Bob Reeves 43W/DF vs Giardinelli 17FL

The Bob Reeves 43W/DF has a wider cup diameter, the Giardinelli 17FL features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).
Mouthpiece A
    Bob Reeves 43W/DF
    • Flugelhorn
    Cup depthDeep
    Best suited for
    🎻Orchestral playing — large cup for full, dark tone
    vs
    Mouthpiece B
      Giardinelli 17FL
      • Flugelhorn
      Cup depthVery deep

      Cup Depth

      The Giardinelli 17FL has a very deep cup while the Bob Reeves 43W/DF has a deep cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper 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 Bob Reeves 43W/DF details Giardinelli 17FL details Bob Reeves 43W/DF equivalents Giardinelli 17FL equivalents