Which has a bigger cup — Bach 12C or Curry 12C?

The Bach 12C has a cup diameter of 24.50 mm / 0.9646 in compared to 24.23 mm / 0.9540 in on the Curry 12C — 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 Bach 12C and Curry 12C?

The Curry 12C has a medium cup while the Bach 12C has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

Bach 12C vs Curry 12C

Name: Curry 12C
Brand: Curry

The Bach 12C has a wider cup diameter, the Curry 12C features a deeper cup, the Curry 12C 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 12C

• Trombone

Material—

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Curry 12C

• Trombone

Material—

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.

Open in interactive tool + Add third mouthpiece Bach 12C details Curry 12C details Bach 12C equivalents Curry 12C equivalents

Bach 12C vs Curry 12C

Playing Characteristics

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Which is better?

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