Bruno Tilz 310-M 12 vs Schilke S-H
The Bruno Tilz 310-M 12 has a wider cup diameter, the Schilke S-H features a deeper cup, the Schilke S-H has a larger throat opening.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Bruno Tilz 310-M 12
• Tuba
CatalogCup diameter32.50 mm / 1.2795 in
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Schilke S-H
• Tuba
Cup diameter31.84 mm / 1.2535 in
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Bruno Tilz 310-M 12 has a cup diameter of 32.50 mm / 1.2795 in compared to 31.84 mm / 1.2535 in on the Schilke S-H — a difference of 0.66 mm / 0.0260 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.