Bach 10½C vs Monette E4S D
The Monette E4S D has a wider cup diameter, the Monette E4S D features a deeper cup.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bach 10½C
• Trumpet
Backbore—
vs
Mouthpiece B
Monette E4S D
• 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.