Schilke 14F4 vs Schilke 20F

The Schilke 20F has a wider cup diameter.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
    Schilke 14F4
    • Flugelhorn
    Throat diameter3.86 mm / 0.1520 in
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Schilke 20F
      • Flugelhorn
      Throat diameter3.86 mm / 0.1520 in
      Best suited for
      📣High-volume projection — open throat for power

      Throat Diameter

      Throat diameters are essentially identical at 3.86 mm / 0.1520 in, so resistance feel will be comparable.

      Which is better?

      Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.

      Open in interactive tool + Add third mouthpiece Schilke 14F4 details Schilke 20F details Schilke 14F4 equivalents Schilke 20F equivalents