Bach 10 vs Bach 10½C

The Bach 10 has a wider cup diameter, the Bach 10 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Surface plating or treatment (e.g. silver plate, gold trim). Affects feel, durability, and appearance.
Mouthpiece A
    Bach 10
    • Cornet
    Finish
    vs
    Mouthpiece B
      Bach 10½C
      • Cornet
      Finish

      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 10 details Bach 10½C details Bach 10 equivalents Bach 10½C equivalents