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Bach 19 vs Bach 22D

The Bach 19 has a wider cup diameter, the Bach 19 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Bach 19
    • Trombone
    Cup diameter24.00 mm / 0.9449 in
    Cup depthDeep
    Rim width—
    Throat diameter5.85 mm / 0.2303 in
    Backbore—
    Finish—
    Material—
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Bach 22D
      • Trombone
      Cup diameter23.92 mm / 0.9417 in
      Cup depthShallow
      Rim width—
      Throat diameter5.85 mm / 0.2303 in
      Backbore—
      Finish—
      Material—
      Best suited for
      📣High-volume projection — open throat for power

      Cup Diameter

      The Bach 19 has a cup diameter of 24.00 mm / 0.9449 in compared to 23.92 mm / 0.9417 in on the Bach 22D — a difference of 0.08 mm / 0.0031 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Bach 19 has a deep cup while the Bach 22D has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      Throat diameters are essentially identical at 5.85 mm / 0.2303 in, so resistance feel will be comparable.

      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 19 details Bach 22D details Bach 19 equivalents Bach 22D equivalents

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