Bruno Tilz 210-S 12 vs Marcinkiewicz CH E3.1FLJWM
The Marcinkiewicz CH E3.1FLJWM has a wider cup diameter, the Marcinkiewicz CH E3.1FLJWM has a larger throat opening.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Bruno Tilz 210-S 12
• Flugelhorn
CatalogCup diameter17.00 mm / 0.6693 in
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Marcinkiewicz CH E3.1FLJWM
• Flugelhorn
Cup diameter17.12 mm / 0.6740 in
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Marcinkiewicz CH E3.1FLJWM has a cup diameter of 17.12 mm / 0.6740 in compared to 17.00 mm / 0.6693 in on the Bruno Tilz 210-S 12 — a difference of 0.12 mm / 0.0047 in. A wider cup generally produces a fuller, darker tone but requires more air support.
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.