Which has a bigger cup — Schilke 45B or Schilke 57?

The Schilke 57 has a cup diameter of 26.52 mm / 1.0441 in compared to 24.30 mm / 0.9567 in on the Schilke 45B — a difference of 2.22 mm / 0.0874 in. A wider cup generally produces a fuller, darker tone but requires more air support.

Schilke 45B vs Schilke 57

Name: Schilke 57
Brand: Schilke

The Schilke 57 has a wider cup diameter.

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

How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).

Mouthpiece A

Schilke 45B

• Trombone

Cup depthMedium

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Schilke 57

• Trombone

Cup depthMedium

Best suited for

📣High-volume projection — open throat for power

Cup Depth

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

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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Schilke 45B vs Schilke 57

Cup Depth

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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