Bach 1B vs Bach 3CW

The Bach 1B has a wider cup diameter, the Bach 1B features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).
Mouthpiece A
    Bach 1B
    • Cornet
    Cup depthDeep
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    vs
    Mouthpiece B
      Bach 3CW
      • Cornet
      Cup depthMedium
      Best suited for
      🎵All-round versatile — balanced cup for general playing

      Cup Depth

      The Bach 1B has a deep cup while the Bach 3CW has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      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 1B details Bach 3CW details Bach 1B equivalents Bach 3CW equivalents