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Conn Precision 3 vs Conn Simone Mantia 11

the Conn Precision 3 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.
Mouthpiece A
    Conn Precision 3
    • Trombone
    General
    MaterialSilver-plated brass
    Best suited for
    📋Musicians with large lips; all kinds of band work
    🎶Full round tone; ideal for large lips
    vs
    Mouthpiece B
      Conn Simone Mantia 11
      • Trombone
      General
      MaterialSilver-plated brass
      Best suited for
      📋All-around trombone and euphonium
      🎶Narrower cup than Model 10; all-around use

      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.

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