Denis Wick 4 vs Yamaha CR-9ES
The Yamaha CR-9ES has a wider cup diameter, the Denis Wick 4 has a larger throat opening.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Denis Wick 4
• Cornet
Throat diameter4.58 mm / 0.1803 in
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Yamaha CR-9ES
• Cornet
Throat diameter4.50 mm / 0.1772 in
Best suited for
High-volume projection — open throat for power
Throat Diameter
The Denis Wick 4 has a wider throat (4.58 mm / 0.1803 in vs 4.50 mm / 0.1772 in). A wider throat allows more air through, increasing volume and projection but reducing resistance.
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.