Bach 1½C vs Bach 10¾EW

The Bach 1½C has a wider cup diameter, the Bach 1½C 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 1½C
    • Cornet
    Cup depthMedium
    vs
    Mouthpiece B
      Bach 10¾EW
      • Cornet
      Cup depthShallow
      Best suited for
      🎺Lead / commercial — shallow cup for brightness and range

      Cup Depth

      The Bach 1½C has a medium cup while the Bach 10¾EW has a shallow 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 1½C details Bach 10¾EW details Bach 1½C equivalents Bach 10¾EW equivalents