Schilke 38D vs Yamaha AH-38D4

The Schilke 38D has a wider cup diameter, the Yamaha AH-38D4 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).
Mouthpiece A
    Schilke 38D
    • Baritone / Euphonium
    Cup depthMedium
    vs
    Mouthpiece B
      Yamaha AH-38D4
      • Baritone / Euphonium
      Cup depthDeep
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Depth

      The Yamaha AH-38D4 has a deep cup while the Schilke 38D has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      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 38D details Yamaha AH-38D4 details Schilke 38D equivalents Yamaha AH-38D4 equivalents