Conn Harry Glanz 9M vs Monette Cornet C4LVS
Both mouthpieces share similar core dimensions — the differences are in the details.
Mouthpiece A
Conn Harry Glanz 9M
• Cornet
LeadCup diameter—
Cup depthMedium
Rim width—
Throat diameter—
Backbore—
Finish—
MaterialSilver-plated brass
Best suited for
Harry Glanz signature model 9M
Lead/commercial; endorsed by Harry Glanz
vs
Mouthpiece B
Monette Cornet C4LVS
• Cornet
Cup diameter16.20 mm / 0.6378 in
Cup depthMedium
Rim width—
Throat diameter3.66 mm / 0.1441 in
Backbore—
Finish—
Material—
Best suited for
All-round versatile — balanced cup for general playing
Cup Depth
Both mouthpieces share a medium cup depth, so the sound character from depth alone will be very similar.
Material
The Conn Harry Glanz 9M is described as Silver-plated brass, and the Monette Cornet C4LVS 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.