Compare Geometry - Volume Comparison The Compare Geometry utility also compares the volume of two parts so you can see the different and common volumes. This is helpful when you compare an original part to a revised version of the part. On the Compare Geometry result tab in the Task Pane, select Volume Comparison. Click next to the comparison types to display the different volume comparisons. Material to Remove Material to Add Common volume Parent topicSOLIDWORKS Utilities Previous topic Compare Geometry - Unique Faces Next topic Compare Geometry - Report Options