Denis Wick 4B vs Giardinelli 6M
The Giardinelli 6M has a wider cup diameter.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Denis Wick 4B
• Cornet
Cup diameter16.50 mm / 0.6496 in
Best suited for
All-round versatile — balanced cup for general playing
High-volume projection — open throat for power
vs
Mouthpiece B
Giardinelli 6M
• Cornet
Cup diameter16.70 mm / 0.6575 in
Best suited for
All-round versatile — balanced cup for general playing
Cup Diameter
The Giardinelli 6M has a cup diameter of 16.70 mm / 0.6575 in compared to 16.50 mm / 0.6496 in on the Denis Wick 4B — a difference of 0.20 mm / 0.0079 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.