Conn Precision 5 vs Denis Wick 4B
the Denis Wick 4B features a deeper cup.
Mouthpiece A
Conn Precision 5
• Cornet
LeadCup diameter—
Cup depthShallow
Rim width—
Throat diameter—
Backbore—
Finish—
MaterialSilver-plated brass
Best suited for
Dance band / lead; standard on Conn 6B Victor trumpet
Bright tone; excellent in high register
vs
Mouthpiece B
Denis Wick 4B
• Cornet
Cup diameter16.50 mm / 0.6496 in
Cup depthMedium
Rim width5.17 mm / 0.2035 in
Throat diameter4.27 mm / 0.1681 in
BackboreV-type
Finish—
Material—
Best suited for
All-round versatile — balanced cup for general playing
High-volume projection — open throat for power
Cup Depth
The Denis Wick 4B has a medium cup while the Conn Precision 5 has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Material
The Conn Precision 5 is described as Silver-plated brass, and the Denis Wick 4B as unspecified. Material affects mass, warmth, and how quickly the piece responds.
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.