Bruno Tilz 301-4 C vs Denis Wick SFL
The Bruno Tilz 301-4 C has a wider cup diameter, the Denis Wick SFL has a larger throat opening.
Cup Diameter
The Bruno Tilz 301-4 C has a cup diameter of 16.50 mm / 0.6496 in compared to 16.00 mm / 0.6299 in on the Denis Wick SFL — a difference of 0.50 mm / 0.0197 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
Both mouthpieces share a medium cup depth, so the sound character from depth alone will be very similar.
Throat Diameter
The Denis Wick SFL has a wider throat (4.45 mm / 0.1752 in vs 3.50 mm / 0.1378 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 301-4 C with others
Compare Denis Wick SFL with others
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