Bob Reeves 43/SV/s vs Marcinkiewicz 5*W (Endorsee)

The Bob Reeves 43/SV/s has a wider cup diameter, the Bob Reeves 43/SV/s 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 43/SV/s
    • Cornet
    Cup depthShallow
    vs
    Mouthpiece B
      Marcinkiewicz 5*W (Endorsee)
      • Cornet
      Cup depthVery shallow
      Best suited for
      📣High-volume projection — open throat for power

      Cup Depth

      The Bob Reeves 43/SV/s has a shallow cup while the Marcinkiewicz 5*W (Endorsee) has a very shallow 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 43/SV/s details Marcinkiewicz 5*W (Endorsee) details Bob Reeves 43/SV/s equivalents Marcinkiewicz 5*W (Endorsee) equivalents