Marcinkiewicz 5*W (Endorsee) vs Marcinkiewicz 13
The Marcinkiewicz 5*W (Endorsee) has a wider cup diameter, the Marcinkiewicz 13 features a deeper cup, the Marcinkiewicz 5*W (Endorsee) has a larger throat opening.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Marcinkiewicz 5*W (Endorsee)
• Cornet
Backbore—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Marcinkiewicz 13
• Cornet
Backbore—
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.