Conn Imp. Precision 1 vs Conn Precision 1

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
The width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.
Mouthpiece A
    Conn Imp. Precision 1
    • Cornet
    General
    Rim width
    Best suited for
    📋All-around; comfortable popular model
    🎶Full round tone especially on low notes
    vs
    Mouthpiece B
      Conn Precision 1
      • Cornet
      General
      Rim width
      Best suited for
      📋All-around players; comfortable wide rim
      🎶Full round tone; suited to low notes

      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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