Bruno Tilz 306-1 1/2 C vs Marcinkiewicz 8H-S
The Bruno Tilz 306-1 1/2 C has a wider cup diameter, the Bruno Tilz 306-1 1/2 C has a larger throat opening.
Cup Diameter
The Bruno Tilz 306-1 1/2 C has a cup diameter of 27.00 mm / 1.0630 in compared to 26.06 mm / 1.0260 in on the Marcinkiewicz 8H-S — a difference of 0.94 mm / 0.0370 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a shallow cup depth, so the sound character from depth alone will be very similar.
Throat Diameter
The Bruno Tilz 306-1 1/2 C has a wider throat (7.00 mm / 0.2756 in vs 6.76 mm / 0.2661 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 306-1 1/2 C with others
Compare Marcinkiewicz 8H-S with others
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