Bach 22 vs Bruno Tilz 231-A 3
The Bruno Tilz 231-A 3 has a wider cup diameter, the Bach 22 features a deeper cup, the Bach 22 has a larger throat opening.
Cup Diameter
The Bruno Tilz 231-A 3 has a cup diameter of 33.00 mm compared to 31.60 mm on the Bach 22 — a difference of +1.40 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Bach 22 has a medium cup while the Bruno Tilz 231-A 3 has a very shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Bach 22 has a wider throat (8.33 mm vs 7.40 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.