Bruno Tilz 214-D 5 vs Marcinkiewicz 9BB. Stroup
The Marcinkiewicz 9BB. Stroup has a wider cup diameter, the Bruno Tilz 214-D 5 features a deeper cup, the Marcinkiewicz 9BB. Stroup has a larger throat opening.
The narrowest point at the bottom of the cup. Affects resistance, volume, and tone color.
Mouthpiece A
Bruno Tilz 214-D 5
• Trombone
CatalogThroat diameter6.30 mm / 0.2480 in
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Marcinkiewicz 9BB. Stroup
• Trombone
Throat diameter6.35 mm / 0.2500 in
Best suited for
High-volume projection — open throat for power
Throat Diameter
The Marcinkiewicz 9BB. Stroup has a wider throat (6.35 mm / 0.2500 in vs 6.30 mm / 0.2480 in). A wider throat allows more air through, increasing volume and projection but reducing resistance.
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.
Compare Bruno Tilz 214-D 5 with others
Compare Marcinkiewicz 9BB. Stroup with others
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