Conn Imp. Precision 5 vs Conn Precision 5

Both mouthpieces share similar core dimensions — the differences are in the details.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).
Mouthpiece A
    Conn Imp. Precision 5
    • Cornet
    Lead
    Cup depthShallow
    Best suited for
    📋Dance band / lead; standard on Conn 6B Victor
    🎶Bright tone; excellent in high register
    vs
    Mouthpiece B
      Conn Precision 5
      • Cornet
      Lead
      Cup depthShallow
      Best suited for
      📋Dance band / lead; standard on Conn 6B Victor trumpet
      🎶Bright tone; excellent in high register

      Cup Depth

      Both mouthpieces share a shallow cup depth, so the sound character from depth alone will be very similar.

      Which is better?

      Both mouthpieces are categorized as "Lead" — the physical dimensions above will determine which suits your embouchure and playing style better.

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