Marcinkiewicz 15 vs Yamaha HR-29B

The Marcinkiewicz 15 has a wider cup diameter, the Marcinkiewicz 15 features a deeper cup, the Marcinkiewicz 15 has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.
Mouthpiece A
    Marcinkiewicz 15
    • French Horn
    Material
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Yamaha HR-29B
      • French Horn
      Material
      Best suited for
      📣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 Marcinkiewicz 15 details Yamaha HR-29B details Marcinkiewicz 15 equivalents Yamaha HR-29B equivalents