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Conn Precision 3A vs Denis Wick 1AL

the Conn Precision 3A features a deeper cup.

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 Precision 3A
    • Trombone
    General
    Rim width—
    Best suited for
    📋General trombone use
    🎶Good round tone in all registers; all-around
    vs
    Mouthpiece B
      Denis Wick 1AL
      • Trombone
      Rim width6.09 mm / 0.2398 in
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Which is better?

      Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.

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