Denis Wick 4B vs Giardinelli 17S
The Denis Wick 4B has a wider cup diameter, the Denis Wick 4B features a deeper cup.
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 17S
• Cornet
Cup diameter15.00 mm / 0.5906 in
Best suited for
Lead / commercial — shallow cup for brightness and range
Cup Diameter
The Denis Wick 4B has a cup diameter of 16.50 mm / 0.6496 in compared to 15.00 mm / 0.5906 in on the Giardinelli 17S — a difference of 1.50 mm / 0.0591 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.