Bach 7 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.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Bach 7
• Trombone
Cup diameter24.75 mm / 0.9744 in
Best suited for
High-volume projection — open throat for power
vs
Mouthpiece B
Denis Wick 1AL
• Trombone
Cup diameter27.11 mm / 1.0673 in
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
Cup Diameter
The Denis Wick 1AL has a cup diameter of 27.11 mm / 1.0673 in compared to 24.75 mm / 0.9744 in on the Bach 7 — a difference of 2.36 mm / 0.0929 in. A wider cup generally produces a fuller, darker tone but requires more air support.
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 7 with others
Compare Denis Wick 1AL with others
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