Conn Connstellation 7CW vs Curry 1.5 DC
The Curry 1.5 DC has a wider cup diameter, the Conn Connstellation 7CW features a deeper cup.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Conn Connstellation 7CW
• Cornet
GeneralCup diameter16.42 mm / 0.6465 in
Best suited for
Trumpet players seeking precise matched dimensions
Size 7 (16.42mm); larger cup; fuller lower register; Wide rim; larger rounded inner radius; less bit
vs
Mouthpiece B
Curry 1.5 DC
• Cornet
Cup diameter17.02 mm / 0.6700 in
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
Cup Diameter
The Curry 1.5 DC has a cup diameter of 17.02 mm / 0.6700 in compared to 16.42 mm / 0.6465 in on the Conn Connstellation 7CW — a difference of 0.60 mm / 0.0235 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.