Marcinkiewicz CH 15S vs Marcinkiewicz CH R 15S
Both mouthpieces share similar core dimensions — the differences are in the details.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Marcinkiewicz CH 15S
• French Horn
Throat diameter4.57 mm / 0.1799 in
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
vs
Mouthpiece B
Marcinkiewicz CH R 15S
• French Horn
Throat diameter4.57 mm / 0.1799 in
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
Throat Diameter
Throat diameters are essentially identical at 4.57 mm / 0.1799 in, so resistance feel will be comparable.
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.