Denis Wick 1 vs Marcinkiewicz W3
The Marcinkiewicz W3 has a wider cup diameter, the Denis Wick 1 features a deeper cup, the Denis Wick 1 has a larger throat opening.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Denis Wick 1
• Tuba
Cup diameter32.50 mm / 1.2795 in
Best suited for
Orchestral playing — large cup for full, dark tone
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
The Marcinkiewicz W3 has a cup diameter of 33.66 mm / 1.3252 in compared to 32.50 mm / 1.2795 in on the Denis Wick 1 — a difference of 1.16 mm / 0.0457 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.