Bach 1B vs Marcinkiewicz 304

The Marcinkiewicz 304 has a wider cup diameter, the Bach 1B features a deeper cup, the Marcinkiewicz 304 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 1B
    • Cornet
    Finish
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    vs
    Mouthpiece B
      Marcinkiewicz 304
      • Cornet
      Finish

      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 1B details Marcinkiewicz 304 details Bach 1B equivalents Marcinkiewicz 304 equivalents