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Bach 12 vs Bach 22

The Bach 12 has a wider cup diameter.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
    Bach 12
    • Tuba
    Backbore—
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Bach 22
      • Tuba
      Backbore—
      Best suited for
      📣High-volume projection — open throat for power

      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 12 details Bach 22 details Bach 12 equivalents Bach 22 equivalents

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