Yamaha HR-29B vs Yamaha HR-35C4

The Yamaha HR-35C4 has a wider cup diameter, the Yamaha HR-35C4 features a deeper cup, the Yamaha HR-35C4 has a larger throat opening.

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
    Yamaha HR-29B
    • French Horn
    Cup depthShallow
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Yamaha HR-35C4
      • French Horn
      Cup depthMedium
      Best suited for
      📣High-volume projection — open throat for power

      Cup Depth

      The Yamaha HR-35C4 has a medium cup while the Yamaha HR-29B has a 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 Yamaha HR-29B details Yamaha HR-35C4 details Yamaha HR-29B equivalents Yamaha HR-35C4 equivalents