Bach 8½A vs Kelly SCREAMER
The Bach 8½A has a wider cup diameter, the Bach 8½A features a deeper cup, the Bach 8½A has a larger throat opening.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bach 8½A
• Cornet
Backbore—
vs
Mouthpiece B
Kelly SCREAMER
• Cornet
LeadBackboreS
Best suited for
Lead / commercial — shallow cup for brightness and range
Screamer / high notes — tight throat with shallow cup
Lead / soprano cornet
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.