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| Criterion |  UX Research Diary Study |  Decision Making OODA Loop |  Product Strategy Impact Mapping |  Decision Making Constraint Analysis |
|---|---|---|---|---|
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 | In dynamic situations, decisions become outdated faster than they can be prepared. The OODA Loop holds observing, orienting, deciding, and acting together as a recurring rhythm so reaction does not slide into inertia. | When a goal needs to be connected to several possible paths, it shows chains of impact instead of feature lists. It connects business goal, behavior change, and measures. | When an initiative stalls, the limit often lies not in the idea but in hard or soft boundary conditions. Constraint Analysis separates these limits and shows which of them can actually be shaped. |
Complexitydifferent | Medium | Medium | Medium | Low |
Timedifferent | 1-4 Wochen | 15-60 min je Zyklus | 45-90 min | 30-90 min |
Participantsdifferent | 5-20 | 1-8 | 3-8 | 2-8 |
Formatdifferent | Async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | Situation Assessment, Decision Loop, Action Updates | Impact Map, Outcome Hypotheses, Delivery Options | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries |
Tagsno overlap | UX researchTrackingBehavior | DecisionChangeLearningStrategy | OutcomesStrategyBehaviorPlanning | ConstraintsDecisionPlanningOptions |