The following hotkeys are available in the Comparison tool:
| Press: | To: | 
|---|---|
| Shift + O | Opacity. | 
| Shift + H | Toggle tool visibility. | 
| Shift + R | Swap reference. | 
| Ctrl + click | Move pivot point or region center. | 
| Player hotkeys 1 - 9 on reference side of manipulator | Cycle through inputs and outputs. | 
| Player hotkeys C, A on reference side of manipulator | Cycle between channels and alpha. |