Denis Wick 1AL vs Giardinelli 3GM

The Denis Wick 1AL has a wider cup diameter, the Denis Wick 1AL features a deeper cup, the Denis Wick 1AL has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Denis Wick 1AL
    • Trombone
    Cup diameter27.11 mm / 1.0673 in
    Cup depthVery deep
    Rim width6.09 mm / 0.2398 in
    Throat diameter7.45 mm / 0.2933 in
    Backboreopen
    Finish
    Material
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Giardinelli 3GM
      • Trombone
      Cup diameter26.00 mm / 1.0236 in
      Cup depthDeep
      Rim width
      Throat diameter6.75 mm / 0.2657 in
      Backbore17/64 (.265)"
      Finish
      Material
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Diameter

      The Denis Wick 1AL has a cup diameter of 27.11 mm / 1.0673 in compared to 26.00 mm / 1.0236 in on the Giardinelli 3GM — a difference of 1.11 mm / 0.0437 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Denis Wick 1AL has a very deep cup while the Giardinelli 3GM has a deep cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Denis Wick 1AL has a wider throat (7.45 mm / 0.2933 in vs 6.75 mm / 0.2657 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.

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