Home › Trombone › Bach 30CB vs Denis Wick 1AL

Bach 30CB vs Denis Wick 1AL

The Bach 30CB has a wider cup diameter.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Bach 30CB
    • Trombone
    Cup diameter30.00 mm / 1.1811 in
    Cup depthVery deep
    Rim width—
    Throat diameter—
    Backbore—
    Finish—
    Material—
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    vs
    Mouthpiece B
      Denis Wick 1AL
      • Trombone
      Cup diameter27.11 mm / 1.0673 in
      Cup depthVery deep
      Rim width6.09 mm / 0.2398 in
      Throat diameter7.45 mm / 0.2933 in
      Backboreopen
      Finish—
      Material—
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone
      📣High-volume projection — open throat for power

      Cup Diameter

      The Bach 30CB has a cup diameter of 30.00 mm / 1.1811 in compared to 27.11 mm / 1.0673 in on the Denis Wick 1AL — a difference of 2.89 mm / 0.1138 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      Both mouthpieces share a very deep cup depth, so the sound character from depth alone will be very similar.

      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 30CB details Denis Wick 1AL details Bach 30CB equivalents Denis Wick 1AL equivalents

      Compare Bach 30CB with others

      Compare Denis Wick 1AL with others

      Popular Trombone comparisons

      Bach vs Denis Wick

      Browse by specification