Location: Tools>Options>Compare Options>Secondary Options

 This further defines the comparison parameters to be used in the comparison session.

Secondary Options Dialog

Count Topology

Choose which topology element to include/exclude from recognition count in comparison.

Count Geometry

Choose which geometry elements to include/exclude from recognition count in comparison.

Mass Property

Compare by-  Toggles the threshold method to be used in mass properties evaluation (percent or tolerance.)

After picking the method, choose which Mass properties measurements to include and adjust its value as needed.

All Drop Down Menu

Choose which category to Select/clear.