Bach 3C vs Monette original AP4S
The Bach 3C has a wider cup diameter, the Monette original AP4S features a deeper cup.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bach 3C
• Trumpet
Backbore—
Best suited for
All-round versatile — balanced cup for general playing
vs
Mouthpiece B
Monette original AP4S
• 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.