Monette Cornet B2 FL vs Yamaha CR-11A4L
The Monette Cornet B2 FL has a wider cup diameter, the Monette Cornet B2 FL features a deeper cup, the Monette Cornet B2 FL has a larger throat opening.
Cup Diameter
The Monette Cornet B2 FL has a cup diameter of 17.00 mm / 0.6693 in compared to 15.99 mm / 0.6295 in on the Yamaha CR-11A4L — a difference of 1.01 mm / 0.0398 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Monette Cornet B2 FL has a deep cup while the Yamaha CR-11A4L has a very shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Monette Cornet B2 FL has a wider throat (3.66 mm / 0.1441 in vs 3.65 mm / 0.1437 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.