Conn Connstellation 9BN vs Denis Wick 3
The Denis Wick 3 has a wider cup diameter.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Conn Connstellation 9BN
• Cornet
LeadCup diameter15.88 mm / 0.6252 in
Best suited for
Trumpet players seeking precise matched dimensions
Size 9 (15.88mm); smaller cup; more compact tone; Narrow rim; smaller inner radius; sharper bite. Fa
vs
Mouthpiece B
Denis Wick 3
• Cornet
Cup diameter16.75 mm / 0.6594 in
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Denis Wick 3 has a cup diameter of 16.75 mm / 0.6594 in compared to 15.88 mm / 0.6252 in on the Conn Connstellation 9BN — a difference of 0.87 mm / 0.0343 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.