Conn Precision 1 vs Monette Cornet B2 FL

The Monette Cornet B2 FL has a wider cup diameter, the Conn Precision 1 features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
    Conn Precision 1
    • Cornet
    General
    Cup diameter16.56 mm / 0.6520 in
    Best suited for
    📋All-around players; comfortable wide rim
    🎶Full round tone; suited to low notes
    vs
    Mouthpiece B
      Monette Cornet B2 FL
      • Cornet
      Cup diameter17.00 mm / 0.6693 in
      Best suited for
      🎻Orchestral playing — large cup for full, dark tone

      Cup Diameter

      The Monette Cornet B2 FL has a cup diameter of 17.00 mm / 0.6693 in compared to 16.56 mm / 0.6520 in on the Conn Precision 1 — a difference of 0.44 mm / 0.0173 in. A wider cup generally produces a fuller, darker tone but requires more air support.

      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 Conn Precision 1 details Monette Cornet B2 FL details Conn Precision 1 equivalents Monette Cornet B2 FL equivalents