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Bach 1G vs Denis Wick 5AL

The Bach 1G has a wider cup diameter, the Bach 1G features a deeper cup, the Bach 1G 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
    Bach 1G
    • Trombone
    Throat diameter8.10 mm / 0.3189 in
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Denis Wick 5AL
      • Trombone
      Throat diameter7.30 mm / 0.2874 in
      Best suited for
      📣High-volume projection — open throat for power

      Throat Diameter

      The Bach 1G has a wider throat (8.10 mm / 0.3189 in vs 7.30 mm / 0.2874 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.

      Open in interactive tool + Add third mouthpiece Bach 1G details Denis Wick 5AL details Bach 1G equivalents Denis Wick 5AL equivalents

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