Schilke 62 vs Schilke GEIB

The Schilke GEIB has a wider cup diameter, the Schilke 62 features a deeper cup, the Schilke 62 has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Schilke 62
    • Tuba
    Cup diameter31.85 mm / 1.2539 in
    Cup depthMedium
    Rim width
    Throat diameter8.33 mm / 0.3280 in
    Backbore21/64.3281"
    Finish
    Material
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Schilke GEIB
      • Tuba
      Cup diameter32.76 mm / 1.2898 in
      Cup depthShallow
      Rim width
      Throat diameter7.94 mm / 0.3126 in
      Backbore5/16.3125"
      Finish
      Material
      Best suited for
      📣High-volume projection — open throat for power

      Cup Diameter

      The Schilke GEIB has a cup diameter of 32.76 mm / 1.2898 in compared to 31.85 mm / 1.2539 in on the Schilke 62 — a difference of 0.91 mm / 0.0358 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Schilke 62 has a medium cup while the Schilke GEIB has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Schilke 62 has a wider throat (8.33 mm / 0.3280 in vs 7.94 mm / 0.3126 in). 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 Schilke 62 details Schilke GEIB details Schilke 62 equivalents Schilke GEIB equivalents