Bach 12C vs Giardinelli Sym. T

The Giardinelli Sym. T 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
Surface plating or treatment (e.g. silver plate, gold trim). Affects feel, durability, and appearance.
Mouthpiece A
    Bach 12C
    • Trombone
    Finish
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Giardinelli Sym. T
      • Trombone
      Finish
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      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 Bach 12C details Giardinelli Sym. T details Bach 12C equivalents Giardinelli Sym. T equivalents