Bruno Tilz 210-F 43 vs Schilke 20F
The Schilke 20F has a wider cup diameter, the Bruno Tilz 210-F 43 features a deeper cup, the Bruno Tilz 210-F 43 has a larger throat opening.
Cup Diameter
The Schilke 20F has a cup diameter of 17.78 mm / 0.7000 in compared to 17.00 mm / 0.6693 in on the Bruno Tilz 210-F 43 — a difference of 0.78 mm / 0.0307 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Bruno Tilz 210-F 43 has a deep cup while the Schilke 20F has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Bruno Tilz 210-F 43 has a wider throat (4.50 mm / 0.1772 in vs 3.86 mm / 0.1520 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.