Bruno Tilz 210-S 4 E vs Bruno Tilz 210-S 9 E
The Bruno Tilz 210-S 9 E has a wider cup diameter, the Bruno Tilz 210-S 9 E features a deeper cup, the Bruno Tilz 210-S 9 E has a larger throat opening.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bruno Tilz 210-S 4 E
• Flugelhorn
CatalogBackbore—
Best suited for
Screamer / high notes — tight throat with shallow cup
vs
Mouthpiece B
Bruno Tilz 210-S 9 E
• Flugelhorn
CatalogBackbore—
Best suited for
Orchestral playing — large cup for full, dark tone
Which is better?
Both mouthpieces are categorized as "Catalog" — the physical dimensions above will determine which suits your embouchure and playing style better.