Which has a bigger cup — Monette Cornet B2 FL or Monette Cornet D3 FL?

The Monette Cornet B2 FL has a cup diameter of 17.00 mm / 0.6693 in compared to 16.30 mm / 0.6417 in on the Monette Cornet D3 FL — 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 Monette Cornet B2 FL and Monette Cornet D3 FL?

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

Monette Cornet B2 FL vs Monette Cornet D3 FL

Name: Monette Cornet D3 FL
Brand: Monette

The Monette Cornet B2 FL has a wider cup diameter.

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

Monette Cornet B2 FL

• Cornet

Rim width—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

Mouthpiece B

Monette Cornet D3 FL

• Cornet

Rim width—

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.