Conn Connstellation 9BN vs Giardinelli 17S
The Conn Connstellation 9BN has a wider cup diameter, the Conn Connstellation 9BN features a deeper cup.
How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).
Mouthpiece A
Conn Connstellation 9BN
• Cornet
LeadCup depthVery deep
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
Giardinelli 17S
• Cornet
Cup depthShallow
Best suited for
Lead / commercial — shallow cup for brightness and range
Cup Depth
The Conn Connstellation 9BN has a very deep cup while the Giardinelli 17S has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
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.