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Aspen HYSYS vs Aspen Plus

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

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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.

FIG. 004

Aspen Plus

AspenTech · Process Simulation

The reference simulator for chemicals and specialty processes, with property methods few competitors match. Expect to invest in skilled users.

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

Attribute	Aspen HYSYS	Aspen Plus
Vendor	AspenTech	AspenTech
Category	Process Simulation	Process Simulation
Status	Active	Active
Deployment	Desktop	Desktop
Licensing	Commercial licence	Commercial licence
Standards	n/a	n/a
Strengths	Steady-state and dynamics in one tool Relief and safety study coverage Largest pool of trained engineers	Unrivalled property methods Solids, polymers and electrolytes Integrated economic and emissions analysis
Considerations	Premium licensing Chemicals-heavy work may suit Aspen Plus better Cloud deployment is not its strong suit	Steeper learning curve than HYSYS Premium licensing Desktop-centred

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