Conn Connstellation 5BN vs Conn Connstellation 5CW
the Conn Connstellation 5CW features a deeper cup.
Mouthpiece A
Conn Connstellation 5BN
• Cornet
OrchestralCup diameter16.76 mm / 0.6598 in
Cup depthVery deep
Rim width—
Throat diameter—
Backbore—
Finish—
MaterialSilver-plated brass
Best suited for
Trumpet players seeking precise matched dimensions
Size 5 (16.76mm); smaller cup; more compact tone; Narrow rim; smaller inner radius; sharper bite. Fa
vs
Mouthpiece B
Conn Connstellation 5CW
• Cornet
OrchestralCup diameter16.76 mm / 0.6598 in
Cup depth
Rim width—
Throat diameter—
Backbore—
Finish—
MaterialSilver-plated brass
Best suited for
Trumpet players seeking precise matched dimensions
Size 5 (16.76mm); larger cup; fuller lower register; Wide rim; larger rounded inner radius; less bit
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 16.76 mm / 0.6598 in.
Cup Depth
The Conn Connstellation 5CW has a — cup while the Conn Connstellation 5BN has a very deep cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Material
Both mouthpieces share the same listed material (Silver-plated brass).
Which is better?
Both mouthpieces are categorized as "Orchestral" — the physical dimensions above will determine which suits your embouchure and playing style better.