Giardinelli 18 vs Schilke S-H
The Schilke S-H has a wider cup diameter, the Giardinelli 18 features a deeper cup, the Giardinelli 18 has a larger throat opening.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Giardinelli 18
• Tuba
Throat diameter7.95 mm / 0.3130 in
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
vs
Mouthpiece B
Schilke S-H
• Tuba
Throat diameter7.49 mm / 0.2949 in
Best suited for
High-volume projection — open throat for power
Throat Diameter
The Giardinelli 18 has a wider throat (7.95 mm / 0.3130 in vs 7.49 mm / 0.2949 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.