Which has a bigger cup — Denis Wick RW3 or Yamaha CR-9ES?

The Denis Wick RW3 has a cup diameter of 16.75 mm / 0.6594 in compared to 16.44 mm / 0.6472 in on the Yamaha CR-9ES — a difference of 0.31 mm / 0.0122 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Denis Wick RW3 and Yamaha CR-9ES?

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

Denis Wick RW3 vs Yamaha CR-9ES

Name: Yamaha CR-9ES
Brand: Yamaha

The Denis Wick RW3 has a wider cup diameter, the Denis Wick RW3 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

Denis Wick RW3

• Cornet

Backboreopen

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Yamaha CR-9ES

• Cornet

BackboreSemi-wide

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.

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Denis Wick RW3 vs Yamaha CR-9ES

Playing Characteristics

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