Which has a bigger cup — Bach Mega Tone Cornet 5B or Marcinkiewicz 15?

The Marcinkiewicz 15 has a cup diameter of 16.31 mm / 0.6421 in compared to 16.25 mm / 0.6398 in on the Bach Mega Tone Cornet 5B — a difference of 0.06 mm / 0.0024 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach Mega Tone Cornet 5B and Marcinkiewicz 15?

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

Bach Mega Tone Cornet 5B vs Marcinkiewicz 15

Name: Marcinkiewicz 15
Brand: Marcinkiewicz

The Marcinkiewicz 15 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

Bach Mega Tone Cornet 5B

• Cornet

Throat diameter3.73 mm / 0.1469 in

Mouthpiece B

Marcinkiewicz 15

• Cornet

Throat diameter3.73 mm / 0.1469 in

Throat Diameter

Throat diameters are essentially identical at 3.73 mm / 0.1469 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 Bach Mega Tone Cornet 5B details Marcinkiewicz 15 details Bach Mega Tone Cornet 5B equivalents Marcinkiewicz 15 equivalents

Bach Mega Tone Cornet 5B vs Marcinkiewicz 15

Throat Diameter

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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