Conn Connstellation 7BW vs Denis Wick 3
The Denis Wick 3 has a wider cup diameter.
Mouthpiece A
Conn Connstellation 7BW
• Cornet
GeneralCup diameter16.42 mm / 0.6465 in
Cup depthVery deep
Rim width—
Throat diameter—
Backbore—
Finish—
MaterialSilver-plated brass
Best suited for
Trumpet players seeking precise matched dimensions
Size 7 (16.42mm); smaller cup; more compact tone; Wide rim; larger rounded inner radius; less bite.
vs
Mouthpiece B
Denis Wick 3
• Cornet
Cup diameter16.75 mm / 0.6594 in
Cup depthVery deep
Rim width5.05 mm / 0.1988 in
Throat diameter4.57 mm / 0.1799 in
Backboreopen
Finish—
Material—
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 16.42 mm / 0.6465 in on the Conn Connstellation 7BW — a difference of 0.33 mm / 0.0130 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a very deep cup depth, so the sound character from depth alone will be very similar.
Material
The Conn Connstellation 7BW is described as Silver-plated brass, and the Denis Wick 3 as unspecified. Material affects mass, warmth, and how quickly the piece responds.
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.