Marcinkiewicz 3 / 5C vs Monette Cornet B2 FL
The Marcinkiewicz 3 / 5C has a wider cup diameter, the Monette Cornet B2 FL features a deeper cup, the Marcinkiewicz 3 / 5C has a larger throat opening.
How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).
Mouthpiece A
Marcinkiewicz 3 / 5C
• Cornet
Cup depthMedium
vs
Mouthpiece B
Monette Cornet B2 FL
• Cornet
Cup depthDeep
Best suited for
Orchestral playing — large cup for full, dark tone
Cup Depth
The Monette Cornet B2 FL has a deep cup while the Marcinkiewicz 3 / 5C has a medium 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.