Denis Wick 5BL vs Giardinelli Sym. T

The Giardinelli Sym. T has a wider cup diameter, the Giardinelli Sym. T features a deeper cup, the Denis Wick 5BL has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Denis Wick 5BL
    • Trombone
    Cup diameter25.73 mm / 1.0130 in
    Cup depthMedium
    Rim width6.64 mm / 0.2614 in
    Throat diameter6.87 mm / 0.2705 in
    Backboremedium
    Finish
    Material
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Giardinelli Sym. T
      • Trombone
      Cup diameter25.80 mm / 1.0157 in
      Cup depthDeep
      Rim width
      Throat diameter6.40 mm / 0.2520 in
      Backbore1/4 (.250)"
      Finish
      Material
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Diameter

      The Giardinelli Sym. T has a cup diameter of 25.80 mm / 1.0157 in compared to 25.73 mm / 1.0130 in on the Denis Wick 5BL — a difference of 0.07 mm / 0.0028 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Giardinelli Sym. T has a deep cup while the Denis Wick 5BL has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Denis Wick 5BL has a wider throat (6.87 mm / 0.2705 in vs 6.40 mm / 0.2520 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 Denis Wick 5BL details Giardinelli Sym. T details Denis Wick 5BL equivalents Giardinelli Sym. T equivalents