Comparing Versions Using SOLIDWORKS Compare Documents You can use the SOLIDWORKS Compare Documents command to compare files in a vault or to compare a vault file with a file outside the vault. See SOLIDWORKS Help: SOLIDWORKS Utilities: Compare Documents. To compare two versions of a vault file: In SOLIDWORKS CommandManager, click Office Products > SOLIDWORKS Office > SOLIDWORKS Utilities . Click Compare Documents. Under Version 1 and Version 2, select the versions to compare. The selected versions open in separate windows. Use the tools in the Compare Documents pane to complete the comparison. Parent topicVersions and Revisions Comparing Versions (For SOLIDWORKS PDM Professional only)