Home › Trombone › Conn Imp. Precision 4 vs Denis Wick 1AL

Conn Imp. Precision 4 vs Denis Wick 1AL

the Conn Imp. Precision 4 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 Imp. Precision 4
    • Trombone
    Orchestral
    Rim width—
    Best suited for
    📋Bass trombone / large bore tenor
    🎶Full rich deep tone
    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.

      Open in interactive tool + Add third mouthpiece Conn Imp. Precision 4 details Denis Wick 1AL details Conn Imp. Precision 4 equivalents Denis Wick 1AL equivalents

      Compare Conn Imp. Precision 4 with others

      Compare Denis Wick 1AL with others

      Popular Trombone comparisons

      Conn vs Denis Wick

      Browse by specification