Denis Wick 5BFL vs Marcinkiewicz CH BSC FL
The Marcinkiewicz CH BSC FL has a wider cup diameter, the Denis Wick 5BFL features a deeper cup, the Denis Wick 5BFL has a larger throat opening.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Denis Wick 5BFL
• Flugelhorn
Throat diameter4.45 mm / 0.1752 in
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Marcinkiewicz CH BSC FL
• Flugelhorn
Throat diameter4.39 mm / 0.1728 in
Best suited for
High-volume projection — open throat for power
Throat Diameter
The Denis Wick 5BFL has a wider throat (4.45 mm / 0.1752 in vs 4.39 mm / 0.1728 in). A wider throat allows more air through, increasing volume and projection but reducing resistance.
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.