Conn Imp. Precision 3 vs Conn Imp. Precision 4
the Conn Imp. Precision 3 features a deeper cup.
Surface plating or treatment (e.g. silver plate, gold trim). Affects feel, durability, and appearance.
Mouthpiece A
Conn Imp. Precision 3
• Tuba
GeneralFinish—
Best suited for
Large Eb bass
Full round tone
vs
Mouthpiece B
Conn Imp. Precision 4
• Tuba
GeneralFinish—
Best suited for
Small Eb bass
Full rich tone
Which is better?
Both mouthpieces are categorized as "General" — the physical dimensions above will determine which suits your embouchure and playing style better.