Monette Unity E4-7 vs Schilke 18B4
The Schilke 18B4 has a wider cup diameter, the Monette Unity E4-7 features a deeper cup, the Monette Unity E4-7 has a larger throat opening.
Cup Diameter
The Schilke 18B4 has a cup diameter of 17.52 mm compared to 16.20 mm on the Monette Unity E4-7 — a difference of +1.32 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Monette Unity E4-7 has a medium cup while the Schilke 18B4 has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Monette Unity E4-7 has a wider throat (3.66 mm vs 3.65 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.