Marcinkiewicz CH 17S vs Yamaha HR-35C4
The Yamaha HR-35C4 has a wider cup diameter, the Marcinkiewicz CH 17S features a deeper cup, the Marcinkiewicz CH 17S has a larger throat opening.
Cup Diameter
The Yamaha HR-35C4 has a cup diameter of 18.08 mm / 0.7118 in compared to 17.42 mm / 0.6858 in on the Marcinkiewicz CH 17S — a difference of 0.66 mm / 0.0260 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Marcinkiewicz CH 17S has a very deep cup while the Yamaha HR-35C4 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Marcinkiewicz CH 17S has a wider throat (4.39 mm / 0.1728 in vs 3.98 mm / 0.1567 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.