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Giardinelli Sym. B. vs Schilke 45B

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

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
    Giardinelli Sym. B.
    • Trombone
    Throat diameter7.15 mm / 0.2815 in
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Schilke 45B
      • Trombone
      Throat diameter5.95 mm / 0.2343 in
      Best suited for
      📣High-volume projection — open throat for power

      Throat Diameter

      The Giardinelli Sym. B. has a wider throat (7.15 mm / 0.2815 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. B. details Schilke 45B details Giardinelli Sym. B. equivalents Schilke 45B equivalents

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