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| Criterion |  UX Research Diary Study |  Product Discovery Concierge MVP |  Innovation Lean Startup |
|---|---|---|---|
Purposedifferent | When experiences build up over days or weeks and a single session cannot capture them, Diary Study records the course of everyday life. Recurring triggers, moods, and habits become visible this way, beyond the sharpness of memory. | When an idea can first fail or grow through genuine hands-on support, it relies on manual work instead of automation. It shows whether user value holds up even under manual execution. | 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. |
Complexitysame | Medium | Medium | Medium |
Timedifferent | 1-4 Wochen | 1-4 Wochen | Wochen bis Monate je Lernzyklus |
Participantsdifferent | 5-20 | 3-10 Kunden | 2-8 |
Formatdifferent | Async | Workshop + async | Workshop + async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Concierge Learnings, Service Blueprint, MVP Risks | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision |
Tagsno overlap | UX researchTrackingBehavior | MVPValidationServiceDiscovery | LeanStartupValidationMVP |
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Methods with strong topical overlap with the current selection, not yet in the comparison.
