Marcinkiewicz CH 13S vs Marcinkiewicz 11
the Marcinkiewicz CH 13S has a larger throat opening.
Mouthpiece A
Marcinkiewicz CH 13S
• Trumpet
Cup diameter16.31 mm
Cup depthVery deep
Rim width—
Throat diameter3.73 mm
Backbore—
Finish—
Material—
vs
Mouthpiece B
Marcinkiewicz 11
• Trumpet
Cup diameter16.31 mm
Cup depthVery deep
Rim width—
Throat diameter3.66 mm
Backbore—
Finish—
Material—
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 16.31 mm.
Cup Depth
Both mouthpieces share a very deep cup depth, so the sound character from depth alone will be very similar.
Throat Diameter
The Marcinkiewicz CH 13S has a wider throat (3.73 mm vs 3.66 mm). 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.