Conn Imp. Precision 3 vs Conn Precision 3

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 3
    • Trombone
    General
    Cup depth
    Best suited for
    📋Large lips; all band work
    🎶Full round tone
    vs
    Mouthpiece B
      Conn Precision 3
      • Trombone
      General
      Cup depth
      Best suited for
      📋Musicians with large lips; all kinds of band work
      🎶Full round tone; ideal for large lips

      Cup Depth

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

      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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