Denis Wick 4BFL vs Yamaha FH-SHEW
The Yamaha FH-SHEW has a wider cup diameter, the Denis Wick 4BFL features a deeper cup, the Denis Wick 4BFL has a larger throat opening.
Cup Diameter
The Yamaha FH-SHEW has a cup diameter of 16.54 mm / 0.6512 in compared to 16.50 mm / 0.6496 in on the Denis Wick 4BFL — a difference of 0.04 mm / 0.0016 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Denis Wick 4BFL has a deep cup while the Yamaha FH-SHEW has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Denis Wick 4BFL has a wider throat (4.58 mm / 0.1803 in vs 4.40 mm / 0.1732 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.