Which has a bigger cup — Bach 30CB or Denis Wick 1AL?

The Bach 30CB has a cup diameter of 30.00 mm / 1.1811 in compared to 27.11 mm / 1.0673 in on the Denis Wick 1AL — a difference of 2.89 mm / 0.1138 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 30CB and Denis Wick 1AL?

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

Bach 30CB vs Denis Wick 1AL

Name: Denis Wick 1AL
Brand: Denis Wick

The Bach 30CB has a wider cup diameter.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material

Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.

Mouthpiece A

Bach 30CB

• Trombone

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Denis Wick 1AL

• Trombone

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣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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Bach 30CB vs Denis Wick 1AL

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