Marcinkiewicz W1 vs Marcinkiewicz W3
the Marcinkiewicz W3 features a deeper cup.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Marcinkiewicz W1
• Tuba
Cup diameter33.66 mm / 1.3252 in
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Marcinkiewicz W3
• Tuba
Cup diameter33.66 mm / 1.3252 in
Best suited for
High-volume projection — open throat for power
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 33.66 mm / 1.3252 in.
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.