Which has a bigger cup — Bach 24W or Curry 128D?

The Curry 128D has a cup diameter of 32.51 mm / 1.2800 in compared to 31.25 mm / 1.2303 in on the Bach 24W — a difference of 1.26 mm / 0.0497 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 24W and Curry 128D?

The Curry 128D has a very deep cup while the Bach 24W has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 24W vs Curry 128D

Name: Curry 128D
Brand: Curry

The Curry 128D has a wider cup diameter, the Curry 128D features a deeper cup, the Bach 24W has a larger throat opening.

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 24W

• Tuba

Material—

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Curry 128D

• Tuba

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.

Open in interactive tool + Add third mouthpiece Bach 24W details Curry 128D details Bach 24W equivalents Curry 128D equivalents

Bach 24W vs Curry 128D

Playing Characteristics

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What Changes If You Switch?

Which is better?

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