Giardinelli 17FL vs Marcinkiewicz 5FLB

The Marcinkiewicz 5FLB 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
How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).
Mouthpiece A
    Giardinelli 17FL
    • Flugelhorn
    Cup depthVery deep
    vs
    Mouthpiece B
      Marcinkiewicz 5FLB
      • Flugelhorn
      Cup depthDeep
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Depth

      The Giardinelli 17FL has a very deep cup while the Marcinkiewicz 5FLB has a deep cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      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 5FLB details Giardinelli 17FL equivalents Marcinkiewicz 5FLB equivalents