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CHEMCAD vs Aspen HYSYS

Put any two products side by side: specification, the six criteria and the EPC Index needle.

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FIG. 031

CHEMCAD

Datacor · Process Simulation

A practical, affordable chemical process simulator that covers the essentials well. A sensible choice for small and mid-sized teams.

FIG. 003

Aspen HYSYS

AspenTech · Process Simulation

The benchmark simulator for oil and gas and refining. Its depth and the size of its user community make it the safe default for EPC process teams in hydrocarbons.

7Capability25%10
6Interoperability20%7
6Scale15%9
8Usability15%7
6Deployment10%6
7Ecosystem15%10

Attribute	CHEMCAD	Aspen HYSYS
Vendor	Datacor	AspenTech
Category	Process Simulation	Process Simulation
Status	Active	Active
Deployment	Desktop	Desktop
Licensing	Commercial licence	Commercial licence
Standards	n/a	n/a
Strengths	Approachable interface DIERS relief design Good value	Steady-state and dynamics in one tool Relief and safety study coverage Largest pool of trained engineers
Considerations	Less depth than the premium suites Smaller ecosystem Limited large-model performance	Premium licensing Chemicals-heavy work may suit Aspen Plus better Cloud deployment is not its strong suit

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