Conn Connstellation 9BN vs Marcinkiewicz 10
The Marcinkiewicz 10 has a wider cup diameter, the Conn Connstellation 9BN features a deeper cup.
Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.
Mouthpiece A
Conn Connstellation 9BN
• Cornet
LeadMaterialSilver-plated brass
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
Marcinkiewicz 10
• Cornet
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
Material
The Conn Connstellation 9BN is described as Silver-plated brass, and the Marcinkiewicz 10 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.