Bach 1¼C vs Kelly SCREAMER-BUGLE

The Bach 1¼C has a wider cup diameter, the Bach 1¼C features a deeper cup, the Bach 1¼C has a larger throat opening.

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
    Bach 1¼C
    • Trumpet
    Rim width
    vs
    Mouthpiece B
      Kelly SCREAMER-BUGLE
      • Trumpet
      Lead
      Rim width
      Best suited for
      🎺Lead / commercial — shallow cup for brightness and range
      Screamer / high notes — tight throat with shallow cup
      📋Lead bugle; high register

      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 1¼C details Kelly SCREAMER-BUGLE details Bach 1¼C equivalents Kelly SCREAMER-BUGLE equivalents