Denis Wick 4BL vs Denis Wick 4BS

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
Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.
Mouthpiece A
    Denis Wick 4BL
    • Trombone
    Material
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Denis Wick 4BS
      • Trombone
      Material
      Best suited for
      📣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 Denis Wick 4BL details Denis Wick 4BS details Denis Wick 4BL equivalents Denis Wick 4BS equivalents