Conn Precision 6 vs Monette Cornet C4LVS
The Conn Precision 6 has a wider cup diameter, the Monette Cornet C4LVS features a deeper cup.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Conn Precision 6
• Cornet
LeadCup diameter16.41 mm / 0.6461 in
Best suited for
Professional lead players
Recommended for professionals; small throat
vs
Mouthpiece B
Monette Cornet C4LVS
• Cornet
Cup diameter16.20 mm / 0.6378 in
Best suited for
All-round versatile — balanced cup for general playing
Cup Diameter
The Conn Precision 6 has a cup diameter of 16.41 mm / 0.6461 in compared to 16.20 mm / 0.6378 in on the Monette Cornet C4LVS — a difference of 0.21 mm / 0.0083 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.