Which has a bigger cup — Denis Wick 3 or Kelly 3C?

The Kelly 3C has a cup diameter of 17.02 mm / 0.6701 in compared to 16.75 mm / 0.6594 in on the Denis Wick 3 — a difference of 0.27 mm / 0.0106 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Denis Wick 3 and Kelly 3C?

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

Denis Wick 3 vs Kelly 3C

Name: Kelly 3C
Brand: Kelly

The Kelly 3C has a wider cup diameter, the Denis Wick 3 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 3

• Cornet

Backboreopen

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Kelly 3C

• Cornet

General

BackboreL

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

📋All-purpose mid-range

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 3 vs Kelly 3C

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Denis Wick 3 with others

Compare Kelly 3C with others

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Denis Wick vs Kelly

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