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| Criterion |  UX Research Card Sorting |  Product Strategy Lean Canvas |  Growth A/B Testing |  Innovation Lean Startup |
|---|---|---|---|---|
Purposedifferent | When content only makes sense internally and users can't find the structure again, card sorting exposes their mental order. Terms, groups, and naming are then aligned with the target group's expectations. | When an early product bet still has too many open points, it brings target group, problem, and assumptions into a single view. It condenses the idea so core risks become nameable. | When two variants compete, discussions quickly decide by taste rather than effect. A/B Testing checks behavior under controlled conditions and separates real improvement from chance or expectation effects. | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. |
Complexitydifferent | Low | Medium | High | Medium |
Timedifferent | 20-45 min | 45-90 min | 1-4 Wochen | Wochen bis Monate je Lernzyklus |
Participantsdifferent | Based on research question | 1-6 | 1-6 | 2-8 |
Formatdifferent | Workshop + async | Workshop + async | Async | Workshop + async |
Outputdifferent | Content groups, Label set, IA hypotheses | Lean Canvas, Core Assumptions, Experiment Backlog | Experiment results, Decision log, Learning summary | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision |
Tagsno overlap | Information architectureNavigationStructure | StartupLeanAssumptionsBusiness model | ExperimentsGrowthAnalyticsValidation | LeanStartupValidationMVP |