Which has a bigger cup — Bruno Tilz 231-C 4 or Bruno Tilz 231-T 2?

The Bruno Tilz 231-C 4 has a cup diameter of 33.00 mm / 1.2992 in compared to 32.00 mm / 1.2598 in on the Bruno Tilz 231-T 2 — a difference of 1.00 mm / 0.0394 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bruno Tilz 231-C 4 and Bruno Tilz 231-T 2?

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

Bruno Tilz 231-C 4 vs Bruno Tilz 231-T 2

Name: Bruno Tilz 231-T 2
Brand: Bruno Tilz

The Bruno Tilz 231-C 4 has a wider cup diameter, the Bruno Tilz 231-C 4 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

Bruno Tilz 231-C 4

• Tuba

Catalog

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Mouthpiece B

Bruno Tilz 231-T 2

• Tuba

Catalog

Material—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Which is better?

Both mouthpieces are categorized as "Catalog" — the physical dimensions above will determine which suits your embouchure and playing style better.

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Bruno Tilz 231-C 4 vs Bruno Tilz 231-T 2

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

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