Which has a bigger cup — Schilke 46 or Yamaha SL-45C2S?

The Schilke 46 has a cup diameter of 24.54 mm / 0.9661 in compared to 24.26 mm / 0.9551 in on the Yamaha SL-45C2S — a difference of 0.28 mm / 0.0110 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Schilke 46 and Yamaha SL-45C2S?

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

Schilke 46 vs Yamaha SL-45C2S

Name: Yamaha SL-45C2S
Brand: Yamaha

The Schilke 46 has a wider cup diameter, the Schilke 46 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

Schilke 46

• Trombone

Backbore15/64 .2344"

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Yamaha SL-45C2S

• Trombone

BackboreSemi-narrow

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 Schilke 46 details Yamaha SL-45C2S details Schilke 46 equivalents Yamaha SL-45C2S equivalents

Schilke 46 vs Yamaha SL-45C2S

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

Compare Schilke 46 with others

Compare Yamaha SL-45C2S with others

Popular Trombone comparisons

Schilke vs Yamaha

Browse by specification