Curry 12C vs Schilke 52D

The Schilke 52D has a wider cup diameter, the Schilke 52D features a deeper cup, the Schilke 52D has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Curry 12C
    • Trombone
    Cup diameter24.23 mm / 0.9540 in
    Cup depthMedium
    Rim width
    Throat diameter5.92 mm / 0.2330 in
    Backbore
    Finish
    Material
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Schilke 52D
      • Trombone
      Cup diameter25.78 mm / 1.0150 in
      Cup depthDeep
      Rim width
      Throat diameter6.35 mm / 0.2500 in
      Backbore1/4.2500
      Finish
      Material
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Diameter

      The Schilke 52D has a cup diameter of 25.78 mm / 1.0150 in compared to 24.23 mm / 0.9540 in on the Curry 12C — a difference of 1.55 mm / 0.0610 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Schilke 52D has a deep cup while the Curry 12C has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Schilke 52D has a wider throat (6.35 mm / 0.2500 in vs 5.92 mm / 0.2330 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 Curry 12C details Schilke 52D details Curry 12C equivalents Schilke 52D equivalents