Which has a bigger cup — Marcinkiewicz 13 or Yamaha CR-8D2S?

The Yamaha CR-8D2S has a cup diameter of 16.36 mm / 0.6441 in compared to 16.31 mm / 0.6421 in on the Marcinkiewicz 13 — a difference of 0.05 mm / 0.0020 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Marcinkiewicz 13 and Yamaha CR-8D2S?

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

Marcinkiewicz 13 vs Yamaha CR-8D2S

Name: Yamaha CR-8D2S
Brand: Yamaha

The Yamaha CR-8D2S has a wider cup diameter, the Yamaha CR-8D2S 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 13

• Cornet

Backbore—

Mouthpiece B

Yamaha CR-8D2S

• Cornet

BackboreWide

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.