Bach 10½C vs Monette original BP1-2
The Monette original BP1-2 has a wider cup diameter.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bach 10½C
• Trumpet
Backbore—
vs
Mouthpiece B
Monette original BP1-2
• Trumpet
Backbore—
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.