Which has a bigger cup — Giardinelli 5M or Schilke 38D?

The Giardinelli 5M has a cup diameter of 25.00 mm / 0.9843 in compared to 19.73 mm / 0.7768 in on the Schilke 38D — a difference of 5.27 mm / 0.2075 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Giardinelli 5M and Schilke 38D?

Both mouthpieces share a medium cup depth, so the sound character from depth alone will be very similar.

Giardinelli 5M vs Schilke 38D

Name: Schilke 38D
Brand: Schilke

The Giardinelli 5M has a wider cup diameter.

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

The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.

Mouthpiece A

Giardinelli 5M

• Baritone / Euphonium

Throat diameter6.00 mm / 0.2362 in

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Schilke 38D

• Baritone / Euphonium

Throat diameter—

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 Giardinelli 5M details Schilke 38D details Giardinelli 5M equivalents Schilke 38D equivalents

Giardinelli 5M vs Schilke 38D

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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