Bach 1½C vs Giardinelli 3M
Both mouthpieces share similar core dimensions — the differences are in the details.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Bach 1½C
• Cornet
Throat diameter3.66 mm / 0.1441 in
vs
Mouthpiece B
Giardinelli 3M
• Cornet
Throat diameter—
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.