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Bach 1¼C vs GR Technologies 3S

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

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
      GR Technologies 3S
      • Trumpet
      Rim width—

      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 GR Technologies 3S details Bach 1¼C equivalents GR Technologies 3S equivalents

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