Which has a bigger cup — Marcinkiewicz 3FLD or Schilke 20F?

The Schilke 20F has a cup diameter of 17.78 mm / 0.7000 in compared to 17.25 mm / 0.6791 in on the Marcinkiewicz 3FLD — a difference of 0.53 mm / 0.0209 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Marcinkiewicz 3FLD and Schilke 20F?

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

Marcinkiewicz 3FLD vs Schilke 20F

Name: Schilke 20F
Brand: Schilke

The Schilke 20F has a wider cup diameter, the Marcinkiewicz 3FLD has a larger throat opening.

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

The taper behind the throat leading to the shank. Affects projection and tone character.

Mouthpiece A

Marcinkiewicz 3FLD

• Flugelhorn

Backbore—

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Schilke 20F

• Flugelhorn

Backbore24 .1520"

Best suited for

📣High-volume projection — open throat for power

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 Marcinkiewicz 3FLD details Schilke 20F details Marcinkiewicz 3FLD equivalents Schilke 20F equivalents

Marcinkiewicz 3FLD vs Schilke 20F

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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