Bach 11 vs Denis Wick SM2M
The Denis Wick SM2M has a wider cup diameter, the Denis Wick SM2M features a deeper cup, the Denis Wick SM2M has a larger throat opening.
Cup Diameter
The Denis Wick SM2M has a cup diameter of 27.00 mm / 1.0630 in compared to 24.70 mm / 0.9724 in on the Bach 11 — a difference of 2.30 mm / 0.0906 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Cup Depth
The Denis Wick SM2M has a very deep cup while the Bach 11 has a deep cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.
Throat Diameter
The Denis Wick SM2M has a wider throat (7.40 mm / 0.2913 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.