Bach 12C vs Schilke 50
The Schilke 50 has a wider cup diameter, the Schilke 50 features a deeper cup, the Schilke 50 has a larger throat opening.
Cup Diameter
The Schilke 50 has a cup diameter of 25.40 mm / 1.0000 in compared to 24.50 mm / 0.9646 in on the Bach 12C — a difference of 0.90 mm / 0.0354 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Schilke 50 has a medium cup while the Bach 12C has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Schilke 50 has a wider throat (6.75 mm / 0.2657 in vs 5.85 mm / 0.2303 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.
Compare Bach 12C with others
Compare Schilke 50 with others
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