Which has a bigger cup — Marcinkiewicz 10 BS or Marcinkiewicz 11 BS?

The Marcinkiewicz 10 BS has a cup diameter of 25.40 mm / 1.0000 in compared to 25.37 mm / 0.9988 in on the Marcinkiewicz 11 BS — a difference of 0.03 mm / 0.0012 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Marcinkiewicz 10 BS and Marcinkiewicz 11 BS?

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

Marcinkiewicz 10 BS vs Marcinkiewicz 11 BS

Name: Marcinkiewicz 11 BS
Brand: Marcinkiewicz

The Marcinkiewicz 10 BS 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

Marcinkiewicz 10 BS

• Trombone

Throat diameter5.94 mm / 0.2339 in

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Mouthpiece B

Marcinkiewicz 11 BS

• Trombone

Throat diameter5.94 mm / 0.2339 in

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Throat Diameter

Throat diameters are essentially identical at 5.94 mm / 0.2339 in, so resistance feel will be comparable.

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 10 BS details Marcinkiewicz 11 BS details Marcinkiewicz 10 BS equivalents Marcinkiewicz 11 BS equivalents

Marcinkiewicz 10 BS vs Marcinkiewicz 11 BS

Throat Diameter

Playing Characteristics

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Which is better?

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