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| Criterion |  UX Research Tree Testing |  UX Research Usability Testing |  Innovation Brainwriting |  Innovation Design Sprint |
|---|---|---|---|---|
Purposedifferent | 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. | When a product is built but people get stuck on tasks, usability testing shows the friction at concrete points. Observed use instead of self-report makes visible where orientation, understanding, or interaction breaks down. | When loud voices or hierarchy distort the idea search, the method creates a quiet entry into joint development. It gives everyone thinking space and gathers contributions without social brakes, making diversity more visible and easier to build on. | When the product question is unclear and time pressure is high, the method takes a team from an open idea to a testable solution. It connects problem understanding, decision, and learning in one compact format, lowering the risk of spending a lot of energy on a mere guess. |
Complexitydifferent | Medium | Medium | Low | High |
Timedifferent | 1-2 Tage | 1-2 h je Session | 15-30 min | 4-5 Tage |
Participantsdifferent | Based on research question | Based on research question | 3-12 | 5-8 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Findability Metrics, Path Analysis, Revised IA | Usability Issues, Severity List, Recommendations | Idea sheets, Expanded concepts, Prioritized list | Prototype, Test Findings, Decision Rationale |
Tagsno overlap | Information architectureNavigationFindability | ValidationUXPrototype | BrainstormingCollaborationInclusionIdeas | Design sprintPrototypeValidationInnovation |