Which has a bigger cup — Bach 1B or Marcinkiewicz 310?

The Marcinkiewicz 310 has a cup diameter of 17.20 mm / 0.6772 in compared to 17.00 mm / 0.6693 in on the Bach 1B — a difference of 0.20 mm / 0.0079 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 1B and Marcinkiewicz 310?

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

Bach 1B vs Marcinkiewicz 310

Name: Marcinkiewicz 310
Brand: Marcinkiewicz

The Marcinkiewicz 310 has a wider cup diameter, the Marcinkiewicz 310 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

Bach 1B

• Cornet

Backbore—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Marcinkiewicz 310

• Cornet

Backbore—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

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 1B details Marcinkiewicz 310 details Bach 1B equivalents Marcinkiewicz 310 equivalents

Bach 1B vs Marcinkiewicz 310

Playing Characteristics

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What Changes If You Switch?

Which is better?

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