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| Criterion |  Operations Getting Things Done |  Product Discovery Learning Card |  Product Discovery Smoke Test |  Product Discovery Experiment Canvas |
|---|---|---|---|---|
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. | The Learning Card connects traceable test results to a reasoned next action while keeping the limits of the insight visible. | 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. | When experiments become unreadable after the fact, it arranges hypothesis, signal, and learning goal on a single canvas. It separates problem, assumption, solution, and evidence. The result is captured as a Completed Experiment Canvas and a Success Metric. |
Complexitydifferent | Medium | Low | Low | Low |
Timedifferent | 1-2 h Setup, laufend | 25-40 min | 1-5 Tage | 30-60 min |
Participantsdifferent | 1 | 1-5 | Nutzertraffic | 1-5 |
Formatdifferent | Async | Workshop + async | Async | Workshop + async |
Outputdifferent | Action Lists, Project List, Review Routine | Learning Card with evidence and next action | Interest Metrics, Conversion Signal, Learning Note | Completed Experiment Canvas, Success Metric |
Tagsno overlap | ProductivityPlanningTasksExecution | ExperimentsValidationDiscoveryLearning | ValidationExperimentsDemandGrowth | ExperimentsValidationDiscoveryHypothesis |