Monette Cornet B2 FL vs Yamaha CR-15C4L
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.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Monette Cornet B2 FL
• Cornet
Cup diameter17.00 mm / 0.6693 in
Best suited for
Orchestral playing — large cup for full, dark tone
vs
Mouthpiece B
Yamaha CR-15C4L
• Cornet
Cup diameter16.98 mm / 0.6685 in
Cup Diameter
The Monette Cornet B2 FL has a cup diameter of 17.00 mm / 0.6693 in compared to 16.98 mm / 0.6685 in on the Yamaha CR-15C4L — a difference of 0.02 mm / 0.0008 in. A wider cup generally produces a fuller, darker tone but requires more air support.
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.