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| Criterion |  Operations Getting Things Done |  Operations Time Blocking |  Growth A/B Testing |  Product Discovery Smoke Test |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | When demand only needs to be roughly verified, it tests interest with minimal effort. It measures whether people would take a next step at all. |
Complexitydifferent | Medium | Low | High | Low |
Timedifferent | 1-2 h Setup, laufend | 15-30 min Planung, laufend | 1-4 Wochen | 1-5 Tage |
Participantsdifferent | 1 | 1 | 1-6 | Nutzertraffic |
Formatsame | Async | Async | Async | Async |
Outputdifferent | Action Lists, Project List, Review Routine | Blocked Calendar, Capacity View, Focus Plan | Experiment results, Decision log, Learning summary | Interest Metrics, Conversion Signal, Learning Note |
Tagsno overlap | ProductivityPlanningTasksExecution | PlanningTime managementFocus | ExperimentsGrowthAnalyticsValidation | ValidationExperimentsDemandGrowth |