Which has a bigger cup — Bach 5GB (small shank) or Schilke 38D?

The Bach 5GB (small shank) has a cup diameter of 25.50 mm / 1.0039 in compared to 19.73 mm / 0.7768 in on the Schilke 38D — a difference of 5.77 mm / 0.2272 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 5GB (small shank) and Schilke 38D?

The Bach 5GB (small shank) has a very deep cup while the Schilke 38D has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 5GB (small shank) vs Schilke 38D

Name: Schilke 38D
Brand: Schilke

The Bach 5GB (small shank) has a wider cup diameter, the Bach 5GB (small shank) features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material

Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.

Mouthpiece A

Bach 5GB (small shank)

• Baritone / Euphonium

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Mouthpiece B

Schilke 38D

• Baritone / Euphonium

Material—

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 5GB (small shank) details Schilke 38D details Bach 5GB (small shank) equivalents Schilke 38D equivalents

Bach 5GB (small shank) vs Schilke 38D

Playing Characteristics

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What Changes If You Switch?

Which is better?

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