Curry 3 C. vs Marcinkiewicz E5B. Shew #2
The Curry 3 C. has a wider cup diameter, the Curry 3 C. has a larger throat opening.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Curry 3 C.
• Trumpet
Cup diameter16.89 mm / 0.6650 in
vs
Mouthpiece B
Marcinkiewicz E5B. Shew #2
• Trumpet
Cup diameter16.81 mm / 0.6618 in
Cup Diameter
The Curry 3 C. has a cup diameter of 16.89 mm / 0.6650 in compared to 16.81 mm / 0.6618 in on the Marcinkiewicz E5B. Shew #2 — a difference of 0.08 mm / 0.0032 in. A wider cup generally produces a fuller, darker tone but requires more air support.
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.