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Bruno Tilz 306-2 C vs Giardinelli Sym. T

The Bruno Tilz 306-2 C has a wider cup diameter, the Giardinelli Sym. T features a deeper cup.

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 306-2 C
    • Trombone
    Catalog
    Cup diameter26.00 mm / 1.0236 in
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Giardinelli Sym. T
      • Trombone
      Cup diameter25.80 mm / 1.0157 in
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Diameter

      The Bruno Tilz 306-2 C has a cup diameter of 26.00 mm / 1.0236 in compared to 25.80 mm / 1.0157 in on the Giardinelli Sym. T — a difference of 0.20 mm / 0.0079 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 306-2 C details Giardinelli Sym. T details Bruno Tilz 306-2 C equivalents Giardinelli Sym. T equivalents

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