Bruno Tilz 210-S 12 vs Yamaha FH-14F4
The Bruno Tilz 210-S 12 has a wider cup diameter, the Yamaha FH-14F4 has a larger throat opening.
Mouthpiece A
Bruno Tilz 210-S 12
• Flugelhorn
CatalogCup diameter17.00 mm / 0.6693 in
Cup depth
Rim width—
Throat diameter3.90 mm / 0.1535 in
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Yamaha FH-14F4
• Flugelhorn
Cup diameter16.76 mm / 0.6598 in
Cup depthMedium
Rim width—
Throat diameter4.30 mm / 0.1693 in
BackboreStandard
Finish—
Material—
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Bruno Tilz 210-S 12 has a cup diameter of 17.00 mm / 0.6693 in compared to 16.76 mm / 0.6598 in on the Yamaha FH-14F4 — a difference of 0.24 mm / 0.0094 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Throat Diameter
The Yamaha FH-14F4 has a wider throat (4.30 mm / 0.1693 in vs 3.90 mm / 0.1535 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.