Bach 1½C vs Conn Precision 6

The Bach 1½C has a wider cup diameter, the Bach 1½C features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
    Bach 1½C
    • Cornet
    Backbore
    vs
    Mouthpiece B
      Conn Precision 6
      • Cornet
      Lead
      Backbore
      Best suited for
      📋Professional lead players
      🎶Recommended for professionals; small throat

      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 1½C details Conn Precision 6 details Bach 1½C equivalents Conn Precision 6 equivalents