Giardinelli Sym. T vs Schilke 53

The Schilke 53 has a wider cup diameter, the Giardinelli Sym. T features a deeper cup, the Giardinelli Sym. T has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Giardinelli Sym. T
    • Trombone
    Cup diameter25.80 mm / 1.0157 in
    Cup depthDeep
    Rim width
    Throat diameter6.40 mm / 0.2520 in
    Backbore1/4 (.250)"
    Finish
    Material
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Schilke 53
      • Trombone
      Cup diameter26.24 mm / 1.0331 in
      Cup depthMedium
      Rim width
      Throat diameter5.95 mm / 0.2343 in
      Backbore15/64.2344"
      Finish
      Material
      Best suited for
      📣High-volume projection — open throat for power

      Cup Diameter

      The Schilke 53 has a cup diameter of 26.24 mm / 1.0331 in compared to 25.80 mm / 1.0157 in on the Giardinelli Sym. T — a difference of 0.44 mm / 0.0173 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Giardinelli Sym. T has a deep cup while the Schilke 53 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Giardinelli Sym. T has a wider throat (6.40 mm / 0.2520 in vs 5.95 mm / 0.2343 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 Giardinelli Sym. T details Schilke 53 details Giardinelli Sym. T equivalents Schilke 53 equivalents