Marcinkiewicz 11 vs Monette Unity TS11
The Marcinkiewicz 11 has a wider cup diameter, the Marcinkiewicz 11 features a deeper cup, the Marcinkiewicz 11 has a larger throat opening.
Cup Diameter
The Marcinkiewicz 11 has a cup diameter of 25.40 mm / 1.0000 in compared to 24.70 mm / 0.9724 in on the Monette Unity TS11 — a difference of 0.70 mm / 0.0276 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Marcinkiewicz 11 has a deep cup while the Monette Unity TS11 has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Marcinkiewicz 11 has a wider throat (5.94 mm / 0.2339 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.