Bach 1¼G vs Conn Precision 2

the Bach 1¼G 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 1¼G
    • Trombone
    Backbore
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Conn Precision 2
      • Trombone
      Lead
      Backbore
      Best suited for
      📋Solo work; high register; bright
      🎶Big bright tone; excellent solo

      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 1¼G details Conn Precision 2 details Bach 1¼G equivalents Conn Precision 2 equivalents