Bach 5B vs Curry 3 C.
The Curry 3 C. has a wider cup diameter, the Bach 5B features a deeper cup, the Curry 3 C. has a larger throat opening.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Bach 5B
• Trumpet
Throat diameter3.66 mm / 0.1441 in
vs
Mouthpiece B
Curry 3 C.
• Trumpet
Throat diameter3.70 mm / 0.1455 in
Throat Diameter
The Curry 3 C. has a wider throat (3.70 mm / 0.1455 in vs 3.66 mm / 0.1441 in). A wider throat allows more air through, increasing volume and projection but reducing resistance.
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.