Conn Connstellation 5CN vs Denis Wick 4B
The Conn Connstellation 5CN has a wider cup diameter, the Conn Connstellation 5CN features a deeper cup.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Conn Connstellation 5CN
• Cornet
OrchestralCup diameter16.76 mm / 0.6598 in
Best suited for
Trumpet players seeking precise matched dimensions
Size 5 (16.76mm); larger cup; fuller lower register; Narrow rim; smaller inner radius; sharper bite.
vs
Mouthpiece B
Denis Wick 4B
• Cornet
Cup diameter16.50 mm / 0.6496 in
Best suited for
All-round versatile — balanced cup for general playing
High-volume projection — open throat for power
Cup Diameter
The Conn Connstellation 5CN has a cup diameter of 16.76 mm / 0.6598 in compared to 16.50 mm / 0.6496 in on the Denis Wick 4B — a difference of 0.26 mm / 0.0102 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.