Bruno Tilz 310-MS 9 vs Denis Wick 3L
The Bruno Tilz 310-MS 9 has a wider cup diameter, the Denis Wick 3L features a deeper cup, the Denis Wick 3L has a larger throat opening.
Cup Diameter
The Bruno Tilz 310-MS 9 has a cup diameter of 32.00 mm / 1.2598 in compared to 31.25 mm / 1.2303 in on the Denis Wick 3L — a difference of 0.75 mm / 0.0295 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Denis Wick 3L has a very deep cup while the Bruno Tilz 310-MS 9 has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Denis Wick 3L has a wider throat (8.78 mm / 0.3457 in vs 7.80 mm / 0.3071 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.