Bach 9 vs Monette Cornet AP6 Rim

The Monette Cornet AP6 Rim has a wider cup diameter, the Bach 9 features a deeper cup.

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
    Bach 9
    • Cornet
    Material
    vs
    Mouthpiece B
      Monette Cornet AP6 Rim
      • Cornet
      Material
      Best suited for
      🎵All-round versatile — balanced cup for general playing

      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 Bach 9 details Monette Cornet AP6 Rim details Bach 9 equivalents Monette Cornet AP6 Rim equivalents