Bach 18D vs Denis Wick 1AL
The Denis Wick 1AL has a wider cup diameter, the Denis Wick 1AL features a deeper cup, the Denis Wick 1AL has a larger throat opening.
Cup Diameter
The Denis Wick 1AL has a cup diameter of 27.11 mm / 1.0673 in compared to 24.20 mm / 0.9528 in on the Bach 18D — a difference of 2.91 mm / 0.1146 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Denis Wick 1AL has a very deep cup while the Bach 18D 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 1AL has a wider throat (7.45 mm / 0.2933 in vs 5.85 mm / 0.2303 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 Bach 18D with others
Compare Denis Wick 1AL with others
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