Bruno Tilz 310-M 15 vs Denis Wick 3SL
The Denis Wick 3SL has a wider cup diameter, the Bruno Tilz 310-M 15 features a deeper cup, the Bruno Tilz 310-M 15 has a larger throat opening.
Cup Diameter
The Denis Wick 3SL has a cup diameter of 31.25 mm / 1.2303 in compared to 31.00 mm / 1.2205 in on the Bruno Tilz 310-M 15 — a difference of 0.25 mm / 0.0098 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Bruno Tilz 310-M 15 has a deep cup while the Denis Wick 3SL has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Bruno Tilz 310-M 15 has a wider throat (8.00 mm / 0.3150 in vs 7.62 mm / 0.3000 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.