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DW Miter 779 vs DW Sander: specs compared

Updated 05 September 2026.

41 mm
DW Miter 779 wins on mating diameter

On mating diameter, DW Miter 779 leads: 41 mm versus 35 mm.

SpecDW Miter 779DW Sander
Port typemale spigot (hose goes over it)male spigot (hose goes over it)
Outer diameter (OD)1-5/8 in, 41 mm1-3/8 in, 35 mm
Manufacturer designation1-5/8 in OD (approx 41 mm)stepped 26 / 32 / 35 mm
Mating diameter (mm)4135

Questions and answers

Which has the higher mating diameter, DW Miter 779 or DW Sander?

On mating diameter, DW Miter 779 leads: 41 mm versus 35 mm.

How do DW Miter 779 and DW Sander compare?

On mating diameter, DW Miter 779 leads: 41 mm versus 35 mm.

Compared here

DeWalt DWS779 / DWS780 miter saw port dust port sizeDeWalt random-orbit sander stepped port dust port size