PortMatchMatch any tool dust port to any shop-vac or collector hose, with the exact reducer

Dewalt Dwe6423 vs DW Miter 779: 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.

SpecDewalt Dwe6423DW Miter 779
Port typemale spigot (hose goes over it)male spigot (hose goes over it)
Outer diameter (OD)1-3/8 in, 35 mm1-5/8 in, 41 mm
Manufacturer designationstepped 26 / 32 / 35 mm1-5/8 in OD (approx 41 mm)
Mating diameter (mm)3541

Questions and answers

Which has the higher mating diameter, Dewalt Dwe6423 or DW Miter 779?

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

How do Dewalt Dwe6423 and DW Miter 779 compare?

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

Compared here

DeWalt DWE6423 sander stepped port dust port sizeDeWalt DWS779 / DWS780 miter saw port dust port size