Which has a bigger cup — Giardinelli 3M or Schilke 45B?

The Giardinelli 3M has a cup diameter of 26.30 mm / 1.0354 in compared to 24.30 mm / 0.9567 in on the Schilke 45B — a difference of 2.00 mm / 0.0787 in. A wider cup generally produces a fuller, darker tone but requires more air support.

Giardinelli 3M vs Schilke 45B

Name: Schilke 45B
Brand: Schilke

The Giardinelli 3M has a wider cup diameter, the Giardinelli 3M 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

Giardinelli 3M

• Trombone

Cup depthMedium

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Schilke 45B

• Trombone

Cup depthMedium

Best suited for

📣High-volume projection — open throat for power

Cup Depth

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

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 3M details Schilke 45B details Giardinelli 3M equivalents Schilke 45B equivalents

Giardinelli 3M vs Schilke 45B

Cup Depth

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Giardinelli 3M with others

Compare Schilke 45B with others

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