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| Criterion |  UX Research Diary Study |  Engineering Failure Scenario Analysis |  Product Strategy GIST Planning |  Decision Making Pre-Mortem |
|---|---|---|---|---|
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. | In critical processes, it is not enough to plan only for the normal case. Failure Scenario Analysis looks at the path into failure and shows which failures, chains, and control gaps cause the most damage. | GIST Planning helps clarify target groups, value, goals, and priorities. It links customer value, product logic, and decision priorities, and captures the result as goals, an idea bank, and a step-project list. | In early initiatives with many uncertainties, planning quickly turns too optimistic. A pre-mortem makes the expected failure visible in advance and sharpens the view of causes, gaps, and countermeasures. |
Complexitydifferent | Medium | Medium | Medium | Low |
Timedifferent | 1-4 Wochen | 1-3 h | Wochen bis Monate je Goal | 20–45 min |
Participantsdifferent | 5-20 | 3-8 | 3-10 | Small cross-functional group |
Formatdifferent | Async | Workshop | Workshop + async | Workshop |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Failure Scenarios, Risk Notes, Control Gaps, Test and Response Actions | Goals, Idea bank, Step-project list, Tasks, Learning reports | Risk list, Mitigation plan, Assumption log |
Tagsno overlap | UX researchTrackingBehavior | FailureResilienceRisk | RoadmapOutcomesPlanningExperiments | RiskDecisionFailurePlanning |