Which has a bigger cup — Bach 22 or Schilke 42?

The Bach 22 has a cup diameter of 23.92 mm / 0.9417 in compared to 23.22 mm / 0.9142 in on the Schilke 42 — a difference of 0.70 mm / 0.0276 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bach 22 and Schilke 42?

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

Bach 22 vs Schilke 42

Name: Schilke 42
Brand: Schilke

The Bach 22 has a wider cup diameter, the Schilke 42 has a larger throat opening.

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

The taper behind the throat leading to the shank. Affects projection and tone character.

Mouthpiece A

Bach 22

• Trombone

Backbore—

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Schilke 42

• Trombone

Backbore15/64 .2344"

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.