Conn Imp. Precision 5 vs Denis Wick 1AL

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 taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
    Conn Imp. Precision 5
    • Trombone
    General
    Backbore
    Best suited for
    📋Connstellation-equipped tenor trombone
    🎶Designed for Connstellation 24I/25I
    vs
    Mouthpiece B
      Denis Wick 1AL
      • Trombone
      Backboreopen
      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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