Conn Imp. Precision 3 vs Conn Precision 4
the Conn Imp. Precision 3 features a deeper cup.
Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.
Mouthpiece A
Conn Imp. Precision 3
• Tuba
GeneralMaterialSilver-plated brass
Best suited for
Large Eb bass
Full round tone
vs
Mouthpiece B
Conn Precision 4
• Tuba
GeneralMaterialSilver-plated brass
Best suited for
Small Eb bass
Full rich tone
Material
Both mouthpieces share the same listed material (Silver-plated brass).
Which is better?
Both mouthpieces are categorized as "General" — the physical dimensions above will determine which suits your embouchure and playing style better.