Workspace
Comparing Drawings
Drawing comparison is useful when checking revision changes, alternates, or similar sheets. Prepare files clearly before relying on visual differences.
Updated 2026-06-12 · 5 min read
Drawing A-101.pdf
100%FitExport
Comparison workflows work best when pages are aligned, scaled, and named clearly.
Prepare drawings
- 1
Open the source drawings
Open the two drawing files or revisions you need to compare.
- 2
Check scale and orientation
Confirm both pages are comparable before starting the compare workflow.
- 3
Open compare
Use the drawing compare action from the workspace controls where available.
Review differences
- 1
Inspect visible changes
Zoom into highlighted or visually different regions.
- 2
Add review markups
Use arrows, shapes, text, or snapshots to record findings.
Related topics
Related product guides
These broader guides explain how this support workflow fits ContractorCounter's markup, measurement, takeoff, and export toolset.