Which has a bigger cup — Denis Wick 2SL or Yamaha BB-BOBO-SOLO-GP?

The Yamaha BB-BOBO-SOLO-GP has a cup diameter of 32.20 mm / 1.2677 in compared to 32.00 mm / 1.2598 in on the Denis Wick 2SL — a difference of 0.20 mm / 0.0079 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Denis Wick 2SL and Yamaha BB-BOBO-SOLO-GP?

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

Denis Wick 2SL vs Yamaha BB-BOBO-SOLO-GP

Name: Yamaha BB-BOBO-SOLO-GP
Brand: Yamaha

The Yamaha BB-BOBO-SOLO-GP has a wider cup diameter, the Denis Wick 2SL has a larger throat opening.

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

The width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.

Mouthpiece A

Denis Wick 2SL

• Tuba

Rim width7.73 mm / 0.3043 in

Best suited for

📣High-volume projection — open throat for power

Mouthpiece B

Yamaha BB-BOBO-SOLO-GP

• Tuba

Rim width—

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 2SL vs Yamaha BB-BOBO-SOLO-GP

Playing Characteristics

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What Changes If You Switch?

Which is better?

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