Bob Reeves 43.5/FE vs Bruno Tilz 210-S 4 E

The Bob Reeves 43.5/FE has a wider cup diameter, the Bob Reeves 43.5/FE features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
    Bob Reeves 43.5/FE
    • Flugelhorn
    Throat diameter
    vs
    Mouthpiece B
      Bruno Tilz 210-S 4 E
      • Flugelhorn
      Catalog
      Throat diameter3.50 mm / 0.1378 in
      Best suited for
      Screamer / high notes — tight throat with shallow cup

      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 43.5/FE details Bruno Tilz 210-S 4 E details Bob Reeves 43.5/FE equivalents Bruno Tilz 210-S 4 E equivalents