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Conn Imp. Precision 3 vs Conn Precision 4

the Conn Imp. Precision 3 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
    Conn Imp. Precision 3
    • Tuba
    General
    Throat diameter—
    Best suited for
    📋Large Eb bass
    🎶Full round tone
    vs
    Mouthpiece B
      Conn Precision 4
      • Tuba
      General
      Throat diameter—
      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.

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