Conn Imp. Precision 1 vs Conn Precision 3

the Conn Imp. Precision 1 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 1
    • Tuba
    Orchestral
    Throat diameter
    Best suited for
    📋BBb bass / sousaphone orchestral
    🎶Exceptionally full deep rich tone
    vs
    Mouthpiece B
      Conn Precision 3
      • Tuba
      General
      Throat diameter
      Best suited for
      📋Large Eb bass
      🎶Full round tone in all registers

      Which is better?

      The Conn Imp. Precision 1 is designed for orchestral playing, while the Conn Precision 3 targets general use. Your best choice depends on your musical context.

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