Bach 10½E vs Bach 11EW
The Bach 10½E has a wider cup diameter.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bach 10½E
• Cornet
Backbore—
Best suited for
Lead / commercial — shallow cup for brightness and range
vs
Mouthpiece B
Bach 11EW
• Cornet
Backbore—
Best suited for
Lead / commercial — shallow cup for brightness and range
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.