Bach 4C vs Bruno Tilz 213- S 2

The Bach 4C has a wider cup diameter, the Bruno Tilz 213- S 2 features a deeper cup, the Bach 4C has a larger throat opening.

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 4C
    • Baritone / Euphonium
    Cup depthShallow
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Bruno Tilz 213- S 2
      • Baritone / Euphonium
      Catalog
      Cup depthMedium
      Best suited for
      📣High-volume projection — open throat for power

      Cup Depth

      The Bruno Tilz 213- S 2 has a medium cup while the Bach 4C 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 4C details Bruno Tilz 213- S 2 details Bach 4C equivalents Bruno Tilz 213- S 2 equivalents