Monette Cornet C4LVS vs Yamaha CR-9ES
The Yamaha CR-9ES has a wider cup diameter, the Yamaha CR-9ES features a deeper cup, the Yamaha CR-9ES has a larger throat opening.
The width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.
Mouthpiece A
Monette Cornet C4LVS
• Cornet
Rim width—
Best suited for
All-round versatile — balanced cup for general playing
vs
Mouthpiece B
Yamaha CR-9ES
• Cornet
Rim width—
Best suited for
High-volume projection — open throat for power
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.