Highlight the differences between two revisions of the same drawing or different drawings using the DWG Compare utility.
Launch from Application Menu
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Click 

NOTE:You can launch the DWG Compare utility from the Application menu even when you do not have any opened drawings.
- In the DWG Compare dialog box, click Browse to select the first drawing file.
NOTE:If you are launching the utility from your current drawing, then the filepath for the first drawing is automatically filled. But, if your current drawing is a compare result drawing, then the filepath for both the drawings are automatically filled.
- Click the color icon to change the default color settings for the objects that exists only in the first drawing.
- Browse to and select the second drawing file that you want to compare with the first drawing.
- Click the color icon to change the default color settings for the objects that exists only in the second drawing.
- Click Compare. A contextual ribbon tab is opened that provides you with various review options. The default name for the comparison result file is Compare_First Drawing's Name vs Second Drawing's Name.
Launch from Command Line Interface (CLI)
- At the command prompt, enter COMPARE.
- In the DWG Compare dialog box, click Browse to select the first drawing file.
NOTE:If you are launching the utility from your current drawing, then the filepath for the first drawing is automatically filled. But, if your current drawing is a compare result drawing, then the filepath for both the drawings are automatically filled.
- Click the color icon to change the default color settings for the objects that exists only in the first drawing.
- Browse to and select the second drawing file that you want to compare with the first drawing.
- Click the color icon to change the default color settings for the objects that exists only in the second drawing.
- Click Compare. A contextual ribbon tab is opened that provides you with various review options. The default name for the comparison result file is Compare_First Drawing's Name vs Second Drawing's Name.