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Conn Imp. Precision 3A vs Conn Precision 3

the Conn 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 3A
    • Trombone
    General
    Throat diameter—
    Best suited for
    📋General trombone
    🎶Good round tone all-around
    vs
    Mouthpiece B
      Conn Precision 3
      • Trombone
      General
      Throat diameter—
      Best suited for
      📋Musicians with large lips; all kinds of band work
      🎶Full round tone; ideal for large lips

      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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