Which has a bigger cup — Denis Wick 5AL or Yamaha SL-48L?

The Denis Wick 5AL has a cup diameter of 25.73 mm / 1.0130 in compared to 25.25 mm / 0.9941 in on the Yamaha SL-48L — a difference of 0.48 mm / 0.0189 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Denis Wick 5AL and Yamaha SL-48L?

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

Denis Wick 5AL vs Yamaha SL-48L

Name: Yamaha SL-48L
Brand: Yamaha

The Denis Wick 5AL has a wider cup diameter, the Denis Wick 5AL 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

Denis Wick 5AL

• Trombone

Material—

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Yamaha SL-48L

• 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.

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Denis Wick 5AL vs Yamaha SL-48L

Playing Characteristics

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