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Bruno Tilz 215-9 1/2 GT vs Schilke 45B

The Bruno Tilz 215-9 1/2 GT has a wider cup diameter, the Bruno Tilz 215-9 1/2 GT features a deeper cup, the Bruno Tilz 215-9 1/2 GT has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
    Bruno Tilz 215-9 1/2 GT
    • Trombone
    Catalog
    Cup diameter29.50 mm / 1.1614 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
      Cup diameter24.30 mm / 0.9567 in
      Best suited for
      📣High-volume projection — open throat for power

      Cup Diameter

      The Bruno Tilz 215-9 1/2 GT has a cup diameter of 29.50 mm / 1.1614 in compared to 24.30 mm / 0.9567 in on the Schilke 45B — a difference of 5.20 mm / 0.2047 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      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 Bruno Tilz 215-9 1/2 GT details Schilke 45B details Bruno Tilz 215-9 1/2 GT equivalents Schilke 45B equivalents

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