Marcinkiewicz W2 vs Marcinkiewicz W4
the Marcinkiewicz W4 features a deeper cup.
Mouthpiece A
Marcinkiewicz W2
• Tuba
Cup diameter33.66 mm / 1.3252 in
Cup depthMedium
Rim width—
Throat diameter7.67 mm / 0.3020 in
Backbore—
Finish—
Material—
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Marcinkiewicz W4
• Tuba
Cup diameter33.66 mm / 1.3252 in
Cup depthDeep
Rim width—
Throat diameter7.67 mm / 0.3020 in
Backbore—
Finish—
Material—
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
Cup Diameter
Both mouthpieces have virtually identical cup diameters at 33.66 mm / 1.3252 in.
Cup Depth
The Marcinkiewicz W4 has a deep cup while the Marcinkiewicz W2 has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
Throat diameters are essentially identical at 7.67 mm / 0.3020 in, so resistance feel will be comparable.
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.