Bruno Tilz 210-S 12 vs Schilke 20F
The Schilke 20F has a wider cup diameter, the Bruno Tilz 210-S 12 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
Schilke 20F
• Flugelhorn
Cup diameter17.78 mm / 0.7000 in
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Schilke 20F has a cup diameter of 17.78 mm / 0.7000 in compared to 17.00 mm / 0.6693 in on the Bruno Tilz 210-S 12 — a difference of 0.78 mm / 0.0307 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.