Which has a bigger cup — Denis Wick 2.5CC or Kelly X-SMALL?

The Denis Wick 2.5CC has a cup diameter of 32.00 mm / 1.2598 in compared to 30.73 mm / 1.2098 in on the Kelly X-SMALL — a difference of 1.27 mm / 0.0500 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Denis Wick 2.5CC and Kelly X-SMALL?

The Denis Wick 2.5CC has a deep cup while the Kelly X-SMALL has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Denis Wick 2.5CC vs Kelly X-SMALL

Name: Kelly X-SMALL
Brand: Kelly

The Denis Wick 2.5CC has a wider cup diameter, the Denis Wick 2.5CC features a deeper cup.

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 2.5CC

• Tuba

BackboreV-type

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Mouthpiece B

Kelly X-SMALL

• Tuba

Student

BackboreS

Best suited for

📋Student / Eb tuba / euphonium doubler

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 Denis Wick 2.5CC details Kelly X-SMALL details Denis Wick 2.5CC equivalents Kelly X-SMALL equivalents

Denis Wick 2.5CC vs Kelly X-SMALL

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Denis Wick 2.5CC with others

Compare Kelly X-SMALL with others

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Denis Wick vs Kelly

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