Bruno Tilz 305-D 5 vs Marcinkiewicz CH 8H BS / 6.5 AL

The Marcinkiewicz CH 8H BS / 6.5 AL has a wider cup diameter, the Marcinkiewicz CH 8H BS / 6.5 AL features a deeper cup, the Marcinkiewicz CH 8H BS / 6.5 AL has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Bruno Tilz 305-D 5
    • Trombone
    Catalog
    Cup diameter26.00 mm / 1.0236 in
    Cup depthMedium
    Rim width
    Throat diameter6.30 mm / 0.2480 in
    Backbore
    Finish
    Material
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Marcinkiewicz CH 8H BS / 6.5 AL
      • Trombone
      Cup diameter26.06 mm / 1.0260 in
      Cup depthVery deep
      Rim width
      Throat diameter6.76 mm / 0.2661 in
      Backbore
      Finish
      Material
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Diameter

      The Marcinkiewicz CH 8H BS / 6.5 AL has a cup diameter of 26.06 mm / 1.0260 in compared to 26.00 mm / 1.0236 in on the Bruno Tilz 305-D 5 — a difference of 0.06 mm / 0.0024 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Marcinkiewicz CH 8H BS / 6.5 AL has a very deep cup while the Bruno Tilz 305-D 5 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Marcinkiewicz CH 8H BS / 6.5 AL has a wider throat (6.76 mm / 0.2661 in vs 6.30 mm / 0.2480 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 Bruno Tilz 305-D 5 details Marcinkiewicz CH 8H BS / 6.5 AL details Bruno Tilz 305-D 5 equivalents Marcinkiewicz CH 8H BS / 6.5 AL equivalents