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Festool Kapex Miter vs Festool Rotex 90: specs compared

Updated 05 September 2026.

36 mm
Festool Kapex Miter wins on mating diameter

On mating diameter, Festool Kapex Miter leads: 36 mm versus 27 mm.

SpecFestool Kapex MiterFestool Rotex 90
Port typemale spigot (hose goes over it)male spigot (hose goes over it)
Outer diameter (OD)1-7/16 in, 36 mm1-1/16 in, 27 mm
Manufacturer designation27 mm and 36 mm dust ports27 mm (D27) hose port
Mating diameter (mm)3627

Questions and answers

Which has the higher mating diameter, Festool Kapex Miter or Festool Rotex 90?

On mating diameter, Festool Kapex Miter leads: 36 mm versus 27 mm.

How do Festool Kapex Miter and Festool Rotex 90 compare?

On mating diameter, Festool Kapex Miter leads: 36 mm versus 27 mm.

Compared here

Festool KAPEX KS 120 miter saw port dust port sizeFestool ROTEX RO 90 sander port dust port size