The DWS779 is a strong fit for a fixed workshop or supported jobsite station that regularly handles wide dimensional lumber, tall trim and compound angles. Its main trade-offs are weight, footprint and the absence of DeWalt’s XPS shadow line.
Choose the GCM12SD when you want full-size crosscut and molding capacity but cannot spare the rear clearance of a conventional rail slider. Its 65-pound weight makes it a workshop-first recommendation.
The LS1019L fits buyers who want a 10-inch blade, dual bevel and generous trim capacity in a workshop where the saw must sit close to a wall. It is not a lightweight carry saw.