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| Criterion |  Product Discovery Problem Interview |  Operations Getting Things Done |  Operations Time Blocking |  Operations Weekly Review |
|---|---|---|---|---|
Purposedifferent | When the picture of the problem still needs to become solid, it asks about real situations and consequences. It separates genuine suffering from mere interest in a solution. | With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory. | With a calendar that grows on request, the method makes available time explicit again. It combines appointments, focus work, and buffer into a more realistic day structure. | In a week with many open loops, the method creates distance from operational noise. It organizes commitments, calendar, and projects so the next week becomes workable. |
Complexitydifferent | Medium | Medium | Low | Low |
Timedifferent | 30-60 min je Interview | 1-2 h Setup, laufend | 15-30 min Planung, laufend | 30-60 min |
Participantsdifferent | 5-12 Interviews | 1 | 1 | 1 |
Formatdifferent | Workshop + async | Async | Async | Async |
Outputdifferent | Problem Evidence, Risk Notes, Customer Segments | Action Lists, Project List, Review Routine | Blocked Calendar, Capacity View, Focus Plan | Updated Task System, Weekly Focus, Next Actions |
Tagsno overlap | DiscoveryInterviewsValidation | ProductivityPlanningTasksExecution | PlanningTime managementFocus | ProductivityExecutionPlanning |