Bach 1B vs Bob Reeves 40/B/692sL
The Bach 1B has a wider cup diameter, the Bob Reeves 40/B/692sL features a deeper cup.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bach 1B
• Cornet
Backbore—
Best suited for
Orchestral playing — large cup for full, dark tone
vs
Mouthpiece B
Bob Reeves 40/B/692sL
• Cornet
Backbore692sL
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.