Denis Wick 4FL vs Schilke 16F4

The Schilke 16F4 has a wider cup diameter, the Denis Wick 4FL features a deeper cup, the Denis Wick 4FL has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Denis Wick 4FL
    • Flugelhorn
    Cup diameter16.50 mm / 0.6496 in
    Cup depthVery deep
    Rim width5.17 mm / 0.2035 in
    Throat diameter4.58 mm / 0.1803 in
    Backboreopen
    Finish
    Material
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Schilke 16F4
      • Flugelhorn
      Cup diameter17.20 mm / 0.6772 in
      Cup depthMedium
      Rim width
      Throat diameter3.86 mm / 0.1520 in
      Backbore24 .1520"
      Finish
      Material
      Best suited for
      📣High-volume projection — open throat for power

      Cup Diameter

      The Schilke 16F4 has a cup diameter of 17.20 mm / 0.6772 in compared to 16.50 mm / 0.6496 in on the Denis Wick 4FL — a difference of 0.70 mm / 0.0276 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Denis Wick 4FL has a very deep cup while the Schilke 16F4 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Denis Wick 4FL has a wider throat (4.58 mm / 0.1803 in vs 3.86 mm / 0.1520 in). A wider throat allows more air through, increasing volume and projection but reducing resistance.

      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 Denis Wick 4FL details Schilke 16F4 details Denis Wick 4FL equivalents Schilke 16F4 equivalents