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| Criterion |  UX Research Usability Testing |  Innovation TRIZ |  UX Research First-click Testing |  Innovation Design Sprint |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | When users immediately turn the wrong way on a screen or wireframe, first click testing checks initial orientation at high speed. The first click shows early whether expectation, labeling, and wayfinding fit together. | 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 | High | Low | High |
Timedifferent | 1-2 h je Session | 1-4 h | 1-2 Tage | 4-5 Tage |
Participantsdifferent | Based on research question | 2-8 | 10-30 | 5-8 |
Formatdifferent | Workshop + async | Workshop + async | Async | Workshop |
Outputdifferent | Usability Issues, Severity List, Recommendations | Contradiction Statement, Inventive Principles, Solution Concepts | Click Heatmap, Success Rate, Design Recommendations | Prototype, Test Findings, Decision Rationale |
Tagsno overlap | ValidationUXPrototype | InnovationProblem solvingContradictionsCreativity | UXNavigationFindabilityValidation | Design sprintPrototypeValidationInnovation |