Key Distinction
Factory simulation is often a focused project model used for planning decisions.
A digital twin is an operational representation kept current with live or frequent production data.
Decision Rule
If your main need is evaluating upcoming changes, start with simulation studies.
If your goal is continuous monitoring and optimization, invest in digital twin capabilities and integration.
- Simulation first for layout and capacity redesign
- Digital twin first for continuous operational steering
- Use both when strategic planning and daily control must align
Practical Roadmap
Many teams start with simulation for one line, then extend model governance into a twin program once internal adoption is stable.
The transition is easier when model assumptions, ownership, and data pipelines are documented from day one.