Monette Cornet AP4D S3 vs Yamaha CR-16ES-GP
The Yamaha CR-16ES-GP has a wider cup diameter, the Yamaha CR-16ES-GP features a deeper cup, the Yamaha CR-16ES-GP has a larger throat opening.
Cup Diameter
The Yamaha CR-16ES-GP has a cup diameter of 17.05 mm compared to 16.20 mm on the Monette Cornet AP4D S3 — a difference of +0.85 mm. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Yamaha CR-16ES-GP has a very deep cup while the Monette Cornet AP4D S3 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Yamaha CR-16ES-GP has a wider throat (3.98 mm vs 3.66 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.