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DW Sander vs Delta Planer 4IN: specs compared

Updated 05 September 2026.

99 mm
Delta Planer 4IN wins on mating diameter

On mating diameter, Delta Planer 4IN leads: 99 mm versus 35 mm.

SpecDW SanderDelta Planer 4IN
Port typemale spigot (hose goes over it)male spigot (hose goes over it)
Outer diameter (OD)1-3/8 in, 35 mm3-15/16 in, 99 mm
Manufacturer designationstepped 26 / 32 / 35 mm4 in port with 2-1/2 in reducer
Mating diameter (mm)3599
Inner diameter (ID)91 mm

Questions and answers

Which has the higher mating diameter, DW Sander or Delta Planer 4IN?

On mating diameter, Delta Planer 4IN leads: 99 mm versus 35 mm.

How do DW Sander and Delta Planer 4IN compare?

On mating diameter, Delta Planer 4IN leads: 99 mm versus 35 mm.

Compared here

DeWalt random-orbit sander stepped port dust port sizeDelta 22-590 planer 4 in port dust port size