Bruno Tilz 211-T 5 vs Yamaha HR-34C
The Bruno Tilz 211-T 5 has a wider cup diameter, the Bruno Tilz 211-T 5 features a deeper cup, the Bruno Tilz 211-T 5 has a larger throat opening.
Cup Diameter
The Bruno Tilz 211-T 5 has a cup diameter of 18.00 mm / 0.7087 in compared to 17.81 mm / 0.7012 in on the Yamaha HR-34C — a difference of 0.19 mm / 0.0075 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Bruno Tilz 211-T 5 has a deep cup while the Yamaha HR-34C 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 211-T 5 has a wider throat (4.20 mm / 0.1654 in vs 4.09 mm / 0.1610 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.