Denis Wick 5ABL vs Denis Wick 5BL

the Denis Wick 5ABL has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
    Denis Wick 5ABL
    • Trombone
    Throat diameter7.00 mm / 0.2756 in
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Denis Wick 5BL
      • Trombone
      Throat diameter6.87 mm / 0.2705 in
      Best suited for
      📣High-volume projection — open throat for power

      Throat Diameter

      The Denis Wick 5ABL has a wider throat (7.00 mm / 0.2756 in vs 6.87 mm / 0.2705 in). A wider throat allows more air through, increasing volume and projection but reducing resistance.

      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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