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Bach 7D vs Bach 8¾C

The Bach 7D has a wider cup diameter.

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 7D
    • Cornet
    Rim width—
    Best suited for
    🎺Lead / commercial — shallow cup for brightness and range
    vs
    Mouthpiece B
      Bach 8¾C
      • Cornet
      Rim width—
      Best suited for
      🎺Lead / commercial — shallow cup for brightness and range

      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 7D details Bach 8¾C details Bach 7D equivalents Bach 8¾C equivalents

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