View methods side by side.
Choose up to four methods. Add them using the search and share the comparison by copying its link.
| Criterion |  Knowledge Modeling PARA Method |  Operations Fault Tree Analysis |  Product Discovery Fake Door Test |  Product Discovery Assumption Mapping |
|---|---|---|---|---|
Purposedifferent | The PARA Method organizes knowledge into Projects, Areas, Resources, and Archives. It creates order when digital notes, files, and tasks no longer cleanly fit current work. | For a critical top event with several possible triggers, the method logically models failure paths. It makes visible which combinations of conditions can lead to damage. | When demand is still unclear, it measures interest in a feature before it is built. It separates real behavior from polite agreement and deliberately keeps build effort small. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. |
Complexitydifferent | Medium | High | Medium | Medium |
Timedifferent | 1-3 h Setup, laufend | 2-6 h | 1-5 Tage | 45-60 min |
Participantsdifferent | 1 | 3-8 | Nutzertraffic | 2-8 |
Formatdifferent | Async | Workshop + async | Async | Workshop + async |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Fault Tree, Critical Paths, Cause Hypotheses, Control Actions | Click Data, Interest Signal, Learning Decision | Assumption map, Test backlog, Risk ranking |
Tagsno overlap | KnowledgeProductivityOrganization | RiskRoot causeSafety | ValidationExperimentsDemandDiscovery | AssumptionsRiskExperimentsValidation |