Giardinelli 17FL vs Marcinkiewicz CH 303FL

The Marcinkiewicz CH 303FL has a wider cup diameter, the Giardinelli 17FL features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
    Giardinelli 17FL
    • Flugelhorn
    Throat diameter
    vs
    Mouthpiece B
      Marcinkiewicz CH 303FL
      • Flugelhorn
      Throat diameter4.32 mm / 0.1701 in
      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 Giardinelli 17FL details Marcinkiewicz CH 303FL details Giardinelli 17FL equivalents Marcinkiewicz CH 303FL equivalents