDivergence |