Schilke 28 vs Schilke 31C2
The Schilke 31C2 has a wider cup diameter, the Schilke 28 has a larger throat opening.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Schilke 28
• French Horn
Throat diameter3.71 mm
Best suited for
All-round versatile — balanced cup for general playing
vs
Mouthpiece B
Schilke 31C2
• French Horn
Throat diameter3.57 mm
Throat Diameter
The Schilke 28 has a wider throat (3.71 mm vs 3.57 mm). 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.