Bach 3C vs Schilke D2
The Schilke D2 has a wider cup diameter, the Schilke D2 features a deeper cup, the Schilke D2 has a larger throat opening.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Bach 3C
• Trumpet
Throat diameter3.66 mm / 0.1441 in
Best suited for
All-round versatile — balanced cup for general playing
vs
Mouthpiece B
Schilke D2
• Trumpet
Throat diameter3.84 mm / 0.1512 in
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
Throat Diameter
The Schilke D2 has a wider throat (3.84 mm / 0.1512 in vs 3.66 mm / 0.1441 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.