Bach 32E vs Bruno Tilz 310-M 26

The Bruno Tilz 310-M 26 has a wider cup diameter, the Bruno Tilz 310-M 26 features a deeper cup, the Bruno Tilz 310-M 26 has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Bach 32E
    • Tuba
    Cup diameter29.50 mm
    Cup depthShallow
    Rim width
    Throat diameter8.33 mm
    Backbore
    Finish
    Material
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Bruno Tilz 310-M 26
      • Tuba
      Catalog
      Cup diameter33.00 mm
      Cup depthMedium
      Rim width
      Throat diameter8.40 mm
      Backbore
      Finish
      Material
      Best suited for
      📣High-volume projection — open throat for power

      Cup Diameter

      The Bruno Tilz 310-M 26 has a cup diameter of 33.00 mm compared to 29.50 mm on the Bach 32E — a difference of +3.50 mm. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Bruno Tilz 310-M 26 has a medium cup while the Bach 32E has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Bruno Tilz 310-M 26 has a wider throat (8.40 mm vs 8.33 mm). A wider throat allows more air through, increasing volume and projection but reducing resistance.

      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 32E details Bruno Tilz 310-M 26 details Bach 32E equivalents Bruno Tilz 310-M 26 equivalents