Conn Imp. Precision 4 vs Denis Wick 3SL
the Conn Imp. Precision 4 features a deeper cup.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Conn Imp. Precision 4
• Tuba
GeneralCup diameter—
Best suited for
Small Eb bass
Full rich tone
vs
Mouthpiece B
Denis Wick 3SL
• Tuba
Cup diameter31.25 mm / 1.2303 in
Best suited for
High-volume projection — open throat for power
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.