Bach 1B vs Bob Reeves 40/SV/692s

The Bach 1B has a wider cup diameter, the Bach 1B features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Base metal or construction (e.g. brass, stainless steel, plastic). Influences weight, response, and tone color.
Mouthpiece A
    Bach 1B
    • Cornet
    Material
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    vs
    Mouthpiece B
      Bob Reeves 40/SV/692s
      • Cornet
      Material
      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 1B details Bob Reeves 40/SV/692s details Bach 1B equivalents Bob Reeves 40/SV/692s equivalents